What are DC DC Switching Controllers ?
DC DC Switching Controllers are integrated circuits designed to convert and regulate voltage levels in electronic devices. They are commonly used in applications such as industrial power management, production electronics assembly, and maintenance. Important specifications for selection include Duty Cycle (Max), which affects efficiency; Frequency, which influences performance; and Control Features, which determine operational flexibility. Ensuring compatibility with existing designs and validating lifecycle status are crucial for procurement teams.
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| Part & Mfr | Clock Sync | Control Features | Duty Cycle (Max) | Frequency | Function | Mounting Type | Number of Outputs | Operating Temperature | Output Configuration | Output Phases | Output Type | Serial Interfaces | Supplier Device Package | Synchronous Rectifier | Topology | Voltage | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ABLIC Inc.
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No | Enable, Soft Start | 100% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 8-TSSOP | Yes | Buck | 2.7V ~ 16V | |
Microchip Technology
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No | - | - | - | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-MSOP | Yes | Buck, Boost, Buck-Boost, Flyback, SEPIC | 3V ~ 5.5V | |
ABLIC Inc.
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No | Enable | 85% | 600kHz | Step-Up | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | SOT-23-5 | No | Boost | 0.9V ~ 10V | |
Infineon Technologies
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Yes | Frequency Control, Power Good, Soft Start | 86.5% | 200kHz ~ 500kHz | Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 2 | Transistor Driver | - | 28-TSSOP | Yes | Buck | 5.5V ~ 14.5V | |
Microchip Technology
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No | Frequency Control | 48% | Up to 500kHz | Step-Up, Step-Down | Through Hole | 1 | 0°C ~ 70°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-DIP | No | Boost, Buck, Flyback, Forward | 10V ~ 30V | |
Texas Instruments
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No | Enable | 93% | 500kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 8-VSSOP | No | Buck, Buck-Boost | 2.97V ~ 35V | |
Analog Devices / Maxim Integrated
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Yes | Power Good | 99% | 2.2MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C | Positive | - | Transistor Driver | - | - | Yes | Buck | 3.5V ~ 42V | |
Renesas
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No | Enable, Phase Control | 100% | 300kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 14-SOIC | Yes | Buck | 2.97V ~ 3.63V | |
On Semiconductor
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Yes | Current Sense, Enable | 92.5% | 400kHz | Step-Up | Surface Mount | 1 | -40°C ~ 150°C (TJ) | Positive | 1 | Transistor Driver | - | 8-SOIC | No | Boost | 3.2V ~ 40V | |
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Renesas
|
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No | Enable, Phase Control | 100% | 300kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 14-SOIC | Yes | Buck | 2.97V ~ 3.63V | |
Texas Instruments
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Yes | Dead Time Control, Enable, Frequency Control, Ramp, Soft Start, Tracking | 80%, 94% | 100kHz ~ 2.2MHz | Step-Up | Surface Mount, Wettable Flank | 1 | -40°C ~ 150°C (TJ) | Positive | 1 | Transistor Driver | - | 20-VQFN (3.5x3.5) | Yes | Boost | 0.8V ~ 42V | |
STMicroelectronics
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No | Current Limit, Enable, Phase Control, Power Good, Soft Start | - | - | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 20-TSSOP | Yes | Buck | 3V ~ 5.5V | |
Richtek
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No | Current Limit, Enable, On Time Control, Phase Control, Ramp | - | - | Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 2 | Transistor Driver | - | 24-WQFN (4x4) | Yes | Buck | 4.5V ~ 13.2V | |
Analog Devices / Maxim Integrated
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No | Enable, Soft Start | 96% | 100kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 14-SOIC | No | Buck | 4V ~ 15V | |
|
Texas Instruments
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No | Frequency Control | 99% | 46kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 8-SOIC | No | Boost, Flyback, Forward Converter | 6.9V ~ 12V | |
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Infineon Technologies
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Yes | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 85% | 300kHz | Step-Down | Surface Mount | 2 | 0°C ~ 70°C (TA) | Positive | 2 | Transistor Driver | - | 28-TSSOP | Yes | Buck | 4.5V ~ 16V | |
On Semiconductor
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No | Current Limit, Enable, Frequency Control, Power Good | - | 200kHz ~ 1MHz | Step-Down | Surface Mount | 4 | 0°C ~ 100°C (TA) | Positive | 4 | PWM Signal | - | 32-QFN (5x5) | No | Buck | 7V ~ 20V | |
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Microchip Technology
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No | Phase Control | - | 100kHz ~ 1.6MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | I²C, PMBus, SMBus | 24-QFN (4x4) | Yes | Buck | 4.5V ~ 32V | |
Microsemi Corporation
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No | Enable, On Time Control | - | - | Step-Down | Surface Mount | 1 | -10°C ~ 100°C (TA) | Positive | 1 | Transistor Driver | - | 16-MLPQ (4x4) | Yes | Buck | 4.5V ~ 22V | |
Texas Instruments
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No | Current Limit, Frequency Control | 100% | Up to 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 8-VSSOP | No | Buck | 4.5V ~ 42V | |
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Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
ROHM Semiconductor
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Yes | Current Limit, Enable, Frequency Control, Soft Start | - | 50kHz ~ 500kHz | Step-Down | Surface Mount | 1 | -40°C ~ 105°C (TA) | Positive | 1 | Transistor Driver | - | VQFN020V4040 | Yes | Buck | 10V ~ 56V | |
On Semiconductor
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No | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, SPI | 100% | 250kHz ~ 1.2MHz | Step-Down | Surface Mount | 8 | -10°C ~ 100°C (TA) | Positive | 8 | PWM Signal | I²C, PSI | 40-QFN (5x5) | Yes | Buck | 2.8V ~ 20V | |
Texas Instruments
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No | Current Limit, Frequency Control | 100% | Up to 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 8-WSON (3x3) | No | Buck | 4.5V ~ 42V | |
STMicroelectronics
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No | Enable, Phase Control | 80% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 150°C (TJ) | Positive | 1 | Transistor Driver | - | 8-SOIC | Yes | Buck | 4.1V ~ 13.2V | |
Analog Devices / Maxim Integrated
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No | Enable | 84% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP | Yes | Buck | 2.75V ~ 20V | |
Analog Devices / Maxim Integrated
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Yes | Enable, Frequency Control, Soft Start | 92.5% | 100kHz ~ 1MHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-TQFN (3x3) | No | Boost, Flyback | 4.5V ~ 36V | |
|
Analog Devices / Maxim Integrated
|
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No | Enable | 84% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP | Yes | Buck | 2.95V ~ 20V | |
Richtek
|
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No | Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Slew Control, Soft Start | - | Up to 1MHz | Step-Up | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 2 | Transistor Driver | - | 40-WQFN (5x5) | Yes | Buck | 4.5V ~ 25V | |
Microchip Technology
|
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No | Current Limit, Enable | 92% | 500kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP | Yes | Buck | 3V ~ 14.5V | |
Monolithic Power Systems
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Yes | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | 99.5% | 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | - | Adjustable | - | 20-TSSOP-EP | Yes | Buck | 4V ~ 60V | |
Richtek
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Yes | Enable, Power Good | - | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 8-SOP-EP | Yes | Buck | 4.5V ~ 13.2V | |
Richtek
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No | Enable, Frequency Control, Power Good, Ramp, Slew Control, Soft Start | - | 2.2MHz, 500kHz ~ 3MHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | I²C | 15-WL-CSP (BSC) (1.4x2.3) | Yes | Buck-Boost | 2.2V ~ 5.5V | |
Texas Instruments
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Yes | Frequency Control, Soft Start | 50% | 200kHz ~ 630kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-VSSOP | No | Flyback | 8V ~ 15V | |
Renesas
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No | Current Limit, Enable | 100% | 600kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 8-SOIC | Yes | Buck | 4.5V ~ 14.4V | |
|
Analog Devices / Maxim Integrated
|
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Yes | Current Limit, Enable, Power Good | - | 220kHz ~ 2.2MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C | Positive | 1 | Transistor Driver | - | 16-TQFN (3x3) | Yes | Buck | 3.5V ~ 42V | |
Texas Instruments
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No | Current Limit, Enable, Frequency Control, Ramp, Soft Start | 90% | 340kHz ~ 460kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 105°C (TA) | Positive | 1 | Transistor Driver | - | 16-SOIC | Yes | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 9V ~ 30V | |
Analog Devices / Maxim Integrated
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No | Enable | 85% | - | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | SOT-6 | No | Boost, Flyback, SEPIC | 2.5V ~ 5.5V | |
Renesas
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No | Current Limit, Enable, Frequency Control, Power Good | 96% | 100kHz ~ 1.4MHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 20-QFN (4x4) | Yes | Buck, Boost, Flyback, SEPIC | 4.5V ~ 5.5V | |
Sanken
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No | Current Limit, Enable, Power Good, Soft Start | - | 400kHz | Step-Down | Surface Mount | 1 | -20°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 24-TSSOP | Yes | Buck | 4.5V ~ 5.5V | |
STMicroelectronics
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No | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | 100% | 200kHz | Step-Down | Surface Mount | 1 | -40°C ~ 150°C (TJ) | Positive | 1 | Transistor Driver | - | 16-SO | Yes | Buck | 5V ~ 12V | |
Analog Devices / Maxim Integrated
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No | Enable, Power Good, Soft Start, Tracking | 45% | 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-QSOP | Yes | Buck | 3.25V ~ 20V | |
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Analog Devices / Maxim Integrated
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No | Enable, Power Good, Soft Start, Tracking | 65% | 600kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-QSOP | Yes | Buck | 2.95V ~ 20V | |
|
Texas Instruments
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No | Frequency Control | 49% | 46kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 8-SOIC | No | Boost, Flyback, Forward Converter | 7.4V ~ 12V | |
Renesas
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No | Current Limit, Enable, Frequency Control, Power Good | 96% | 100kHz ~ 1.4MHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 20-QSOP | Yes | Buck, Boost, Flyback, SEPIC | 4.5V ~ 5.5V | |
Renesas
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No | Enable, Frequency Control, Phase Control, Power Good | 66.6% | Up to 1.5MHz | Step-Down | Surface Mount | 3 | -40°C ~ 85°C (TA) | Positive | 3 | Transistor Driver | - | 40-QFN (6x6) | Yes | Buck | 4.75V ~ 12.6V | |
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Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
Texas Instruments
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No | Enable | - | - | Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 24-VQFN (4x4) | Yes | Buck | 4.5V ~ 24V | |
Renesas
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No | Current Limit, Enable, Frequency Control, Soft Start | 100% | 200kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 16-QFN (4x4) | Yes | Buck | 10.8V ~ 13.2V | |
Renesas
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No | Enable, Phase Control, Power Good, Power on Reset | 75% | 600kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 10-TDFN-EP (3x3) | Yes | Buck | 4.5V ~ 14.4V |
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