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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL81806FRTZ-T80V SYNC DUAL BUCK PWM CONTROLLE |
5,244 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 80V | 100kHz ~ 2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power On Reset, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
|
MAX5065EAI+IC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 28V | 250kHz, 500kHz | - | Yes | No | - | Enable, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
MAX8743ETX+IC POWER MANAGEMENT |
964 | - |
|
Datasheet |
- | 36-WFQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 2V ~ 28V | 200kHz, 300kHz, 420kHz, 540kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Pulse Skipping | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-TQFN (6x6) |
|
LM1575K-15/883CSMPS CONTROLLER, SWITCHING VOLT |
758 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LM1575K-12/883CSMPS CONTROLLER, SWITCHING VOLT |
517 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LTC7818IUJ#WTRPBFBUCK/BUCK/BOOST SYNC CTL, 40V, 3 |
0 | - |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
UCC2803J1A, 1000KHZ BICMOS, CDIP8 |
1,058 | - |
|
Datasheet |
- | 8-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | 31kHz | 99% | No | No | - | Current Limit, Dead Time Control, Soft Start | -40°C ~ 85°C | Automotive | AEC-Q100 | Through Hole | 8-CDIP |
|
LTC7801IUFD#TRPBFIC REG CTRLR SYNC BUCK 24QFN |
2,415 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 140V | 50kHz ~ 900kHz | 100% | No | No | - | Current Limit, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x5) |
|
MAX1532AETLCPU 2-PHASE STEP-DOWN CONTROL |
1,394 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MAX1532ETLIMVP4 INTEL CPU DUAL-PHASE STEP- |
260 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LTC3859IUHF#TRPBFIC REG CTRLR MULT TOPOLOGY 38QFN |
0 | - |
|
Datasheet |
- | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 38V | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 99%, 100% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
UC2824NIC REG CTRLR BOOST 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
LTC1628CG-SYNC#TRPBFIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 30V | 220kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
ISL81801FRTZ-T7A80V BI-DIRECTIONAL BUCK-BOOST CO |
1,931 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 4.5V ~ 80V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Off Time Control, On Time Control, Phase Control, Power Good, Power On Reset, Pulse Skipping, Ramp, Sequencing, Soft Star, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
|
ISL81801FVEZ-T7A80V BI-DIRECTIONAL BUCK-BOOST CO |
328 | - |
|
Datasheet |
- | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 4.5V ~ 80V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Off Time Control, On Time Control, Phase Control, Power Good, Power On Reset, Pulse Skipping, Ramp, Sequencing, Soft Star, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 38-HTSSOP |
|
MAX767CAP+IC REG CTRLR BUCK 20SSOP |
8 | - |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz | 95% | Yes | Yes | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
|
LTC7801HFE#TRPBFIC REG CTRLR SYNC BUCK 24TSSOP |
0 | - |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 140V | 50kHz ~ 900kHz | 100% | No | No | - | Current Limit, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-TSSOP |
|
MAX1532AETL+IC INTEGRATED CIRCUIT |
0 | - |
|
- |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC1826JSWITCHING CONTROLLER |
287 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC1524AL883BUC1524A ADVANCED REGULATING PULS |
187 | - |
|
Datasheet |
- | 20-CLCC | Bulk | Active | PWM | Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 10Hz ~ 10kHz | 45% | No | No | - | Enable, Frequency Control, Ramp | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-LCCC (8.89x8.89) |
