UC 3845 B SMD PWM Controller – PWM

UC3845B SMD PWM Controller – PWM with 50% Duty Cycle Limited

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🔧 Professional description
The UC 3845 B is a current-mode PWM controller with duty cycle limitation of less than 50%, ideal for applications requiring high efficiency, precise control, and integrated protection. It is an excellent choice for flyback and forward converters and chargers with low design complexity.

🧰 Technical specifications
- Model: UC3845B
- Type: PWM current mode with cycle limitation
- UVLO: 7.6 V / 8.4 V
- Maximum duty cycle: 50%
- Frequency: Up to 500 kHz
- Encapsulation: SMD (SO-8)
- Output: Totem-pole 1 A
- Typical uses: SMPS, Flyback and Forward converters, auxiliary supplies

📄 View technical data sheet (PDF)

🚚 Shipping to all of Latin America and the US.
🛡 Guaranteed performance