MCP1662 - High-Voltage Step-Up LED Driver

Microchip

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Datasheet Details

Part number	MCP1662
Manufacturer	Microchip
File Size	571.71 KB
Description	High-Voltage Step-Up LED Driver
Datasheet	MCP1662-Microchip.pdf

MCP1662 Product details

Description

The MCP1662 device is a compact, space-efficient, fixed-frequency, non-synchronous step-up converter optimized to drive LED strings with constant current from a two- or three-cell alkaline or lithium Energizer®, or NiMH/NiCd, or one-cell Lithium-Ion or Li-Polymer batteries.

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.

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Published: Sep 14, 2016 |