Photo | Mfr. Part # | Availability | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
UC3842ADWG4IC REG CTRLR PWM CM 16SOIC Unitrode |
1,120 |
|
![]() |
- | 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 |
![]() |
UC2843ANNTRUC2843 SWITCHING CONTROLLER Unitrode |
21,377 |
|
![]() |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
![]() |
UC2843AQ1A, 500KHZ BIPOLAR, PQCC20 Unitrode |
2,249 |
|
![]() |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-PLCC (9x9) |
![]() |
UC2843DTR/80869UC2843 SWITCHING CONTROLLER Unitrode |
5,000 |
|
![]() |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Buck-Boost, Flyback, Forward | 1 | 1 | 12V ~ 28V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
![]() |
UC2843NNTRUC2843 SWITCHING CONTROLLER Unitrode |
2,400 |
|
![]() |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Buck-Boost, Flyback, Forward | 1 | 1 | 12V ~ 28V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
![]() |
UC2842DW1A, 500KHZ BIPOLAR, PDSO16 Unitrode |
3,230 |
|
![]() |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Boost, Buck, Buck-Boost, Flyback, Forward | 1 | 1 | 12V ~ 28V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
![]() |
UC3525AQSWITCHING CONTROLLER, VOLTAGE-MO Unitrode |
921 |
|
![]() |
- | 20-LCC (J-Lead) | 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) | - | - | Surface Mount | 20-PLCC (9x9) |
![]() |
UCC2961NIC REG CTRLR FWRD CONV 14DIP Unitrode |
1,900 |
|
![]() |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 8V ~ 19V | 400kHz | 72% | Yes | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 14-PDIP |
![]() |
UC2825N/80709UC2825 SWITCHING CONTROLLER Unitrode |
12,741 |
|
![]() |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 80% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
![]() |
UCC2961DTRSWITCHING CONTROLLER Unitrode |
7,350 |
|
![]() |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 8V ~ 19V | 400kHz | 72% | Yes | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |