KB4317 Constant Current 2 Watt Boost White-LED Driver

Kingbor Technology

Description

Kingbor Technology Co.,Ltd TEL:(86)0755-26508846 FAX:(86)0755-26509052 KB4317 High Efficiency, Constant Current 2 Watt Boost White-LED Driver FEATU.
The KB4317 step-up converter drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices.

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Datasheet Specifications

Part number: KB4317
Manufacturer: Kingbor Technology
File Size: 142.89 KB
Datasheet: KB4317-KingborTechnology.pdf
Description: Constant Current 2 Watt Boost White-LED Driver

Features

* Operating Voltage:2.3V~6.5V
* High Operating Frequency: 1.2MHz
* High Efficiency: Up to 90%
* High Output Voltage: Up to 32V
* High Output Power: 2W
* Shutdown Current

Applications

* The KB4317 is available in SOT23-6 packages/
* LED Module
* LED Backlight for LCD Display Vcc>3.6V(7 ”~8 ”)
* Constant Current Source! SIMPLIFIED BLOC DIAGRAM VIN EN FB OVP ON/OFF Control Logic / PWM Dimming Control CTL VREF(250mV) + - VREF 0.25V VBG 1.23V Soft-Start

KB4317 Distributors

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KB4317 Constant Current Watt Boost White-LED Driver Kingbor Technology

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