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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BD95601MUV-LBE2IC REG CTRLR BUCK 20VQFN |
1,880 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 25V | 200kHz ~ 500kHz | - | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -10°C ~ 85°C | - | - | Surface Mount | VQFN020V4040 |
|
MAX1744AUBHIGH-VOLTAGE, STEP-DOWN DC-DC CO |
0 | - |
|
- |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 36V | Up to 330kHz | 100% | No | No | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
ISL6420BIRZ-T7AIC REG CTRLR BUCK 20QFN |
150 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
|
MAX1651EPAIC REG CTRLR BUCK 8DIP |
821 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 16V | Up to 300kHz | 96.5% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
UCC2570N/81331LTB END 04-20-10 - USE UCC25701N |
8,241 | - |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward | 1 | 1 | 9V ~ 15V | 500kHz | 80% | No | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 14-PDIP |
|
MAX1653EEE-TG068STEP-DOWN DC-DC CONTROLLER |
8,000 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 99% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Pulse Skipping, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
MAX747ESD+IC REG CTRLR 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 15V | 100kHz | 96% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
MAX1549ETL+ADJUSTABLE STEP-DOWN CONTROLLER |
42,025 | - |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 5.5V | 100kHz, 200kHz, 300kHz, 400kHz | 93% | Yes | No | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | 40-TQFN-EP (6x6) |
|
MAX1549ETLADJUSTABLE STEP-DOWN CONTROLLER |
1,357 | - |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 5.5V | 100kHz, 200kHz, 300kHz, 400kHz | 93% | Yes | No | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | 40-TQFN-EP (6x6) |
|
MAX1858AEEG+IC REG CTRLR BUCK 24QSOP |
0 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
ADP1871ARMZ-0.6-R7IC REG CTRLR BUCK 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.95V ~ 20V | 600kHz | 65% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
ADP1871ARMZ-1.0-R7IC REG CTRLR BUCK 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.25V ~ 20V | 1MHz | 45% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
|
UC2578DPIC REG CTRLR BUCK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 14V ~ 72V | 110kHz | 90% | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC2895QIC OFFLINE SW FULL-BRDG 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
TPS53128RGERIC REG CTRLR BUCK 24VQFN |
0 | - |
|
Datasheet |
D-CAP2™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
TPS53129RGERIC REG CTRLR BUCK 24VQFN |
0 | - |
|
Datasheet |
D-CAP2™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 700kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
TPS53128PWRIC REG CTRLR BUCK 24TSSOP |
0 | - |
|
Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
ISL6401CRZ-TSWITCHING CONTROLLER |
17,970 | - |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 4.5V ~ 5.5V | 50kHz ~ 500kHz | 48% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (4x4) |
|
ISL6740IBZSWITCHING CONTROLLER |
4,730 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LM5039MH/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
1,543 | - |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Bulk | Last Time Buy | 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 |
