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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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LM5030MM/NOPBIC REG CTRLR MULT TOP 10MSOP |
1,212 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 14V ~ 90V | 200kHz, 600kHz | 50% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-VSSOP |
|
UCC2541RHBRIC REG CTRLR BUCK 32QFN |
0 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8.5V ~ 35V | 300kHz | - | Yes | Yes | - | Enable, Ramp, Reset, Soft Start, Tracking | -40°C ~ 105°C (TA) | - | - | Surface Mount | 32-VQFN (5x5) |
|
ISL6522BCBZSWITCHING CONTROLLER |
3,009 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | 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 |
|
ISL6522IBZIC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
ISL6522BCRZSWITCHING CONTROLLER |
2,013 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Tube | 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 | 16-QFN (5x5) |
|
ISL6522IBZSWITCHING CONTROLLER |
1,728 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
MAX25207ATPB/VY+BUCK CONTROLLER WITH BYPASS MODE |
0 | - |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 60V | 220kHz ~ 2.2MHz | 97% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TA) | - | - | Surface Mount, Wettable Flank | 20-SWTQFN (4x4) |
|
MAX8650EEG+IC REG CTRLR BUCK 24QSOP |
0 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | 200kHz ~ 1MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
UC3527ANIC REG CTRLR MULT TOPOLOGY 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, 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 |
|
TPS43336QDAPRQ1IC REG CTRLR BUCK/BOOST 38HTSSOP |
0 | - |
|
Datasheet |
- | 38-PowerTSSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 4V ~ 40V | 150kHz ~ 600kHz | 90%, 98.75% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 38-HTSSOP |
|
TPS51727RHARIC REG CTRLR BUCK 40VQFN |
0 | - |
|
Datasheet |
D-CAP+™, Eco-Mode™ | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 28V | 200kHz, 300kHz, 400kHz, 500kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -10°C ~ 100°C (TA) | - | - | Surface Mount | 40-VQFN (6x6) |
|
MAX774CSA+TG068-5V OR ADJUSTABLE, HIGH-EFFICIEN |
4,000 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Negative | Buck-Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
MAX776CSA-TG068INVERTING DC-TO-DC CONTROLLER |
1,000 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Negative | Buck-Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
MAX1771CSA+TG06812V OR ADJUSTABLE, HIGH-EFFICIEN |
1,000 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Buck-Boost | 1 | 1 | 3V ~ 16.5V | Up to 300kHz | 50% | No | No | - | Current Limit, Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UC494ACNSWITCHING CONTROLLER, VOLTAGE-MO |
644 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7V ~ 40V | 1kHz ~ 300kHz | 45% | Yes | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
NCP81174MNTXGIC REG CTRLR BUCK 32QFN |
2,146 | - |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 7V ~ 20V | 200kHz ~ 1MHz | - | No | No | - | Current Limit, Enable, Frequency Control, Power Good | 0°C ~ 100°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
CS5301GDWR32GIC REG CTRLR BUCK 32SOIC |
0 | - |
|
Datasheet |
- | 32-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.3V ~ 20V | 250kHz ~ 800kHz | - | Yes | No | - | Current Limit, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-SOIC |
|
NCP81106MNTXGIC REG BUCK CTLR 40QFN |
0 | - |
|
- |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 40-QFN (5x5) |
|
UCC28230DRNTIC REG CTRLR MULT TOP 12-SON |
0 | - |
|
Datasheet |
- | 12-UFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 4 | 1 | 7V ~ 17V | 100kHz ~ 550kHz | - | No | No | - | Frequency Control, Soft Start | -55°C ~ 125°C (TJ) | - | - | Surface Mount | 12-USON (3x2) |
|
ISL6551IR-TDUAL SWITCHING CONTROLLER |
3,950 | - |
|
Datasheet |
- | 28-VQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 10.8V ~ 13.2V | 50kHz ~ 500kHz | 50% | Yes | No | - | Current Limit, Dead Time Control, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (6x6) |
