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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MIC2182-3.3YSMIC REG CTRLR BUCK 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm 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-SSOP |
|
MIC2182-3.3YSM-TRIC REG CTRLR BUCK 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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-SSOP |
|
MIC2182-5.0YSM-TRIC REG CTRLR BUCK 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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-SSOP |
|
UC3856NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 47% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
LTC3808EGN#TRPBFIC REG CTRLR BUCK 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 9.8V | 250kHz ~ 750kHz | 100% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
SG3525ADWIC REG CTRLR PUSH-PULL 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 350kHz | 49% | Yes | Yes | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LM5035SQ/NOPBIC REG CTRLR HALF-BRIDGE 24WQFN |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x5) |
|
LM5035BMHX/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
0 | - |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
|
LM5035BSQX/NOPBIC REG CTRLR HALF-BRIDGE 24WQFN |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz ~ 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x5) |
|
LM5035CMHX/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
0 | - |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
|
UCC28251RGPRIC REG CTRLR MULT TOPOLOGY 20QFN |
0 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.7V ~ 17V | 42kHz ~ 945kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-QFN (4x4) |
|
LM25118Q1MH/NOPBIC REG CTRLR BUCK 20TSSOP |
0 | - |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 1 | 1 | 3V ~ 42V | Up to 500kHz | 75% | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-HTSSOP |
|
UC3867NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | 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) | - | - | Through Hole | 16-PDIP |
|
ISL68221IRAZINFRA 3OUT/3PH DIGI CONTLR 40LD |
0 | - |
|
Datasheet |
- | - | Tray | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MCP19115-E/MQIC REG CTRLR MULT TOP I2C 28QFN |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | 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) |
|
MCP19111T-E/MQIC REG CTRLR BUCK PMBUS 28QFN |
0 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 100kHz ~ 1.6MHz | - | Yes | No | I2C, PMBus, SMBus | Phase Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-QFN (5x5) |
|
MIC2186YMIC REG CTRLR BOOST 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2.9V ~ 14V | 100kHz, 200kHz, 400kHz | 85% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
MAX15157ATJ+THIGH VOLTAGE BUCK BOOST CONTROLL |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
TL1454ACPWIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 20V | 50kHz ~ 2MHz | 100% | Yes | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
ISL68222IRAZINFRA 2OUT/5PH DIGITAL CONTROLLE |
0 | - |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 5 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-TQFN (5x5) |
