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MCP1662

Microchip
Part Number MCP1662
Manufacturer Microchip
Description High-Voltage Step-Up LED Driver
Published Sep 14, 2016
Detailed Description MCP1662 High-Voltage Step-Up LED Driver with UVLO and Open Load Protection Features • 36V, 800 m Integrated Switch • U...
Datasheet PDF File MCP1662 PDF File

MCP1662
MCP1662

Overview
MCP1662 High-Voltage Step-Up LED Driver with UVLO and Open Load Protection Features • 36V, 800 m Integrated Switch • Up to 92% Efficiency • Drive LED Strings in Constant Current • 1.
3A Peak Input Current Limit: - ILED up to 200 mA @ 5.
0V VIN, 4 White LEDs - ILED up to 125 mA @ 3.
3V VIN, 4 White LEDs - ILED up to 100 mA @ 4.
2V VIN, 8 White LEDs • Input Voltage Range: 2.
4V to 5.
5V • Feedback Voltage Reference: VFB = 300 mV • Undervoltage Lockout (UVLO): - UVLO @ VIN Rising: 2.
3V, typical - UVLO @ VIN Falling: 1.
85V, typical • Sleep Mode with 20 nA Typical Quiescent Current • PWM Operation: 500 kHz Switching Frequency • Cycle-by-Cycle Current Limiting • Internal Compensation • Open Load Prote...


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