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0755-82798135DC DC Switching Controllers
DC DC Switching Controllers
DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.
TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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CHL8325A-19CRTIC REG BUCK 40VQFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 5 | 5 | 3.3V | 200kHz ~ 1.2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -20°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-40-902 |
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CHL8325A-39CRTIC REG BUCK 40VQFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 5 | 5 | 3.3V | 200kHz ~ 1.2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -20°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-40-902 |
|
CHL8326-06CRTIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 6 | 6 | 3.3V | 200kHz ~ 1.2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -20°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-901 |
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CHL8326-07CRTIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 6 | 6 | 3.3V | 200kHz ~ 1.2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -20°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-901 |
|
CHL8326-19CRTIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 6 | 6 | 3.3V | 200kHz ~ 1.2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -20°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-901 |
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IR3565AMCP01TRPIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 6 | 4 | 3.3V | 200kHz ~ 2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-900 |
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IR3565AMWS01TRPIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 6 | 4 | 3.3V | 200kHz ~ 2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-900 |
|
IR3566AMIN01TRPIC REG BUCK 48VQFN |
0 | - |
|
Datasheet |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 2 | 6 | 3.3V | 200kHz ~ 2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-48-900 |
|
IR3567AMGB07TRPIC REG BUCK 56VQFN |
0 | - |
|
Datasheet |
- | 56-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 2 | 6 | 3.3V | 200kHz ~ 2MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | PG-VQFN-56-900 |
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LX7309ILQ-TRCURRENT MODE PWM |
0 | - |
|
Datasheet |
- | 24-TFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, Forward Converter | 1 | 1 | 9.6V ~ 20V | 100kHz ~ 500kHz | 50% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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MCP1630T-E/MSVAOHIGH SPEED PULSE WIDTH MODULATOR |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-MSOP |
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MCP1630VT-E/MSVAOHIGH SPEED PULSE WIDTH MODULATOR |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-MSOP |
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MCP1631T-E/STVAOHIGH SPEED PWM CONTROLLER |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-TSSOP |
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MCP19111T-E/MQVAOPOINT OF LOAD CONVERTER (POL) |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
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MCP19114T-E/MJVAOINTEGRATED MIXED SIGNAL DUAL |
0 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Cuk, Flyback, SEPIC | 1 | 1 | 4.5V ~ 42V | 31.25kHz ~ 2MHz | - | No | No | I2C | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-QFN (4x4) |
|
MCP19115T-E/MQVAOINTEGRATED MIXED SIGNAL DUAL |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Cuk, Flyback, SEPIC | 1 | 1 | 4.5V ~ 42V | 31.25kHz ~ 2MHz | - | No | No | I2C | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
|
MCP19119T-E/MQVAO40V POINT OF LOAD CONVERTER |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
|
MCP1630-E/MSVAOHIGH SPEED PULSE WIDTH MODULATOR |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Buck-Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 5.5V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-MSOP |
|
MCP19118-E/MJVAO40V POINT OF LOAD CONVERTER |
0 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-QFN (4x4) |
|
MCP19119-E/MQVAO40V POINT OF LOAD CONVERTER |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |

