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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SG1845L-883BCURRENT 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) |
|
SG2524JVOLTAGE MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Tray | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 100Hz ~ 300kHz | 49% | Yes | No | - | Enable | -25°C ~ 85°C (TA) | Military | MIL-STD-883 | Through Hole | 16-CERDIP |
|
SG1843LCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 20-CLCC | Tray | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 30V | 100Hz ~ 500kHz | 95% | No | No | - | - | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Surface Mount | 20-CLCC (8.89x8.89) |
|
SG1524BJ-883BVOLTAGE MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 16-CDIP (0.300", 7.62mm) | Tray | Active | Transistor Driver | - | Positive | - | 2 | 1 | 7V ~ 40V | 50Hz ~ 600kHz | 49% | No | Yes | - | Enable, Frequency Control | -55°C ~ 125°C (TA) | Military | MIL-STD-883B | Through Hole | 16-CERDIP |
|
SG3846DW-TRPWM CONTROLLERS, HIGH-RELIABILIT |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Push-Pull | 2 | 1 | 8V ~ 40V | 1kHz ~ 500kHz | - | Yes | Yes | - | Current Limit, Enable | 0°C ~ 70°C (TA) | Military | MIL-STD-883 | Surface Mount | 16-SOIC |
|
SG1846F-DESCCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 16-CFlatPack | Tray | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Push-Pull | 2 | 1 | 8V ~ 40V | 1kHz ~ 500kHz | - | Yes | Yes | - | Current Limit, Enable | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | Surface Mount | 16-CFlatPack |
|
SG1845F-DESCCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 10-CFlatPack | 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 | 10-CFlatPack |
|
SG1845J-883BCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 14-CDIP (0.300", 7.62mm) | 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 | Through Hole | 14-CERDIP |
|
SG1526BL-883BVOLTAGE MODE PWMS, HIGH-RELIABIL |
0 | - |
|
- |
- | 20-CLCC | Tube | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Flyback | 2 | 1 | 8V ~ 35V | 1Hz ~ 500kHz | 49% | Yes | No | - | Enable, Reset, Soft Start | -55°C ~ 150°C (TJ) | Military | MIL-STD-883 | Surface Mount | 20-CLCC (8.89x8.89) |
|
SG1843CURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | - | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 30V | 100Hz ~ 500kHz | 95% | No | No | - | - | -55°C ~ 125°C (TA) | Military | MIL-STD-883 | - | - |
|
SG1845LCURRENT MODE PWMS, HIGH-RELIABIL |
0 | - |
|
Datasheet |
- | 20-CLCC | Tube | 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) |
|
MAX1953EUBCURRENT-MODE PWM BUCK CONTROLLER |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 1MHz | 89% | Yes | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX |
|
111-4193PBFIC REG BUCK CTRLR SMD |
0 | - |
|
- |
- | - | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MIC2128YML-TRVAOSYNC BUCK CONTROLLER |
0 | - |
|
Datasheet |
Hyper Speed Control® | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | 270kHz ~ 800kHz | 85% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-QFN (3x3) |
|
FAN6241M6XSYNCHRONOUS RECTIFIER WITH LOWER |
0 | - |
|
Datasheet |
- | SOT-23-6 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 2.8V ~ 20V | - | - | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-6 |
|
CN77383A1CYKATINTEGRATED CIRCUIT |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
CN87383A1CYKATINTEGRATED CIRCUIT |
0 | - |
|
- |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC1526AJ/80516SWITCHING CONTROLLER, VOLTAGE-MO |
0 | - |
|
Datasheet |
- | 18-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive and Negative | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 4.5V ~ 35V | 1Hz ~ 600kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Reset, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 18-CDIP |
|
UC2825QSWITCHING CONTROLLER, VOLTAGE-MO |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | - | 2 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
UC3527BNSWITCHING CONTROLLER, VOLTAGE-MO |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter, Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |

