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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL6740IV-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Bulk | 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-TSSOP |
|
ISL6740IB-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | 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 |
|
ISL6745AU-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge | 2 | 1 | 9V ~ 16V | Up to 1MHz | 99% | No | No | - | Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 10-MSOP |
|
ISL6741IB-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | 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 |
|
ISL6741IV-TSWITCHING CONTROLLER |
2,500 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Bulk | 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-TSSOP |
|
ISL6740IVSWITCHING CONTROLLER |
2,305 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm 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-TSSOP |
|
MIC38C43YMMBICMOS CURRENT-MODE PWM CONTROLL |
2,074 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | 500kHz | 96% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-MSOP |
|
LM2746MXA/NOPBSWITCHING REGULATOR/CONTROLLER |
232 | - |
|
Datasheet |
- | 14-PowerTSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 50kHz ~ 1MHz | 80% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-HTSSOP |
|
SG3524NIC REG CTRLR FLYBK/PSH-PLL 16DIP |
205 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | 300kHz | 45% | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-DIP |
|
CS51022ADBGIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter, Push-Pull | 1 | 1 | 7.7V ~ 20V | 1MHz | - | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
UC3548NIC REG CTRLR BUCK 16DIP |
1,388 | - |
|
Datasheet |
* | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Through Hole | 16-PDIP |
|
MAX15005BAUE/V+TIC REG CTRLR MULT TOP 16TSSOP |
2,500 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 40V | 15kHz ~ 1MHz | 80% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TSSOP |
|
LV5761V-TLM-ESTEP-DOWN SWITCHING REGULATOR |
4,000 | - |
|
Datasheet |
- | 16-LSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8.5V ~ 42V | 125kHz | 85% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
CS45008DR14GIC REG AUTODOWN 14SOIC |
0 | - |
|
- |
* | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL8103IRZSWITCHING CONTROLLER |
430 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.75V ~ 12.6V | Up to 1.5MHz | 66.6% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
|
|
TL1451AQPWRG4Q1IC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TSSOP |
|
ISL6526CBZ-TSWITCHING CONTROLLER, VOLTAGE-MO |
2,500 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 300kHz | 100% | Yes | No | - | Enable, Phase Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
MAX1547AETL-TG0758-BIT ADC WITH VREF |
97,500 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
TL1451ACNIC REG CTRLR BCK/BST/FLYBK 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 | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -20°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
MAX1547AETL8-BIT ADC WITH VREF |
26,810 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
