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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL69247IRBZ-TR5828IC PWM CONTROLLER |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL69243IRBZ-TR5819IC PWM CONTROLLER QFN |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL69247IRAZ-TR5819IC PWM CONTROLLER |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL68223IRAZ-TR5834IC PWM CONTROLLER 48QFN |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL69243IRAZ-TR5819IC PWM CONTROLLER |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MAX16931ATLR/V+WMAX16931 2MHZ, 36V, DUAL BUCK WI |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
MAX16931ATLS/V+2MHZ, 36V, DUAL BUCK WITH PREBOO |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tube | Last Time Buy | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
MAX16930ATLS/V+W2MHZ, 36V, DUAL BUCK WITH PREBOO |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
MAX17140AETL+CGHDC-DC FOR TV |
0 | - |
|
- |
Quick-PWM™ | 40-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | 100% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
|
MAX17140AETL+TCGHDC-DC FOR TV |
0 | - |
|
- |
Quick-PWM™ | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | 100% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-TQFN (5x5) |
|
MAX16931ATLR/V+TWMAX16931 2MHZ, 36V, DUAL BUCK WI |
0 | - |
|
- |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
MAX1791EUB-THIGH-EFFICIENCY, 10-PIN AUMAX, S |
0 | - |
|
- |
Quick-PWM™ | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 20V | 300kHz | - | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
MAX15026CETD+TWLOW-COST, SMALL, 4.5V TO 28V WID |
0 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | 200kHz ~ 2MHz | 88% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-TDFN (3x3) |
|
SG1525ALVOLTAGE MODE PWMS, |
0 | - |
|
Datasheet |
- | 20-CLCC | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 350kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Surface Mount | 20-CLCC (8.89x8.89) |
|
SG3526DW-TR0, HIGH-RELIABILITY ISOLATED SWI |
0 | - |
|
Datasheet |
- | 18-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback | 2 | 1 | 8V ~ 35V | 1Hz ~ 500kHz | 49% | Yes | No | - | Dead Time Control, Enable, Frequency Control, Reset, Soft Start | 0°C ~ 70°C (TA) | Military | MIL-STD-883 | Surface Mount | 18-SOIC |
|
SG1845L-DESCCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 20-CLCC | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 7.6V ~ 30V | 100Hz ~ 500kHz | 48% | Yes | No | - | - | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Surface Mount | 20-CLCC (8.89x8.89) |
|
SG3845D-TRPWM CONTROLLERS, HIGH-RELIABILIT |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 7.6V ~ 30V | 100Hz ~ 500kHz | 48% | Yes | No | - | - | 0°C ~ 70°C (TA) | Military | MIL-STD-883 | Surface Mount | 8-SOIC |
|
SG2843D-TR0, HIGH-RELIABILITY ISOLATED SWI |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 30V | 100Hz ~ 500kHz | 95% | No | No | - | - | -25°C ~ 85°C (TA) | Military | MIL-STD-883 | Surface Mount | 14-SOIC |
|
SG1525AJ-JANVOLTAGE MODE PWMS, |
0 | - |
|
Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 350kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Through Hole | 16-CERDIP |
|
SG1525AF-883BVOLTAGE MODE PWMS |
0 | - |
|
- |
- | 16-CFlatPack | Tray | Active | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 350kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -55°C ~ 125°C (TA) | - | - | Surface Mount | 16-CFlatPack |

