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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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HV9123NG-G-M934IC REG CTRLR FLYBACK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 10V ~ 450V | 3MHz | 97% | No | No | - | Enable, Frequency Control, Reset | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |
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L99LD02Q505TRDUAL-PHASE BOOST DC/DC CONTROLLE |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 2 | 3V ~ 28V | 100kHz ~ 470kHz | 95% | No | Yes | SPI | Current Limit, Enable | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 32-QFN (5x5) |
|
MAX8525EEI+TIC REG CTRLR BUCK 28QSOP |
0 | - |
|
- |
- | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.5V ~ 5.5V | 150kHz ~ 1.2MHz | - | No | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QSOP |
|
|
MAX1771CSA-TIC REG CTRLR BST/BUCK-BST 8SOIC |
0 | - |
|
- |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | 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) | - | - | Surface Mount | 8-SOIC |
|
MC34067DWIC REG CTRLR FLYBACK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 2 | 1 | 8.6V ~ 20V | 2.05MHz | - | No | No | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6522IRZIC REG CTRLR BUCK 16QFN |
0 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
ISL6341CIRZIC REG CTRLR BUCK 10-TDFN |
0 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 85% | Yes | No | - | Enable, Phase Control, Power Good, Power on Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-TDFN-EP (3x3) |
|
TPS40021PWPG4IC REG CTRLR BUCK 16HTSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 100kHz ~ 1MHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
|
MAX608ESAIC REG CTRLR BOOST 8SOIC |
0 | - |
|
- |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
LM3477AMMIC REG CTRLR BUCK/BCK-BST 8VSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 1 | 1 | 2.97V ~ 35V | 500kHz | 93% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
MIC2130-4YML-TRIC REG CTRLR BUCK 16MLF |
0 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad, 16-MLF® | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 400kHz | 80% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-MLF® (4x4) |
|
MC33067DWIC REG CTRLR FLYBACK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 2 | 1 | 8.6V ~ 20V | 2.05MHz | - | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LM25088QMH-2/NOPBIC REG CTRLR BUCK 16TSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | 50kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-HTSSOP |
|
MAX15005BAUE+TIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 40V | 15kHz ~ 1MHz | 80% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
MAX15005AAUE+TIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 40V | 15kHz ~ 1MHz | 80% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
UC2823DWTRIC REG CTRLR MULT TOP 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -25°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UC2823DWTRG4IC REG CTRLR MULT TOP 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -25°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
TC110501ECTTRIC REG CTRLR BOOST SOT23A-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 10V | 100kHz ~ 300kHz | 92% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
TC110333ECTTRIC REG CTRLR BOOST SOT23A-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 10V | 100kHz ~ 300kHz | 92% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
TC110301ECTTRIC REG CTRLR BOOST SOT23A-5 |
0 | - |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 10V | 100kHz ~ 300kHz | 92% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
