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Supplier: Microchip Technology, Inc.
Description: The MCP14628 is a synchronous MOSFET driver used for driving MOSFETs in a rectified bridge arrangement. This type of arrangement is typical of synchronous buck converter topologies.There are two separate drivers contained in the MCP14628. the low-side driver output drives a
- Transistor Type: MOSFET
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Supplier: RS Components, Ltd.
Description: A synchronous step-down (buck) regulator from Microchip featuring a unique adaptive ON-time control architecture. This highly integrated device incorporates a DC/DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in a single package. The
- Configuration / Function: Step-down (Buck), Other
- IC Package Type: Other
- Input Voltage (VIN): 4.75 to 20 volts
- Output Current (IOUT): 6 amps
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Supplier: RS Components, Ltd.
Description: A synchronous step-down (buck) regulator from Microchip featuring a unique adaptive ON-time control architecture. This highly integrated device incorporates a DC/DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in a single package. The
- Configuration / Function: Step-down (Buck), Other
- IC Package Type: Other
- Input Voltage (VIN): 4.75 to 20 volts
- Output Current (IOUT): 6 amps
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Supplier: Infineon Technologies AG
Description: temperature protection feature (OTP with thermal shutdown), cycle-by-cycle over current protection (OCP), control MOSFET short detection (HSS – High-side short detection), VDRV and bootstrap under-voltage protection. The TDA21590 also features "refreshing" of bootstrap capacitor
- DC Input Voltage: 4.25 to 16 volts
- DC Output Current: 90 amps
- DC Output Voltage: 0.2250 to 5.5 volts
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Supplier: Infineon Technologies AG
Description: -voltage protection. The TLF12501 also features "refreshing" of bootstrap capacitor to prevent the bootstrap capacitor from over-discharging. Operation of up to 2 MHz switching frequency enables high performance transient response, allowing miniaturization of output
- DC Input Voltage: 4.25 to 16 volts
- DC Output Current: 90 amps
- DC Output Voltage: 0.2250 to 5.5 volts
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Supplier: Infineon Technologies AG
Description: 21472 also features auto-replenishment of the bootstrap capacitor to prevent over-discharging. The TDA21472 features a deep-sleep power saving mode, which greatly reduces the power consumption when the multiphase system enters PS3/PS4 mode. Potential Applications CPUs
- DC Input Voltage: 25 volts
- DC Output Current: 70 amps
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Supplier: Infineon Technologies AG
Description: TDM22544D co-packages two smart power stages, two power inductors, and decoupling capacitors to implement two independent synchronous buck converters into a small 10x9x8 mm package. The package is optimized for PCB layout, heat transfer, driver/MOSFET control timing, and minimal
- DC Input Voltage: 4.25 to 16 volts
- DC Output Current: 160 amps
- DC Output Voltage: 0.2250 to 3 volts
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Supplier: Richardson RFPD
Description: 2x 100V, 3.2mohm Emode GaN HEMT with Half Bridge Driver 60A continuous current capability Zero reverse recovery charge Ultra-low on resistance Minimum external components. (Driving resistor, bootstrap and Vcc capacitors integrated) Reduced Gate Loop
- Package Type: Other
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Supplier: Renesas Electronics Corporation
Description: The ISL95870, ISL95870A, ISL95870B ICs are Single-Phase Synchronous-Buck PWM regulators featuring Intersil’s proprietary R4 Technology™. The wide 3.3V to 25V input voltage range is ideal for systems that run on battery or AC-adapter power sources. The ISL95870A and ISL
- IC Package Type: Other
- Input Voltage (VIN): 3.3 to 25 volts
- Output Voltage (Volt): 0.5000 to 5 volts
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Supplier: Renesas Electronics Corporation
Description: The ISL95870, ISL95870A, ISL95870B ICs are Single-Phase Synchronous-Buck PWM regulators featuring Intersil’s proprietary R4 Technology™. The wide 3.3V to 25V input voltage range is ideal for systems that run on battery or AC-adapter power sources. The ISL95870A and ISL
- IC Package Type: Other
- Input Voltage (VIN): 3.3 to 25 volts
- Output Voltage (Volt): 0.5000 to 5 volts
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Supplier: Renesas Electronics Corporation
Description: The ISL95870, ISL95870A, ISL95870B ICs are Single-Phase Synchronous-Buck PWM regulators featuring Intersil’s proprietary R4 Technology™. The wide 3.3V to 25V input voltage range is ideal for systems that run on battery or AC-adapter power sources. The ISL95870A and ISL
- IC Package Type: Other
- Input Voltage (VIN): 3.3 to 25 volts
- Output Voltage (Volt): 0.5000 to 5 volts
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Supplier: Renesas Electronics Corporation
Description: that run on battery or AC adapter power sources. Resistor programmed output voltage setpoint and capacitor programmed soft-start delay allow for fast and easy implementation. Robust integrated MOSFET drivers and Schottky bootstrap diode reduce the implementation area and lower
- IC Package Type: Other
- Input Voltage (VIN): 3.3 to 25 volts
- Output Voltage (Volt): 0.5000 to 3.3 volts
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March 18th, 2021 TDK Corporation (TSE 6762) announces the addition of 20A 300W rated models to the i7C non-isolated DC-DC converter series. These buck-boost board mount power modules have been optimized for 24V input with a range of 9 to 36Vdc and can be adjusted from 8 to 24V. The i7C (read more)
Browse DC-DC Converters Datasheets for TDK-Lambda Americas Inc. -
Power Loss Protection Power Management Unit with Integrated High-Current Buck Converters, Buck-Boost Converter and Low Dropout Regulator (LDO) The ACT85411 is a highly integrated, highly configurable multiple output power management IC (PMIC) with built-in power loss protection (PLP (read more)
Browse Supervisory Circuits and Battery Monitor Chips Datasheets for Qorvo -
protection (PLP) provides backup storage power in the event of an input power failure. A built-in Boost converter provides high-voltage energy storage to minimize storage capacitor size requirements. The built-in Buck converter regulates the storage voltage to a fixed output voltage during Supplement (read more)
Browse Supervisory Circuits and Battery Monitor Chips Datasheets for Qorvo -
). Buck1, LDO1, and LDO2 can be configured as a load switch. Buck4 can be configured as a LDO. Each DC/DC regulator requires only three small components for operation. The LDOs only require two small ceramic capacitors. All outputs are highly configurable via the I2C interface. (read more)
Browse IC Analog Switches Datasheets for Qorvo -
Buck Converter: A buck converter lowers voltage in battery-powered devices. Examples include electric freezers and other similar devices. Boost Converter (read more)
Browse IC Voltage Regulators Datasheets for ODG (Origin Data Global) -
switching regulator. Switching regulators include buck (step-down) converters and boost (read more)
Browse General Purpose Diodes Datasheets for ODG (Origin Data Global)
More Information Top
Indicates content that may require registration and/or purchase.
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A current-mode active clampling for boostrap circuit applied to DC/DC buck converters
An active clamping circuit that regulates the voltage VBC across the bootstrap capacitor CB in buck converters is presented.
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Low-Cost Gate Drive Circuit for Three-Level Neutral-Point-Clamped Voltage-Source Inverter
Available: http://www.irf.com/technical-info/appnotes/an-978.pdf [20] “Design Tips DT 94-1A,” Keeping the Bootstrap Capacitor Charged in Buck Converters .
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Practical Considerations on the Gate Drive Implementation for Three-Level Voltage Source Inverters
[5] Design Tips DT 94-1A, "Keeping the Bootstrap Capacitor Charged In Buck Converters ", International Rectifier (http://www.irf.com/technical-info/designtp/dt94- I.pdf).
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A Practical Tutorial on an IGBT Drive
Kiraly, "Keeping the Bootstrap Capacitor Charged in Buck Converters ," International Rectifier, Design Tips, DT94-lA, pp. 1-3.
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Efficiency improvement in multiphase converter by changing dynamically the number of phases
buck converter ) is given by the bootstrap capacitor , when (Input Voltage=28 V, Output Voltage=18 V, Output .
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http://dspace.mit.edu/bitstream/handle/1721.1/33705/64667085-MIT.pdf?sequence=2
Stereo Buck Inductor Selection Stereo Buck Capacitor Selection Stereo Boost Inductor Selection Stereo Boost Capacitor Selection Topological layout on totem card for boost and buck converter (laminate sheet) Understanding and presentation of … … buck/boost and for the boost " bootstrap " circuit.
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http://qspace.library.queensu.ca/jspui/bitstream/1974/7034/1/Dickson_Andrew_J_201203_MASC.pdf
Figure 4-14 – Buck Converter with Bootstrap Driver and Synchronous Switch [32] ......................93 Figure 4-15 – Synchronous PulseStart to charge Bootstrap Capacitor .............................................95 Figure 4-16 – Buck Synchronous Pulse Start Waveform .................................................................96 Figure 4-17 – Photo of Prototype …
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Power Electronics and Energy Conversion Systems, Volume 1, Fundamentals and Hard-switching Converters
… the inductor (input) current, 405 rms current through the output capacitor , 406, 688 small-signal … … 403 tapped-inductor boost converter (see Tapped inductor, boost … … CCM/DCM boundary, 412(Fig.) Bootstrap (bootstrapping) circuit, 45, 46 … … DCM kbound (see Boost, Buck , Buck-boost, boundary) Boundary …
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http://www.nxp.com/documents/application_note/APPCHP2.pdf
… drive transformer, 145 drive transformer leakage inductance, 149 electronic ballast, 589 forward converter, 187 power converters, 141 speed-up capacitor , 143 Base inductor, 144 … … diode assisted, 148 Boost converter , 109 continuous mode, 109 … … 109 output ripple, 109 Bootstrap , 303 Breakback voltage diac … Bridge circuits see Motor Control - AC Brushless motor, 301, 303 Buck -boost converter, 110 Buck converter, 108 …
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http://www.nxp.com/documents/application_note/APPCHP4.pdf
… drive transformer, 145 drive transformer leakage inductance, 149 electronic ballast, 589 forward converter, 187 power converters, 141 speed-up capacitor , 143 Base inductor, 144 … … diode assisted, 148 Boost converter , 109 continuous mode, 109 … … 109 output ripple, 109 Bootstrap , 303 Breakback voltage diac … Bridge circuits see Motor Control - AC Brushless motor, 301, 303 Buck -boost converter, 110 Buck converter, 108 …