Avalanche Photodiode Photodiodes
Reviewed by: Mohsen Mostafaei, consulting engineer
Description
An Avalanche Photodiode (APD) is a highly sensitive semiconductor device that converts light into electricity through a specialized photoelectric effect. It functions as a photodetector, capable of detecting extremely low levels of light, down to single photons in some cases. Unlike standard photodiodes, APDs incorporate an internal gain mechanism that amplifies the photocurrent directly within the semiconductor material.
Working Principle
APDs operate by utilizing a strong internal electric field created by applying a high reverse bias voltage, typically between 100-200V. When a photon strikes the device, it creates an initial electron-hole pair. These carriers are accelerated by the intense electric field, gaining sufficient energy to create additional electron-hole pairs through impact ionization. This process creates a cascade or "avalanche" effect, multiplying the original signal by factors ranging from 50 to several hundred, depending on the design and operating conditions. The multiplication process occurs before any significant external noise is added to the signal, resulting in superior signal-to-noise performance compared to conventional photodiodes.
Applications
APDs are extensively used in fiber optic telecommunications systems, particularly in long-haul networks operating at 2.5 Gbps and above. They're crucial components in laser range finders used in autonomous vehicles and precision manufacturing. In quantum key distribution systems, APDs serve as single-photon detectors for secure communication. Medical imaging systems, specifically in positron emission tomography (PET) scanners, use arrays of APDs to detect gamma rays. They're also employed in particle physics experiments, such as the Large Hadron Collider, for particle detection and energy measurement.
Advantages over other Photodiodes
APDs provide internal gain of 50-1000 times without requiring external amplification, resulting in significantly better signal-to-noise ratios than PIN photodiodes. They offer superior sensitivity in the near-infrared region (900-1700nm), making them ideal for fiber optic communications. Their response time is typically under 1 nanosecond, enabling detection of very fast optical signals. In low-light conditions, APDs can achieve detection capabilities approaching single-photon sensitivity, outperforming standard photodiodes by orders of magnitude.
Limitations
APDs require high operating voltages, typically above 100V, which can complicate power supply design. Their gain is highly temperature-dependent, necessitating temperature compensation or control systems. Dark current increases exponentially with bias voltage and temperature, limiting their usefulness in high-temperature environments. They exhibit excess noise due to the statistical nature of the avalanche process, which can impact signal quality. The avalanche process also makes them susceptible to damage from optical power overload.
Considerations
Initial costs for APDs are substantially higher than standard photodiodes, often 10-20 times more expensive. Operating expenses include temperature control systems and high-voltage power supplies. Regular calibration is necessary to maintain accuracy due to temperature and aging effects. Typical lifetime is 5-10 years under normal operating conditions, but can be shortened by exposure to excessive light or temperature. Replacement costs must factor in not just the device but also recalibration and system downtime. Special handling procedures during installation are required to prevent electrostatic discharge damage.
from Hamamatsu Photonics
Variable gain, stable detection even at high gain. The C10508-01 consists of an APD, current-to-voltage converter, high-voltage power supply circuit as well as microcontroller for compensating temperature with high stability on the basis of information received from the themperature sensor. The... [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 1
from DigiKey
Photodiode 800nm 300ps TO-46-2 Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Electro Optical Components, Inc.
The Silicon Carbide (SiC) UV APD has many of the properties of other APDs in that it is extremely sensitive and has high signal gain, but is only sensitive to UV (see wavelength response curve above). Because the substrate is tougher SiC, the bias voltage is higher than silicon based devices, around... [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 0.0044
- Photodiode Spectral Response: UV
- Photodiode Material: Silicon Carbide
from Hamamatsu Photonics
Standard type, Active area: Φ1.0 mm. APD module is designed for easy use of Si APD. [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 1
from DigiKey
Photodiode 800nm 300ps TO-46-3 Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Hamamatsu Photonics
High-sensitivity type, Active area: Φ1.5 mm. APD module is designed for easy use of Si APD. [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 1.5
from DigiKey
Photodiode 800nm 300ps 3-LCC [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Hamamatsu Photonics
High-speed type, Active area: Φ0.5 mm. The C5658 is a highly sensitive photodetector consisting of a Si APD (avalanche photodiode), a bias power supply and a low-noise amplifier, all integrated into a compact case. The APD used has an effective active area of φ0.5 mm to allow efficient... [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 0.5000
from DigiKey
Photodiode 800nm 300ps 6-LCC [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Hamamatsu Photonics
InGaAs APD that greatly reduces dark current. This InGaAs APD greatly reduces dark current over existing products by the use of a new device structure and improved processing. The G14858-0020AA is used for distance measurement, low-light-level detection, and so on. Features. - Low dark current. -... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 1550
- Spectral Response Range: 950 to 1700
- Active Area Diameter or Length: 0.2000
from DigiKey
Photodiode 800nm TO-5 Variant, 4 Leads, Lens Top Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 450 to 1050
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Hamamatsu Photonics
Surface mount type COB package near-infrared detector. The G15978-0020P is an InGaAs APD available in a surface mount type COB package. It is much smaller than the previous metal package type (G14858-0020AA), making it suitable for inclusion in compact and mobile equipment. Features. - Low dark... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 950 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from DigiKey
Photodiode 905nm 600ps 6-SMD, No Lead [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 905
from Hamamatsu Photonics
Surface mount type 16-element Si APD array. The S15249 is a surface mount type Si APD array with high sensitivity in the short wavelength range and low bias operation. This offers uniform gain and small crosstalk between elements. Features. -High sensitivity in the short wavelength range. QE=77% (... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 620
- Spectral Response Range: 350 to 1000
- Active Area Diameter or Length: 0.7000
from DigiKey
Photodiode 1064nm 3ns TO-205AA, TO-5-3 Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Sensitivity: 36
- Peak Sensitivity Wavelength: 1064
- Rise Time: 3
from Hamamatsu Photonics
4 × 8 element APD array with low noise and enhanced short-wavelength sensitivity. The S8550-02 is an APD (avalanche photodiode) array designed for short wavelength detection, featuring low noise and low terminal capacitance. The S8550-02 also offers uniform gain and small crosstalk between each... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 600
- Spectral Response Range: 320 to 1000
- Active Area Diameter or Length: 1.6
from DigiKey
Photodiode 1550nm 2-SMD [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1100 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1550nm TO-18-2 Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1100 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1550nm 300ps 6-CLCC [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1000 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1064nm 7ns TO-8 Style, 12 Leads [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 1064
- Spectral Response Range: 400 to 1100
- Rise Time: 7
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1064nm 2ns TO-8 Style, 12 Leads [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 1064
- Spectral Response Range: 400 to 1100
- Rise Time: 2
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1550nm 7ns TO-8 Style, 12 Leads [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1100 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
Short wavelength type APD [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 620
- Spectral Response Range: 200 to 1000
- Active Area Diameter or Length: 0.2000
from DigiKey
Photodiode 900nm 2ns TO-8 Style, 12 Leads [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 900
from Hamamatsu Photonics
Short wavelength type APD [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 620
- Spectral Response Range: 200 to 1000
- Active Area Diameter or Length: 0.5000
from DigiKey
Photodiode 900nm 7ns TO-8 Style, 12 Leads [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 900
from Hamamatsu Photonics
Short wavelength type APD [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 620
- Spectral Response Range: 200 to 1000
- Active Area Diameter or Length: 1
from DigiKey
Photodiode 1550nm TO-18 small [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1100 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
Low bias operation, for 800 nm band. This is a 800 nm band near-infrared Si APD that can operate at low voltages, 200 V or less. This is a suitable for applications such as FSO (free space optics) and optical rangefinders. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from DigiKey
Photodiode 1550nm TO-18-2 Metal Can [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1100 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
High sensitivity in near infrared range ( λ=900 nm). This is a Si APD that offer enhanced 900 nm band near-infrared sensitivity. This is a suitable for applications such as optical rangefinders and FSO (free space optics). [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 440 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 860
from DigiKey
Photodiode 1550nm 300ps 6-CLCC [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1000 to 1700
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 1550
from Hamamatsu Photonics
High sensitivity in near infrared range ( λ=900 nm). This is a Si APD that offer enhanced 900 nm band near-infrared sensitivity. This is a suitable for applications such as optical rangefinders and FSO (free space optics). [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 440 to 1100
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 860
from DigiKey
Photodiode 900nm 5ns 5-SIP Module [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 900
- Photodiode Spectral Response: IR
- Sensitivity: 55
from Hamamatsu Photonics
Low bias, high-speed Si APD for 900 nm. The S12426 series Si APD are designed to provide a peak sensitivity wavelength in the 900 nm band where optical rangefinders are increasingly used. The S12426 series delivers faster response and lower bias operation than our existing Si APD (S9251 series). [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 840
- Spectral Response Range: 400 to 1100
- Active Area Diameter or Length: 0.2000
from DigiKey
Photodiode 905nm 900ps 6-CLCC [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 500 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 905
from Hamamatsu Photonics
Low bias, high-speed Si APD for 900 nm. The S12426 series Si APD are designed to provide a peak sensitivity wavelength in the 900 nm band where optical rangefinders are increasingly used. The S12426 series delivers faster response and lower bias operation than our existing Si APD (S9251 series). [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 840
- Spectral Response Range: 400 to 1100
- Active Area Diameter or Length: 0.5000
from DigiKey
Photodiode 800nm 200ps 2-SMD, No Lead [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 500 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 800
from Hamamatsu Photonics
High-sensitivity Si APD for detection of light with a wavelength of 266 nm. The S14124-20 is an improved Si APD from the S8664 series for high sensitive detection of light with a wavelength of 266 nm used in semiconductor inspection and laser processing equipment. We have achieved a quantum... [See More]
- Photodiode Type: Avalanche Photodiode
- Active Area Diameter or Length: 2
- Peak Sensitivity Wavelength: 600
- Active Area Height: 2
from DigiKey
Photodiode 430nm 2ns 2-DIP [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 430
- Spectral Response Range: 400 to 700
- Sensitivity: 52
from Hamamatsu Photonics
High-speed, compact Si APD that does not require temperature adjustment. The S15413-02 is a gain-stabilized APD (GS APD) with a built-in temperature compensation function inside the sensor. This realizes constant gain without the need for temperature adjustment. It is suitable for laser monitors of... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 760
- Spectral Response Range: 400 to 1000
- Active Area Diameter or Length: 0.2000
from DigiKey
Photodiode 1060nm 1ns TO-5 [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 1060
- Spectral Response Range: 400 to 1100
- Sensitivity: 8
from Hamamatsu Photonics
High-speed, compact Si APD that does not require temperature adjustment. The S15415 series is a gain-stabilized APD (GS APD) with a built-in temperature compensation function inside the sensor. This realizes constant gain without the need for temperature adjustment. It is suitable for laser monitors... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 800
- Spectral Response Range: 400 to 1000
- Active Area Diameter or Length: 0.5000
from DigiKey
Photodiode 830nm 500ps TO-18 [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 830
from Hamamatsu Photonics
Short wavelength type APD. The S16453 series is a Si APD that has significantly higher sensitivity at short wavelength than previous product (S8664 series). (There are products that are slower than previous products. See the S8664 series datasheet.). Features. -High sensitivity at short wavelength... [See More]
- Photodiode Type: Avalanche Photodiode
- Peak Sensitivity Wavelength: 550
- Spectral Response Range: 320 to 1000
- Active Area Diameter or Length: 0.2000
from DigiKey
Photodiode 900nm 500ps TO-18 [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 400 to 1000
- Photodiode Spectral Response: IR
- Peak Sensitivity Wavelength: 900
from OSI Optoelectronics
The LAPD 1550-200R is a 200 um InGaAs APD housed in a hermetic 3 pin TO46 Package. The low noise and high sensitivity of the LAPD 1550-200R APD makes it ideal for use in range finding, sensors, OTDRs and any other low light level detection application. Product Features. Low Noise. High Sensitivity. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 800 to 1700
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.2000
from MACOM
MACOM offers the highest sensitivity photodiodes for receiver applications from 2.5G up to 400G. The product portfolio includes APDs and PINs with industry leading performance and reliability. Our photodiode chips have superior bandwidth and temperature stability and are designed to be coupled with... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1200 to 1650
- Photodiode Spectral Response: IR
- Sensitivity: 0.8000 to 0.9000
from California Eastern Laboratories - CEL
The NR4510 Series is an InGaAs 2.5 Gb/s APD ROSA with an internal pre-amplifier in a receptacle type package designed for SFP transceiver with LC duplex receptacle ideal as a receiver for OC-48 applications. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1310 to 1550
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0500
from First Sensor AG
Due to their high gain and speed, these APDs are suitable for many industrial applications such as distance measurement, laser scanning and optical communication. Special features. Maximum sensitivity at 800 nm. Optimized for high speeds. Low temperature coefficient. Fast rise time. Potentially low... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 650 to 850
- Photodiode Spectral Response: Visible
- Active Area Diameter or Length: 0.5000
from OSI Optoelectronics
The LAPD 3080 is a 75 um InGaAs, mesa structure APD, housed in a hermetic 3 pin coaxial package. The APD is coupled to either a multimode or single mode fiber pigtail. The APD is of mesa type construction giving the device fast recovery times from optical overloads. The low noise, overload tolerant... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 800 to 1700
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0750
from California Eastern Laboratories - CEL
The NR6300 Series is an InGaAs APD in TO-CAN package designed for sub assemblies used in OTDR Test Equipment [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1310 to 1550
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0300
from First Sensor AG
These avalanche photodiodes were developed specifically for LIDAR applications and laser rangefinders. The series of products contains linear and matrix arrays with multiple sensors on one monolithic die, e.g. 8, 16, 64 pixels. Special features. Fast rise time in 900 nm range. Low gain slope above... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 850 to 1070
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 4
from OSI Optoelectronics
Silicon Avalanche Photodiodes make use of internal multiplication to achieve gain due to impact ionization. The result is the optimized series of high Responsivity devices, exhibiting excellent sensitivity. OSI Optoelectronics offers several sizes of detectors that are available with flat windows or... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 350 to 1100
- Photodiode Spectral Response: Visible; IR
- Peak Sensitivity Wavelength: 820
from California Eastern Laboratories - CEL
The NR8300FP-CC is an InGaAs avalanche photo diode module in a coaxial package with single mode fiber, and can be used in OTDR systems. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1310 to 1550
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0300
from First Sensor AG
These avalanche photodiodes are suitable for laser rangefinders, targeting systems or any applications using YAG lasers or similar NIR radiation sources. Features: High quantum yield at 1064 nm. High sensitivity. Low noise. High speed. Optimized for longer wavelengths [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 850 to 1064
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.5000
from OSI Optoelectronics
Silicon Avalanche Photodiodes make use of internal multiplication to achieve gain due to impact ionization. The result is the optimized series of high Responsivity devices, exhibiting excellent sensitivity. OSI Optoelectronics offers several sizes of detectors that are available with flat windows or... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 350 to 1100
- Photodiode Spectral Response: Visible; IR
- Peak Sensitivity Wavelength: 820
from California Eastern Laboratories - CEL
The NR8360JP-BC is an InGaAs avalanche photodiode module in a 14-pin DIP package with single mode fiber. A thermoelectric cooler is integrated enabling the temperature control of the APD chip. It is designed for long-reach optical communications and optical test instruments, especially OTDR. [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1310 to 1550
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0300
from First Sensor AG
These avalanche photodiodes were developed specifically for the laser radar system LIDAR and laser rangefinders. The series provides fundamental technology for the development of arrays with multiple individual sensors, e.g. 8, 16, 32 pixels. Features: Fast rise time in 900 nm range. Low gain slope... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 750 to 930
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.2300
from OSI Optoelectronics
Silicon Avalanche Photodiodes make use of internal multiplication to achieve gain due to impact ionization. The result is the optimized series of high Responsivity devices, exhibiting excellent sensitivity. OSI Optoelectronics offers several sizes of detectors that are available with flat windows or... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 350 to 1100
- Photodiode Spectral Response: Visible; IR
- Peak Sensitivity Wavelength: 820
from California Eastern Laboratories - CEL
InGaAs APD In Coaxial Package For Fiber Optic Communication And OTDR Applications [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 1310
- Photodiode Spectral Response: IR
- Active Area Diameter or Length: 0.0800
from First Sensor AG
These avalanche photodiodes were developed specifically for laser range finding and laser scanning applications such as safety scanners, 3D-mapping, environmental monitoring and high resolution LIDAR systems for autonomous driving. The series provides fundamental technology for specific development... [See More]
- Photodiode Type: Avalanche Photodiode
- Spectral Response Range: 950
- Photodiode Spectral Response: Visible
- Active Area Diameter or Length: 0.5000