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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | |
Texas Instruments
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Yes | Frequency Control, Soft Start | 76% | 200kHz, 600kHz | Step-Up/Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 2 | Transistor Driver | - | 20-TSSOP | Yes | Forward Converter | 13V ~ 100V | |
Analog Devices / Maxim Integrated
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No | Enable | 45% | 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP | Yes | Buck | 3.25V ~ 20V | |
Linear Technology
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No | Enable, Power Good, Soft Start | 99.5% | - | Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 2 | Transistor Driver | - | 28-SSOP | Yes | Buck | 4V ~ 36V | |
Renesas
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Yes | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | - | 100kHz ~ 2MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-QFN (4x4) | Yes | Buck | 4.5V ~ 60V | |
Analog Devices / Maxim Integrated
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No | Enable | 50% | 25kHz ~ 625kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 10-uMAX/uSOP | No | Boost, Flyback | 9.5V ~ 24V | |
Renesas
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No | Enable, Phase Control, Power Good | - | 300kHz | Step-Down | Surface Mount | 1 | -10°C ~ 100°C (TA) | Positive | 1 | Transistor Driver | - | 16-UTQFN (2.6x1.8) | Yes | Buck | 3.3V ~ 25V | |
Renesas
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No | Enable, Phase Control, Power Good, Power on Reset | 75% | 600kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 10-TDFN-EP (3x3) | Yes | Buck | 4.5V ~ 14.4V | |
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Texas Instruments
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No | Current Limit, Enable, Frequency Control, Ramp, Soft Start | - | 42kHz ~ 945kHz | Step-Up/Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 1 | PWM Signal | - | 20-TSSOP | Yes | Full-Bridge, Half-Bridge, Push-Pull | 4.7V ~ 17V | |
Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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Renesas
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No | Enable, Phase Control, Power Good, Soft Start | - | 300kHz | Step-Down | Surface Mount | 1 | -10°C ~ 100°C (TA) | Positive | 1 | Transistor Driver | - | 16-UTQFN (2.6x1.8) | Yes | Buck | 3.3V ~ 25V | |
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Renesas
|
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Yes | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | - | 100kHz ~ 2MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-QFN (4x4) | Yes | Buck | 4.5V ~ 60V | |
Texas Instruments
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Yes | Dead Time Control, Frequency Control, Soft Start | - | 200kHz, 600kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 16-TSSOP | Yes | Half-Bridge, Push-Pull | 15V ~ 90V | |
|
Texas Instruments
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Yes | Dead Time Control, Frequency Control, Ramp, Soft Start | 91% | 200kHz ~ 580kHz | Step-Up/Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | 16-TSSOP | No | Forward Converter | 8V ~ 15V | |
Renesas
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No | Current Limit, Frequency Control | 48% | Up to 2MHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 105°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-MSOP | Yes | Boost, Flyback | 7.5V ~ 18V | |
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Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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Renesas
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No | Enable, Phase Control | 100% | 600kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 16-QFN (5x5) | Yes | Buck | 2.97V ~ 3.63V | |
Microchip Technology
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No | - | 48% | 1Hz ~ 500kHz | Step-Up/Step-Down | Surface Mount | 1 | -25°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-SOIC | Yes | Flyback | 7.6V ~ 30V | |
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Torex Semiconductor
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No | Enable, Soft Start | 100% | 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 6-USPC (1.8x2) | No | Buck | 2.8V ~ 16V | |
Analog Devices / Maxim Integrated
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No | Enable | 100% | 300kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 8-SOIC | No | Buck | 3V ~ 16.5V | |
Analog Devices / Maxim Integrated
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No | Current Limit, Enable, Soft Start | 78% | - | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-DFN (3x2) | No | Boost, Flyback, SEPIC | 4.1V ~ 60V | |
|
Texas Instruments
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Yes | - | 98% | 100kHz ~ 2.2MHz | Step-Up | Surface Mount, Wettable Flank | 1 | -40°C ~ 125°C (TA) | Positive | 1 | Transistor Driver | - | 20-VQFN (3.5x3.5) | Yes | Boost | 0.8V ~ 42V | |
Texas Instruments
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Yes | Dead Time Control, Enable, Power Good, Soft Start, Sync, Tracking | 94% | 100kHz ~ 2.2MHz | Step-Up | Surface Mount | 1 | -40°C ~ 150°C (TJ) | Positive | 1 | Transistor Driver | - | 20-VQFN (3.5x3.5) | Yes | Boost | 3.8V ~ 42V | |
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Renesas
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No | Enable, Frequency Control, Phase Control, Power Good | - | 200kHz ~ 600kHz | Step-Down | Surface Mount | 1 | -10°C ~ 100°C (TA) | Positive | 1 | Transistor Driver | - | 16-QFN (4x4) | Yes | Buck | 5V ~ 25V | |
Microchip Technology
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No | Frequency Control | 96% | Up to 500kHz | Step-Up, Step-Down | Through Hole | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-DIP | No | Boost, Buck, Flyback, Forward | 10V ~ 30V | |
Analog Devices / Maxim Integrated
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No | Current Limit, Enable | 80% | 200kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | TSOT-23-6 | No | Flyback | 5.7V ~ 8V | |
Analog Devices / Maxim Integrated
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Yes | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking | 90% | 200kHz ~ 1.5MHz | Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 20-LFCSP (4x4) | Yes | Buck | 2.75V ~ 20V | |
Microchip Technology
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No | Frequency Control | 96% | Up to 500kHz | Step-Up, Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 14-SOIC | No | Boost, Buck, Flyback, Forward | 10V ~ 30V | |
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Microchip Technology
|
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No | Frequency Control | 96% | Up to 500kHz | Step-Up, Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 8-SOIC | No | Boost, Buck, Flyback, Forward | 10V ~ 30V | |
ROHM Semiconductor
|
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Yes | Enable, Frequency Control, Power Good, Soft Start | - | 250kHz ~ 550kHz | Step-Down | Surface Mount | 2 | -40°C ~ 105°C (TA) | Positive | 1 | Transistor Driver | - | 48-VQFPC (7x7) | Yes | Buck | 3.9V ~ 30V | |
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Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
Texas Instruments
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Yes | Current Limit, Enable, Soft Start | 98.9% | 375kHz | Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 2 | Transistor Driver | - | 28-TSSOP | Yes | Buck | 4.5V ~ 36V | |
Monolithic Power Systems
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Yes | Current Limit, Enable, Frequency Control, Soft Start | 95% | 30kHz ~ 400kHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 10-MSOP | No | Boost, Flyback | 7V ~ 35V | |
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Renesas
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No | Enable, Frequency Control, Phase Control, Power Good, Soft Start | 96% | 100kHz ~ 1.4MHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 20-QSOP | Yes | Buck | 5.6V ~ 28V | |
|
Renesas
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No | Enable, Frequency Control, Phase Control, Soft Start | 100% | 200kHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 16-QFN (5x5) | Yes | Buck | 10.8V ~ 13.2V | |
Renesas
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Yes | Current Limit, Frequency Control, Soft Start | 75% | Up to 1MHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 105°C (TA) | Positive, Isolation Capable | 1 | Transistor Driver | - | 16-TSSOP | No | Boost, Flyback | 9V ~ 18V | |
Renesas
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No | Enable, Frequency Control, Phase Control, Power Good, Soft Start | 96% | 100kHz ~ 1.4MHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 20-QFN (4x4) | Yes | Buck | 5.6V ~ 28V | |
Texas Instruments
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No | Current Limit, Enable, Frequency Control, Ramp, Soft Start | - | 42kHz ~ 945kHz | Step-Up/Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 1 | PWM Signal | - | 20-QFN (4x4) | Yes | Full-Bridge, Half-Bridge, Push-Pull | 4.7V ~ 17V | |
Texas Instruments
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No | Enable, Frequency Control | - | 350kHz, 700kHz | Step-Down | Surface Mount | 2 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 24-VQFN (4x4) | Yes | Buck | 4.5V ~ 24V | |
Microchip Technology
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No | - | - | 31.25kHz ~ 2MHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | I²C | 28-QFN (5x5) | No | Boost, Cuk, Flyback, SEPIC | 4.5V ~ 42V | |
Analog Devices / Maxim Integrated
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Yes | Current Limit, Enable, Frequency Control, Power Good | 93% | 220kHz ~ 1MHz | Step-Up, Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive | 1 | Transistor Driver | - | 12-TQFN (3x3) | No | Boost, SEPIC | 4.5V ~ 36V | |
Texas Instruments
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Yes | Frequency Control, Ramp, Soft Start | - | 200kHz, 500kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 125°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | 24-WQFN (4x5) | Yes | Half-Bridge | 13V ~ 105V | |
|
Texas Instruments
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Yes | Current Limit, Frequency Control, Power Good, Soft Start, Tracking | - | 100kHz ~ 1MHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 24-VQFN (4x4) | Yes | Buck | 4.5V ~ 18V | |
Renesas
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No | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 100% | 250kHz ~ 2MHz | Step-Down | Surface Mount | 1 | 0°C ~ 70°C (TA) | Positive | 1 | Transistor Driver | - | 28-QFN (5x5) | Yes | Buck | 2.97V ~ 22V | |
|
Renesas
|
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No | Enable, Frequency Control, Phase Control, Power Good, Soft Start | 96% | 100kHz ~ 1.4MHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 20-QFN (4x4) | Yes | Buck | 5.6V ~ 28V | |
STMicroelectronics
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No | Frequency Control, Phase Control, Power Good | 80% | 150kHz | Step-Down | Surface Mount | 2 | -40°C ~ 125°C (TJ) | Positive | 2 | Transistor Driver | - | 36-VFQFPN (6x6) | Yes | Buck | 7.5V ~ 15V | |
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Microchip Technology
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Yes | Enable, Frequency Control | 49% | 50Hz ~ 600kHz | - | Through Hole | 2 | -55°C ~ 125°C (TA) | Positive | 1 | Transistor Driver | - | 16-CERDIP | No | - | 7V ~ 40V | |
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Analog Devices / Maxim Integrated
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No | Current Limit, Enable | 80% | 200kHz | Step-Up/Step-Down | Surface Mount | 1 | -40°C ~ 150°C (TJ) | Positive, Isolation Capable | 1 | Transistor Driver | - | TSOT-23-6 | No | Flyback | 5.7V ~ 8V | |
Texas Instruments
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Yes | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 87.5% | 100kHz ~ 1.2MHz | Step-Down | Surface Mount | 4 | -40°C ~ 85°C (TA) | Positive | 4 | PWM Signal | - | 28-VQFN (5x5) | No | Buck | 4.5V ~ 15V | |
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Analog Devices / Maxim Integrated
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No | Current Limit, Soft Start | - | 200kHz ~ 500kHz | Step-Down | Surface Mount | 1 | -40°C ~ 85°C (TA) | Positive | 1 | Transistor Driver | - | 10-uMAX/uSOP | Yes | Buck | 3V ~ 28V |
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