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UC3845 Current Mode PWM Controller SMD IC
- Stock: Out Of Stock
- SKU: 7792 | DAH516
-
Rs. 37.76 (inc GST)
Rs.32.00 + GSTQty :
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UC3845 Current Mode PWM Controller SMD IC
UC3845 Current Mode PWM Controller SMD IC
The UC3845 is a current-mode controller optimized for high-frequency switching and provides better performance in energy conversion efficiency. It is typically used in isolated flyback, forward, and boost converters. The device operates in a fixed frequency with duty cycle adjustments through current feedback.
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Features of UC3845 Current Mode PWM Controller SMD IC
- Current-Mode Control: Simplifies control loop design and improves transient response
- High Frequency Operation: Supports high-frequency switching applications
- UVLO with Hysteresis: Ensures reliable startup and shutdown
- Soft Start Functionality: Protects the system during power-up
- Thermal Stability: Designed for reliable operation in high-temperature environments
Specifications of UC3845 Current Mode PWM Controller SMD IC
- Input Voltage Range: Typically 7V to 30V
- Operating Frequency: Adjustable, up to 500 kHz
- Output Voltage: Drives power MOSFET gates directly
- Under-Voltage Lockout: Turn-on Threshold-16V & Turn-off Threshold-10V
- Current Sense Threshold: 1V
- Power Consumption: Low standby current of approximately 1 mA
Applications of UC3845 Current Mode PWM Controller SMD IC
- Switch-Mode Power Supplies
- DC-DC Converters
- Battery Chargers
- Industrial Power Equipment
- LED Drivers
Package Includes
1 x UC3845 Current Mode PWM Controller SMD IC
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