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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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IR36021MFS02TRPIC REG CTRLR BUCK PMBUS 32QFN |
0 | - |
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Datasheet |
- | 32-VFQFN Exposed Pad | Cut Tape (CT) | Obsolete | - | Step-Down | Positive | Buck | 3 | 2 | 3.3V | 200kHz ~ 2MHz | - | - | - | I2C, PMBus | - | - | - | - | Surface Mount | 32-MLPQ (5x5) |
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AZ7500CP-E1IC REG CTRLR BUCK 16DIP |
0 | - |
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Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 36V | 1kHz ~ 200kHz | 45% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-DIP |
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MAX1771CPA+TIC REG CTRLR BST/BUCK-BST 8DIP |
0 | - |
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Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Buck-Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | 92% | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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MB39A138PFT-G-JN-ERE1IC REG CTRLR BUCK 24TSSOP |
0 | - |
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Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 6V ~ 24V | - | - | Yes | No | - | Current Limit, Soft Start | -30°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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EC7401QIIC REG CTRLR BUCK 40QFN |
0 | - |
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Datasheet |
Enpirion® | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive, Isolation Capable | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 66.7% | - | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
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NCV887700D1R2GIC REG CTRLR BOOST 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 40V | 170kHz | 83% | No | No | - | Current Limit, Enable, Frequency Control | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
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NCV887740D1R2GIC REG CTRLR BOOST 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 40V | 170kHz | 83% | No | No | - | Current Limit, Enable, Frequency Control | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
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MCP19114T-E/MQIC REG CTRLR MULT TOP I2C 28QFN |
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) |
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ED8106N00QIIC REG CTRLR BUCK 24QFN |
0 | - |
|
- |
Enpirion® | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.25V | 500kHz ~ 1MHz | 100% | - | No | - | Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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XR71211EH-FIC REG CTRLR BUCK 10DFN |
0 | - |
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Datasheet |
- | 10-VFDFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 40V | 100kHz ~ 800kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
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ED8101P00QIIC REG CTRLR BUCK I2C 24QFN |
0 | - |
|
- |
Enpirion® | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.25V | 500kHz ~ 1MHz | 100% | - | No | I2C | Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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MB39A112PFT-G-BND-ERE1IC REG CTRLR BUCK 20TSSOP |
0 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 1 | 7V ~ 25V | 250kHz ~ 2.6MHz | 100% | No | No | - | Soft Start | -30°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP |
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MB39A123PMT-G-BNDE1IC REG CTRLR BUCK 48LQFP |
0 | - |
|
Datasheet |
- | 48-LQFP | Tray | Obsolete | Transistor Driver | Step-Down | Positive or Negative, Isolation Capable | Buck | 6 | 1 | 1.7V ~ 11V | 1MHz | 100% | Yes | No | - | Dead Time Control, Soft Start | -30°C ~ 85°C (TA) | - | - | Surface Mount | 48-LQFP (7x7) |
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ISL6398HRTZIC REG CTRLR BUCK PMBUS 40QFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 4.75V ~ 5.25V | 120kHz ~ 2.025MHz | 98% | No | - | I2C, PMBus, SMBus | - | -10°C ~ 100°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
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ISL6398HRTZ-TIC REG CTRLR BUCK PMBUS 40QFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 4.75V ~ 5.25V | 120kHz ~ 2.025MHz | 98% | No | - | I2C, PMBus, SMBus | - | -10°C ~ 100°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
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ISL6398IRTZIC REG CTRLR BUCK PMBUS 40QFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 4.75V ~ 5.25V | 120kHz ~ 2.025MHz | 98% | No | - | I2C, PMBus, SMBus | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
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ED8101P01QIIC PWM CTRLR SGL TRUE DGTL 24QFN |
0 | - |
|
- |
* | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ED8101P02QIIC PWM CTRLR SGL TRUE DGTL 24QFN |
0 | - |
|
- |
* | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ED8106N02QIIC REG CTRLR BUCK 24QFN |
0 | - |
|
- |
Enpirion® | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.25V | 500kHz ~ 1MHz | 100% | - | No | - | Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
MAX15301AA01+CKIC REG CTRLR BUCK PMBUS 32TQFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 300kHz ~ 1MHz | 95% | Yes | Yes | PMBus | Current Limit, Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |

