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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LM5034MTC/NOPBIC REG CTRLR FWRD CONV 20TSSOP |
239 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 2 | 13V ~ 100V | 200kHz, 600kHz | 76% | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
|
UC3886NIC REG CTRLR BUCK 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.3V ~ 20V | Up to 300kHz | 90% | No | No | - | Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
TPS53129PWRIC REG CTRLR BUCK 24TSSOP |
0 | - |
|
Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 700kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
|
UC3886DIC REG CTRLR BUCK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.3V ~ 20V | 100kHz | 90% | No | No | - | Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX1745EUBIC INTEGRATED CIRCUIT |
0 | - |
|
Datasheet |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC3527BNIC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter, Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
LTC3860EUH#TRPBFLTC3860 - DUAL-PHASE/DUAL-CHANNE |
1,474 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 250kHz ~ 1.25MHz | 91.5% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
ISL8845AAUZ-TIC REG CTRLR BOOST/FLYBACK 8MSOP |
2,500 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 48% | No | No | - | Current Limit, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
ISL8841AAUZ-TIC REG CTRLR BOOST/FLYBACK 8MSOP |
2,500 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 48% | No | No | - | Current Limit, Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
ISL8841AMUZ-TIC REG CTRLR BOOST/FLYBACK 8MSOP |
2,500 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 48% | No | No | - | Current Limit, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
ISL8843AMUZ-TIC REG CTRLR BOOST/FLYBACK 8MSOP |
2,490 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 96% | No | No | - | Current Limit, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 8-MSOP |
|
UC3578NIC REG CTRLR BUCK 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 14V ~ 72V | 110kHz | 90% | No | No | - | Current Limit, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
UC3572DTRIC REG CTRLR FLYBACK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Negative | Flyback | 1 | 1 | 4.75V ~ 30V | 100kHz | 92% | No | No | - | Current Limit, Ramp | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
ADP1871ACPZ-1.0-R7IC REG CTRLR BUCK 10LFCSP |
0 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad, CSP | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.25V ~ 20V | 1MHz | 45% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-LFCSP-WD (3x3) |
|
ADP1871ACPZ-0.3-R7IC REG CTRLR BUCK 10LFCSP |
0 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad, CSP | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.95V ~ 20V | 300kHz | 84% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-LFCSP-WD (3x3) |
|
ADP1871ACPZ-0.6-R7IC REG CTRLR BUCK 10LFCSP |
0 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad, CSP | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.95V ~ 20V | 600kHz | 65% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-LFCSP-WD (3x3) |
|
ISL8843AMBZ-TIC REG CTRLR BOOST/FLYBACK 8SOIC |
2,345 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 30V | Up to 2MHz | 96% | No | No | - | Current Limit, Frequency Control | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
LTC1871IMS-1#TRPBFIC REG CTRLR MULT TOP 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive or Negative | Boost, Flyback, SEPIC | 1 | 1 | 2.5V ~ 36V | 50kHz ~ 1MHz | 92% | No | Yes | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
MAX1980ETP+IC REG CTRLR BUCK 20-TQFN |
0 | - |
|
Datasheet |
Quick-PWM™ | 20-WQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 550kHz | - | Yes | No | - | Current Limit, On Time Control | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-TQFN (5x5) |
|
MIC2182-5.0YMIC REG CTRLR BUCK 16SOIC |
135 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 300kHz | 86% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
