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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NCP1337PGPWM CONTROLLER |
0 | - |
|
Datasheet |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC3843BVDGIC REG CTRLR FLYBACK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3843BSOP-8 AC-DC CONTROLLERS & REGULA |
2,900 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | PWM | - | - | Boost, Flyback | - | - | 7.6V ~ 30V | Up to 500kHz | 50% | - | - | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOP |
|
|
NCP1586DR2GIC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 275kHz | 75% | Yes | No | - | Enable, Phase Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
SUR1640CTREC T0220 SPECIAL ULTFST |
17,387 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ADM1052JR-REELIC REG BDGAP PREC DUAL 8SOIC |
12,500 | - |
|
Datasheet |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ADP32110091MNR2GSWITCHING CONTROLLER |
42,093 | - |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC3842BD1IC REG CTRLR BST FLYBK ISO 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UC3845BD1IC REG CTRLR BOOST/FLYBACK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
LV5050V-A-TLM-EBI-CMOS DC/DC CONVERTER CONTROLL |
2,000 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC3842ADWG4IC REG CTRLR PWM CM 16SOIC |
1,120 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
NCP5230MNTWGIC REG CTRLR BUCK 16QFN |
0 | - |
|
Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 100kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Power Good | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (3x3) |
|
LA7995M-TLM-E-SYCHARGE PUMP BASED DC-DC CONVERTE |
8,000 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LA7995M-TLM-ECHARGE PUMP BASED DC-DC CONVERTE |
3,000 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
TL494CDR2IC REG CTRLR BCK/PSH-PULL 16SOIC |
0 | - |
|
Datasheet |
SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 48% | Yes | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
TL5001CPSR/1IC REG CTRLR BCK/BOOST/FLYBK 8SO |
0 | - |
|
Datasheet |
- | 8-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
|
SG5701TZ75KHZ BICMOS, PDSO6 |
222,000 | - |
|
Datasheet |
- | SOT-23-6 | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive | Flyback | 1 | 1 | 22V | 70kHz | 75% | No | Yes | - | Current Limit, Frequency Control | -40°C ~ 105°C | - | - | Surface Mount | SOT-23-6 |
|
SG5701TZ-ON75KHZ BICMOS, PDSO6 |
165,000 | - |
|
Datasheet |
- | SOT-23-6 | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive | Flyback | 1 | 1 | 22V | 70kHz | 75% | No | Yes | - | Current Limit, Frequency Control | -40°C ~ 105°C | - | - | Surface Mount | SOT-23-6 |
|
|
NCV3030ADR2GIC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 1.2MHz | 84% | Yes | No | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC |
|
|
UC3842ADSWITCHING CONTROLLER |
5,582 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
