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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ZL6105ALAFIC REG CTRLR BUCK PMBUS 36QFN |
0 | - |
|
Datasheet |
Digital-DC™ | 36-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5V | 200kHz ~ 1.4MHz | 95% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-QFN (6x6) |
|
ZL2008ALBFTIC REG CTRLR BUCK PMBUS 36QFN |
0 | - |
|
Datasheet |
- | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 200kHz ~ 1.4MHz | 95% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-QFN (6x6) |
|
ISL9444IRZ-TIC REG CTRLR BUCK 40QFN |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 2 | 4.5V ~ 28V | 200kHz ~ 1.2MHz | - | Yes | Yes | - | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (5x5) |
|
LM5027ASQ/NOPBIC REG CTRLR FWRD CONV 24WQFN |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 3 | 1 | 13V ~ 90V | 310kHz | 72.5% | No | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x5) |
|
NCV3030BDR2GIC REG CTRLR BUCK 8SOIC |
0 | - |
|
- |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 2.4MHz | 80% | Yes | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
ISL6522CBZ-TIC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
ZL2004ALNFT1-01IC REG CTRLR BUCK PMBUS 32QFN |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 10V | 400kHz | - | - | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | 0°C ~ 65°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
ZL2004ALNFT-01IC REG CTRLR BUCK PMBUS 32QFN |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 10V | 400kHz | - | - | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | 0°C ~ 65°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
LT3758MPMSE#TRA1PBFIC REG CTRLR MULT TOP 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive or Negative, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 5.5V ~ 100V | 100kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 10-MSOP-EP |
|
IFX80471SKV50XUMA1IC REG CTRLR BUCK 14DSO |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 60V | 360kHz | 100% | Yes | Yes | - | Enable, Reset | -40°C ~ 125°C (TJ) | - | - | Surface Mount | PG-DSO-14-1 |
|
MAX5974FETE+IC REG CTRLR MULT TOP 16TQFN |
0 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.4V ~ 26V | 100kHz ~ 600kHz | 80% | Yes | Yes | - | Dead Time Control, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TQFN (3x3) | |
|
L6728AHIC REG CTRLR BUCK 10DFN |
0 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 600kHz | 67% | Yes | No | - | Enable, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VFDFPN (3x3) |
|
L6738AIC REG CTRLR BUCK 16VFQFPN |
0 | - |
|
Datasheet |
- | 16-VFQFN Exposed Pad | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-VFQFPN (3x3) |
|
|
NCV8852DR2GIC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.1V ~ 40V | 100kHz ~ 500kHz | 93% | No | Yes | - | Enable, Frequency Control | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
ZL6105ALAFTR5546IC REG CTRLR BUCK PMBUS 36QFN |
0 | - |
|
Datasheet |
Digital-DC™ | 36-VFQFN Exposed Pad | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5V | 200kHz ~ 1.4MHz | 95% | Yes | Yes | I2C, PMBus, SMBus | Current Limit, Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-QFN (6x6) |
|
NCV887000D1R2GIC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback | 1 | 1 | 3.2V ~ 40V | 50kHz | 93% | No | Yes | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
MAX15301ETJ+TIC REG CTRLR BUCK PMBUS 32TQFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 300kHz ~ 1MHz | - | Yes | Yes | PMBus | Current Limit, Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
|
MAX15301ETJ+IC REG CTRLR BUCK PMBUS 32TQFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 300kHz ~ 1MHz | - | Yes | Yes | PMBus | Current Limit, Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
|
ISL95872HRUZ-TIC REG CTRLR BUCK 16UTQFN |
0 | - |
|
Datasheet |
Robust Ripple Regulator™ (R3) | 16-UFQFN | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.3V ~ 5.25V | 300kHz | - | Yes | No | - | Current Limit, Enable, Phase Control, Power Good | -10°C ~ 100°C (TA) | - | - | Surface Mount | 16-UTQFN (2.6x1.8) |
|
|
NCV885300D1R2GIC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.1V ~ 44V | 340kHz | 93% | No | Yes | - | Enable, Power Good | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |

