| | | Part Number | Grade | Description | SubFamily | Control Method | Vin (Min) (V) | Vin (Max) (V) | Topology | Duty Cycle (Max) (%) | Frequency (Max) (kHz) | UVLO Thresholds On/Off (V) | Special Features | Operating Temperature Range (C) |
| | | TL494 | COM | PWM Control Circuit | Flyback Controller, PWM and Resonant Controller | Voltage | -0.3 | 38 | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 45 | 300 | N/A | Adjustable Switching Frequency, Error Amplifier, Multi-topology | -40 to 85, 0 to 70 |
| | | UC1524A | MIL | Advanced Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 40 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 450 | 7.5/7 | Error Amplifier, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1525A | MIL | Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 35 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 500 | 7/6.8 | Error Amplifier, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1526A | MIL | Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 7 | 35 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 600 | 4.4/4.2 | Error Amplifier, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1823A | MIL | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 8.4 | 22 | Boost, Buck, Flyback, Forward | 100 | 1000 | 9.2/8.4 | Error Amplifier, Leading Edge Blanking, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1825A-SP | SPACE | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 8.4 | 22 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 1000 | 9.2/8.4 | Error Amplifier, Leading Edge Blanking, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1842A | MIL | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 10 | 30 | Boost, Flyback, Forward | 100 | 500 | 16/10 | Error Amplifier, Multi-topology | -55 to 125 |
| | | UC1843 | MIL | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7.6 | 30 | Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -55 to 125 |
| | | UC1843A-SP | SPACE | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7.6 | 30 | Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -55 to 125 |
| | | UC1843A | MIL | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7.6 | 30 | Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -55 to 125 |
| | | UC1846-SP | SPACE | Current-Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7 | 40 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 500 | 7.7/6.95 | Error Amplifier, Soft Start, Synchronization Pin, Multi-topology | -55 to 125 |
| | | UC1901-SP | SPACE | Isolated Feedback Generator | Feedback Signal Generator | | | 40 | | 50 | 5 | 3.9/3.9 | | -55 to 125 |
| | | UC2524 | IND | Advanced Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 40 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 90 | 450 | 7.5/7 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | -25 to 85 |
| | | UC2525A | IND | Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 35 | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 49 | 500 | 7 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | -25 to 85 |
| | | UC2526A | IND | Regulating Pulse Width Modulator | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 35 | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 600 | 7/6.8 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | -25 to 85 |
| | | UC2823A | IND | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current, Voltage | 9.2 | 22 | Boost, Buck, Flyback, Forward | 100 | 1000 | 9.2/8.4 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start, Synchronization Pin | -40 to 85 |
| | | UC2824 | IND | High Speed PWM Controller | PWM and Resonant Controller | Current, Voltage | 8.4 | 30 | Boost | 100 | 1000 | 9.2/8.4 | Error Amplifier, Soft Start, Synchronization Pin | -40 to 85 |
| | | UC2825 | IND | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current, Feedforward | 9.2 | 30 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 80 | 1000 | 9.2/8.4 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | -40 to 85 |
| | | UC2843 | IND | Current-Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Peak Current Mode | 8.4 | 400 | Boost, Buck, Buck-Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -40 to 85 |
| | | UC2843A | IND | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Peak Current Mode | 8.4 | 400 | Boost, Buck, Buck-Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -40 to 85 |
| | | UC2845A | IND | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Peak Current Mode | 8.4 | 400 | Boost, Buck, Flyback, Forward | 50 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | -40 to 85 |
| | | UC2847 | IND | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7.7 | 40 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 500 | 7.7/6.95 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | -40 to 85 |
| | | UC2901 | IND | Isolated Feedback Generator | Feedback Signal Generator | | | | | | | | | -40 to 85 |
| | | UC2907 | IND | Load Share Controller | Load Share | | | | | | | | On-Board Reference | -40 to 85 |
| | | UC29432 | IND | Precision Analog Controller | Feedback Signal Generator | | | | | | | | | -25 to 85 |
| | | UC3524 | COM | Advanced Regulating Pulse Width Modulators | Flyback Controller, PWM and Resonant Controller | Voltage | 8 | 40 | Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 90 | 450 | 7.5/7 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | 0 to 70 |
| | | UC3823A | COM | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current, Voltage | 9.2 | 22 | Boost, Buck, Flyback, Forward | 100 | 1000 | 9.2/8.4 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start, Synchronization Pin | 0 to 70 |
| | | UC3825A | COM | High Speed PWM Controller | Flyback Controller, PWM and Resonant Controller | Current, Voltage | 8.4 | 22 | Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull | 50 | 1000 | 9.2/8.4 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start, Synchronization Pin | 0 to 70 |
| | | UC3843 | COM | Current-Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Peak Current Mode | 8.4 | 400 | Boost, Buck, Buck-Boost, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | 0 to 70 |
| | | UC3843A | COM | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7.6 | 30 | Boost, Buck, Flyback, Forward | 100 | 500 | 8.4/7.6 | Error Amplifier | 0 to 70 |
| | | UC3845A | COM | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Peak Current Mode | 8.4 | 400 | Boost, Buck, Buck-Boost, Flyback, Forward | 50 | 500 | 8.4/7.6 | Error Amplifier, Multi-topology | 0 to 70 |
| | | UC3846 | COM | Current Mode PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 7 | 40 | Boost, Flyback, Forward, Half-Bridge, Push-Pull | 50 | 500 | 7.7/6.95 | Error Amplifier, Multi-topology, Soft Start, Synchronization Pin | 0 to 70 |
| | | UC3875 | COM | Phase Shift Resonant Controller | | Current, Feedforward, Voltage | 9.25 | 20 | Full-Bridge | 100 | 1000 | 7/10 | Error Amplifier, Soft Start, Soft Switching, Synchronization Pin | 0 to 70 |
| | | UC3901 | COM | Isolated Feedback Generator | Feedback Signal Generator | | | | | | | | | 0 to 70 |
| | | UC3907 | COM | Load Share Controller | Load Share | | | | | | | | On-Board Reference | 0 to 70 |
| | | UCC1800 | MIL | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 6.9 | 12 | Boost, Flyback, Forward | 100 | 1000 | 7.2/6.9 | Error Amplifier, Leading Edge Blanking, Soft Start | -55 to 125 |
| | | UCC1802 | MIL | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 8.3 | 12 | Boost, Flyback, Forward | 100 | 1000 | 12.5/8.3 | Error Amplifier, Leading Edge Blanking, Soft Start | -55 to 125 |
| | | UCC1803 | MIL | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 3.6 | 12 | Boost, Flyback, Forward | 100 | 1000 | 4.1/3.6 | Error Amplifier, Leading Edge Blanking, Soft Start | -55 to 125 |
| | | UCC25702 | IND | Advanced Voltage Mode Pulse Width Modulator | Flyback Controller, PWM and Resonant Controller | Feedforward, Voltage | 9.9 | 400 | Boost, Flyback, Forward | 99 | 700 | 9.9/9.1 | Multi-topology, Soft Start, Synchronization Pin | -40 to 85 |
| | | UCC2800 | IND | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 7.2 | 400 | Boost, Flyback, Forward | 100 | 1000 | 7.2/6.9 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start | -40 to 85 |
| | | UCC2801 | IND | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 9.4 | 400 | Boost, Flyback, Forward | 50 | 1000 | 9.4/7.4 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start | -40 to 85 |
| | | UCC2802 | IND | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 12.5 | 400 | Boost, Flyback, Forward | 100 | 1000 | 12.5/8.3 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start | -40 to 85 |
| | | UCC2803 | IND | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 4.1 | 400 | Boost, Flyback, Forward | 100 | 1000 | 4.1/3.6 | Error Amplifier, Leading Edge Blanking, Multi-topology, Soft Start | -40 to 85 |
| | | UCC2805 | IND | Low-Power BiCMOS Current-Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 3.6 | 12 | Boost, Flyback, Forward | 50 | 1000 | 4.1/3.6 | Error Amplifier, Leading Edge Blanking, Soft Start | -40 to 85 |
| | | UCC2808-1 | IND | Low Power Current Mode Push-Pull PWM | PWM and Resonant Controller | Current | 8.3 | 15 | Push-Pull | 49 | 1000 | 12.5/8.3 | Error Amplifier, Multi-topology, Soft Start | -40 to 85 |
| | | UCC2808-2 | IND | Low Power Current Mode Push-Pull PWM | PWM and Resonant Controller | Current | 4.1 | 15 | Push-Pull | 49 | 1000 | 4.3/4.1 | Error Amplifier, Multi-topology, Soft Start | -40 to 85 |
| | | UCC28084 | IND | Current Mode Push-Pull PWM With Programmable Slope Compensation | PWM and Resonant Controller | Current | 4.1 | 15 | Half-Bridge, Push-Pull | 50 | 1000 | 4.3/4.1 | Multi-topology, Programmable Slope Compensation, Soft Start | -40 to 85 |
| | | UCC2810 | IND | Dual Channel Synchronized Current Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 8.3 | 11 | Boost, Flyback, Forward | 50 | 1000 | 11.3/8.3 | Error Amplifier, Leading Edge Blanking, Multi-topology, Synchronization Pin | -40 to 85 |
| | | UCC2894 | IND | Current Mode Active Clamp PWM Controller | Flyback Controller, PWM and Resonant Controller | Current | 8.5 | 16 | Flyback, Forward | 100 | 1000 | 13.0/8.0 | Input Line Monitor, Multi-topology, Programmable Slope Compensation, Soft Start, Soft Switching | -40 to 85 |
| | | UCC2895 | IND | BiCMOS Advanced Phase Shift Resonant Controller | PWM and Resonant Controller | Current, Feedforward, Voltage | 9 | 17 | Full-Bridge | 100 | 1000 | 09/11/2017 00:00:00 | Error Amplifier, Multi-topology, Soft Start, Soft Switching, Synchronization Pin | -40 to 85 |
| | | UCC3810 | COM | Dual Channel Synchronized Current Mode PWM | Flyback Controller, PWM and Resonant Controller | Current | 8.3 | 11 | Boost, Buck, Flyback, Forward | 50 | 1000 | 11.3/8.3 | Error Amplifier, Leading Edge Blanking, Multi-topology, Synchronization Pin | 0 to 70 |