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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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On Semiconductor
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Texas Instruments
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No | Frequency Control | 96% | Up to 500kHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-SOIC | No | Boost, Buck, Flyback, Forward | 10V ~ 30V | |
Texas Instruments
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Yes | Enable, Frequency Control, Low Battery, Reset | 88% | 150kHz ~ 1.2MHz | Step-Up, Step-Up/Step-Down | Through Hole | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 16-PDIP | Yes | Boost, Flyback, SEPIC | 1.8V ~ 8V | |
Nisshinbo Micro Devices
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No | Enable | 90% | 700kHz | Step-Up | Surface Mount | 1 | -40°C ~ 85°C | Positive | 1 | PWM | - | SOT-23-6W | No | Boost | 2.5V ~ 6V | |
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 | - | 32-MLPQ (5x5) | Yes | Buck | 5.5V ~ 14.5V | |
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Renesas
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No | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | - | 600kHz | Step-Down | Surface Mount | 2 | -40°C ~ 85°C | Positive | 1 | Transistor Driver | - | 20-SOP | No | Buck | 3.9V ~ 40V | |
Linear Technology
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Infineon Technologies
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No | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start | - | 23kHz ~ 139.1kHz | Step-Up/Step-Down | Surface Mount | 1 | -25°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | PG-DSO-12-20 | No | Flyback | 7.2V ~ 20.5V | |
Linear Technology
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Yes | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking | 99% | 300kHz, 550kHz, 750kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C | Positive | 1 | Transistor Driver | - | 16-SSOP | Yes | Buck | 2.75V ~ 4.5V | |
Linear Technology
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Texas Instruments
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No | Phase Control, Power Good | - | 200kHz | Step-Down | Surface Mount | 2 | 0°C ~ 70°C (TA) | Positive | 2 | Transistor Driver | - | 8-SOIC | Yes | Buck | 11.4V ~ 12.6V | |
Linear Technology
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No | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | 95% | 250kHz ~ 770kHz | Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 2 | Transistor Driver | - | 32-QFN (5x5) | Yes | Buck | 4.5V ~ 38V | |
Texas Instruments
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Yes | Enable, Frequency Control, Soft Start | 47% | 200kHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 2 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 20-PLCC (9x9) | Yes | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 7V ~ 40V | |
Linear Technology
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Linear Technology
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Infineon Technologies
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- | - | - | - | - | Surface Mount | - | - | - | - | - | - | PG-VQFN-40 | - | - | - | |
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Infineon Technologies
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Infineon Technologies
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- | - | - | - | - | Surface Mount | - | - | - | - | - | - | 56-QFN (7x7) | - | - | - | |
Linear Technology
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No | Enable, Power Good, Soft Start | 98.5% | 225kHz ~ 680kHz | Step-Down | Surface Mount | 3 | 0°C ~ 70°C (TA) | Positive | 3 | Transistor Driver | - | 36-SSOP | Yes | Buck | 4.5V ~ 7V | |
Linear Technology
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No | Enable, Power Good, Soft Start | 90% | 1.4MHz | Step-Up, Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 24-SSOP | Yes | Buck, Boost | 1.5V ~ 36V | |
Linear Technology
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Linear Technology
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Linear Technology
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No | Enable, Power Good, Soft Start, Tracking | 99.4% | 250kHz ~ 530kHz | Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 2 | Transistor Driver | - | 28-SSOP | Yes | Buck | 4V ~ 36V | |
Infineon Technologies
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No | Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start | - | 200kHz ~ 2MHz | Step-Down | Surface Mount | 16 | -40°C ~ 120°C (TA) | Positive | 16 | PWM | I²C, PMBus | 56-QFN (7x7) | No | Buck | 2.9V ~ 3.6V | |
Texas Instruments
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Texas Instruments
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Linear Technology
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Analog Devices / Maxim Integrated
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No | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | 99% | 105kHz ~ 835kHz, 350kHz ~ 535kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 20-QFN (3x4) | Yes | Buck | 4V ~ 60V | |
Analog Devices / Maxim Integrated
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Yes | Frequency Control, Soft Start | 100% | 200kHz ~ 600kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP-EP | No | Buck | 4V ~ 60V | |
Analog Devices / Maxim Integrated
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No | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | 95% | 250kHz ~ 780kHz | Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 2 | Transistor Driver | - | 28-QFN (4x5) | Yes | Buck | 4V ~ 38V | |
Analog Devices / Maxim Integrated
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Yes | Current Limit, Frequency Control, Soft Start | 95% | 190kHz ~ 630kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 28-QFN (4x5) | Yes | Buck-Boost | 4V ~ 60V | |
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Richtek
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No | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | - | 25kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 12-WQFN (2x2) | Yes | Buck | 4.5V ~ 26V | |
Richtek
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No | Enable, Phase Control, Power Good | 88% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 10-WDFN (3x3) | Yes | Buck | 2.5V ~ 21V | |
On Semiconductor
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No | Frequency Control | 96% | Up to 500kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 14-SOIC | No | Boost, Flyback | 10V ~ 30V | |
Monolithic Power Systems
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Yes | Current Limit, Enable, Soft Start | 81% | 260kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 10-MSOP | Yes | Boost, Flyback, Forward Converter, SEPIC | 4.5V ~ 10V | |
STMicroelectronics
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No | Enable, Phase Control, Power Good | 80% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-DFN (3x3) | Yes | Buck | 5V ~ 12V | |
Richtek
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No | Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start | - | 560kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 14-WDFN (3x2) | Yes | Buck | 3V ~ 26V | |
Microchip Technology
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No | Enable, Frequency Control | 87.5% | 40kHz ~ 400kHz | Step-Up | Surface Mount | 1 | -25°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-QFN (3x3) | No | Boost | 2.7V ~ 4.5V | |
ABLIC Inc.
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No | Enable | 100% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | SOT-23-5 | No | Buck | 2.5V ~ 16V | |
Texas Instruments
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No | Current Limit, Enable, Soft Start, Tracking | 91% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-VSSOP | Yes | Buck | 3V ~ 5.5V | |
Richtek
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No | Dead Time Control, Enable, Frequency Control, Phase Control, Ramp | 88% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 10-WDFN (3x3) | Yes | Buck | 5.5V ~ 26.5V | |
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Texas Instruments
|
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No | Frequency Control | 97% | Up to 500kHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-SOIC | No | Boost, Buck, Buck-Boost, Flyback, Forward | 12V ~ 28V | |
Texas Instruments
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No | Frequency Control | 97% | Up to 500kHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 14-SOIC | No | Boost, Buck, Buck-Boost, Flyback, Forward | 12V ~ 28V | |
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Analog Devices / Maxim Integrated
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Torex Semiconductor
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No | - | 100% | 500kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | SOT-25-5 | No | Buck | 2.8V ~ 16V | |
On Semiconductor
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No | - | - | 600kHz | - | Surface Mount | 1 | - | Positive | 1 | - | - | 20-QFN (4x4) | No | - | 4.5V ~ 21V | |
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Microchip Technology
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No | Frequency Control | 96% | 500kHz | Step-Up, Step-Down, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-SOIC | Yes | Buck, Boost, Flyback, Forward Converter | 7.6V ~ 20V | |
ABLIC Inc.
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No | Enable | 90% | 100kHz | Step-Up | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | SOT-23-5 | No | Boost | 0.9V ~ 10V | |
Richtek
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No | Enable, Frequency Control, Soft Start | 90% | 200kHz | Step-Up | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 12-WDFN (3x3) | No | Boost | 4.5V ~ 25V | |
Renesas
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No | Current Limit, Enable | 100% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 8-SOIC | Yes | Buck | 6.5V ~ 14.4V |
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