UC3845 High-Speed PWM Controller IC – Current Mode Controller for SMPS, Inverters & DC-DC Converters
₨ 35
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✅ Current-mode PWM controller with fast response
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✅ Wide input voltage: 7V to 30V
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✅ Low start-up current (0.5 mA typical)
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✅ High oscillator frequency: up to 500 kHz
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✅ Built-in UVLO (Under Voltage Lockout)
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✅ Internal error amplifier and current sense comparator
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✅ DIP-8 or SOP-8 package
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✅ Perfect for SMPS, DC-DC converters, UPS, and motor drives
The UC3845 is a high-speed current-mode PWM (Pulse Width Modulation) controller IC designed for efficient switching power supplies and DC-to-DC converter applications. With its low start-up current, fast response time, and high-frequency operation, the UC3845 is ideal for use in SMPS, inverters, battery chargers, and motor control systems. It features built-in undervoltage lockout (UVLO), error amplifier, and current sensing for reliable and stable power management.
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