Technical Articles

Supplier:

ROHM Semiconductor USA, LLC


ROHM Semiconductor USA, LLC has published these technical articles:

(Proximity or Presence Sensing)
From this Article:
Infrared (IR) technology addresses a broad variety of wireless applications, especially in the areas of sensing and remote control. Today's newest products such as cell phones, digital cameras, and... (View Full Article)
(Power and Power Management IC)
From this Article:
The usage of lighting-emitting diodes (LEDs) in auto?motive applications is increasing for many of the same reasons that LED lighting is penetrating non-automotive sectors. LEDs are more efficient and... (View Full Article)
(Motor Controls and Drives)
From this Article:
By rotating in discrete angular increments, stepping, stepper or simply step motors provide a more precise solution for many motion control and measurement applications, especially when the... (View Full Article)
(Power and Power Management IC)
From this Article:
ROHM CMOS LDO (low drop-out) regulators are tailored for use in portable devices such as PDAs, mobile phones, digital cameras and camcorders. Lower in cost and small in packaging, ROHM CMOS LDOs offer... (View Full Article)
(Optoelectronics)
From this Article:
In portable electronic products, reducing the power consumption to provide the user with increased battery life is one of today's critical design considerations. The liquid crystal display (LCD) and... (View Full Article)
(Semiconductors)
From this Article:
Efficiency ratings for power supplies at full load do not adequately reflect the unit's power consumption under actual operation conditions. To extend the length of operation of portable products on a... (View Full Article)
(Power Supply and Conditioning)
From this Article:
DC brush motors are increasingly required for a broad range of applications including robotics, portable electronics, sporting equipment, appliances, medical devices, automotive applications, power... (View Full Article)
(Semiconductors)
From this Article:
According to the Semiconductor Industry Association, consumer electronics became the largest user and primary driver of semiconductors in 2004 and continues to increase over the corporate market... (View Full Article)
(Power Supplies)
From this Article:
This article intends to describe the application of full SiC module in a 10 kW UPS inverter. 5-10kW is a widely used power rating for UPS and is also common for power modules. A module has been used... (View Full Article)
(Sensor Chips)
From this Article:
Sensors play a key role in enabling modern electronics to more intelligently act within their environment. A cell phone, for example, uses sensors to detect when a user is holding the device to his or... (View Full Article)
(Transistors)
From this Article:
How to calculate chip temperatures using various methods.... (View Full Article)
(Sensor Chips)
From this Article:
Being able to determine a device's position and movement is becoming a standard feature in many portable systems. Systems such as cell phones and tablets use the 6-axis data from accelerometers and... (View Full Article)
(Transistors)
From this Article:
FAQ about transistor specifications, formulas, and more.... (View Full Article)
(Power and Power Management IC)
From this Article:
Selecting a Gate Driver requires consideration of a number of factors. This guide will attempt to present the various options somewhat in order of importance, since for example if the driver does not... (View Full Article)
(Transistors)
From this Article:
The invention of the transistor that gave an unprecedented shock to the electronics industry at that time was made in the year 1948. That truly was the beginning of the current age of electronics.... (View Full Article)
(Power and Power Management IC)
From this Article:
Voltage and ferroelectric characteristics are important factors in determining the performance of piezoelectric MEMS. ROHM is focusing on developing a thinner lead zirconate titanate (PZT) material... (View Full Article)
(Transistors)
From this Article:
A large current much greater than the steady-state current will temporarily flow the moment the load switch Q1 is turned ON. When the charge of the load capacitance CL at the output side gets close to... (View Full Article)
(Logic)
From this Article:
Using Low Cost Microcontrollers for Temperature, Carbon Monoxide, and Humidity Measurement, Display, and Control. In today's energy consumption and safety-conscious world, collecting and using... (View Full Article)
(IC Optoelectronics)
From this Article:
Whether capturing still images or recording moving video, image stabilization will always be a major factor in reproducing a near perfect digital replica. A lack thereof will result in image... (View Full Article)
(Transistors)
From this Article:
This is the classification based on the differences in the operating features. The classification is made as bipolar transistors and unipolar transistors.... (View Full Article)
(Resistors and Potentiometers)
From this Article:
Some common questions about resistors.... (View Full Article)
(Transistors)
From this Article:
When a TR is operated, it naturally accompanies electric and thermal loads. The life of TR becomes short if such loads are too much and may be broken in the worst case. To avoid such events, it is... (View Full Article)
(Transistors)
From this Article:
Thanks to SiC's breakdown field strength that is ten times higher than that of silicon, SiC devices can be constructed to withstand the same breakdown with a much smaller drift region. In theory, SiC... (View Full Article)
(Diodes)
From this Article:
The highest performance silicon power diodes are Schottky barrier diodes. Not only do SBDs have the lowest reverse recovery time (trr) compared to the various types of fast recovery (fast recovery... (View Full Article)
(Power and Power Management IC)
From this Article:
Efficient power management is an important design element enabling systems developers to overcome increasing demands for compact size, low-power operation and improved functionality. In addition, many... (View Full Article)
(Transistors)
From this Article:
The Gate terminal in a MOSFET is isolated from the other terminals by an oxide film, resulting in the formation of PN junctions (diode) between the Gate, Drain and Source. Cgs and Cgd are the... (View Full Article)
(Transistors)
From this Article:
Calculations and formulas related to digital transistors.... (View Full Article)
(Transistors)
From this Article:
In an NPN transistor, the Base is at positive bias, the Collector at negative bias, and reverse current flows from the Emitter to the Collector. Also, please consider problems arising from usage.... (View Full Article)

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