Available 24/7 at
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ADP1875ARQZ-1.0-R7IC REG CTRLR BUCK 16QSOP |
1,000 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.25V ~ 20V | 1MHz | 45% | Yes | No | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QSOP |
|
ADP1874ARQZ-0.6-R7IC REG CTRLR BUCK 16QSOP |
1,000 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.95V ~ 20V | 600kHz | 65% | Yes | No | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QSOP |
|
TPS53128PWIC REG CTRLR BUCK 24TSSOP |
118 | - |
|
Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
BD9015KV-ME2IC REG CTRLR BUCK 48VQFP |
1,400 | - |
|
Datasheet |
- | 48-LQFP | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.9V ~ 30V | 250kHz ~ 550kHz | - | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | Automotive | AEC-Q100 | Surface Mount | 48-VQFPC (7x7) |
|
LM5036RJBTHALF-BRIDGE PWM CONTROLLER WITH |
130 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 2 | 2 | 7.5V ~ 8.1V | 2MHz | 50% | Yes | Yes | - | Current Limit, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-WQFN (5x5) |
|
MCP19125-E/MQDIGITALLY ENHANCED POWER, VOLTAG |
146 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Up/Step-Down | Positive | Boost, Cuk, Flyback, SEPIC | 1 | 2 | 4.75V ~ 5.5V | 31.25kHz ~ 2MHz | - | Yes | Yes | I2C | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
|
UC2572DIC REG CTRLR FLYBACK 8SOIC |
150 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Negative | Flyback | 1 | 1 | 4.75V ~ 30V | 100kHz | 92% | No | No | - | Current Limit, Ramp | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
LTC3838IUHF-1#PBFIC REG CTRLR BUCK 38QFN |
0 | - |
|
Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
|
ISL6753AAZAIC REG CTRLR FULL-BRIDGE 16QSOP |
2,885 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 9V ~ 16V | Up to 2MHz | 99% | No | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-QSOP |
|
|
LTC3805EDD#PBFIC REG CTRLR FLYBACK 10DFN |
416 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 3.95V ~ 9.5V | 70kHz ~ 700kHz | 80% | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
|
TPS40400RHLTIC REG CTRLR BUCK PMBUS 24QFN |
2,621 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 20V | 200kHz ~ 2MHz | 90% | Yes | Yes | PMBus | Power Good, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-VQFN (5.5x3.5) |
|
LM25117QPMHE/NOPBIC REG CTRLR BUCK 20TSSOP |
536 | - |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 750kHz | - | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-HTSSOP |
|
ISL6744AAUZ-TIC REG CTRLR MULT TOPOLOGY 8MSOP |
1,670 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge | 1 | 1 | 9V ~ 16V | Up to 1MHz | 99% | Yes | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
MCP19119-E/MQIC REG CTRLR BCK PMBUS 28WDFN |
153 | - |
|
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) |
|
MAX8545EUB+IC REG CTRLR BUCK 10UMAX |
127 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.7V ~ 28V | 300kHz | 86% | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
TPS51124RGETIC REG CTRLR BUCK 24QFN |
290 | - |
|
Datasheet |
D-CAP™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
UC3863DWIC REG CTRLR MULT TOP 16SOIC |
27 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 22V | 50kHz ~ 500kHz | 100% | No | No | - | Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX1954AEUB+IC REG CTRLR BUCK 10UMAX |
398 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 13.2V | 300kHz | 91% | Yes | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
MAX5053BEUA+IC REG CTRLR BOOST 8UMAX |
31 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive, Isolation Capable | Boost | 1 | 1 | 10.8V ~ 24V | 262kHz | 75% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-uMAX/uSOP |
|
|
LTC7802EUFDM-3.3#PBF40V LOW IQ DUAL BUCK CTL W/ 3.3V |
134 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 40V | 100kHz ~ 3MHz | 99% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount, Wettable Flank | 28-QFN (4x5) |
