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Part Number
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FAN5609 |
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Manufacturer
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Fairchild Semiconductor |
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Description
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LED Driver with Adaptive Charge Pump DC/DC Converter |
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Published
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Mar 30, 2005 |
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Detailed Description
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www.fairchildsemi.com
FAN5609
LED Driver with Adaptive Charge Pump DC/DC Converter
Features
• • • • • Parallel LED Driv...
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Datasheet
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FAN5609
|
Overview
www.
fairchildsemi.
com
FAN5609
LED Driver with Adaptive Charge Pump DC/DC Converter
Features
• • • • • Parallel LED Driver Supports All Forward Voltages Adaptive VOUT Adjustment to the Highest Diode Voltage Internally Matched LED Current Sources No External Components Needed to Set LED Current Built-in Charge Pump has Three Modes of Operation: – Linear Regulation VIN 4.
2V – 3/2 DC-DC Converter and Regulation 3.
6VVIN4.
2V – 2/1 DC-DC Converter and Regulation 2.
7VVIN3.
6V Up to 86% Efficiency Low EMI, Low Ripple Up to 80mA Output Current (4 × 20mA) Built-in DAC for Digital or PWM Brightness Control Can be Duty Cycle Modulated between 0 to 18mA 2.
7V to 5.
5V Input Voltage Range ICC 2µA in S...
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