LT3593 Datasheet - Linear Technology

LT3593, 1MHz White LED Driver

www.DataSheet4U.com LT3593 1MHz White LED Driver with Output Disconnect and One Pin Current Programming .
The LT®3593 is a step-up DC/DC converter designed to drive up to ten white LEDs in series from a Li-Ion cell.

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Datasheet Details

Part number:

LT3593

Manufacturer:

Linear Technology

File Size:

216.57 KB

Description:

1MHz White LED Driver

Features

* a unique high side LED current sense that enables the part to function as a “one wire current source” where the low side of the LED string can be returned to ground anywhere. Additional features include output disconnect in shutdown, open LED protection and 1-pin shutdown/LED current control. The CT

Applications

* n n n n n Cell Phones Digital Cameras PDAs, Handheld Computers MP3 Players GPS Receivers TYPICAL APPLICATION Li-Ion Driver for Ten White LEDs VIN 3V TO 5V 10μH 1μF VIN SW CAP LT3593 SHUTDOWN AND CURRENT CONTROL CTRL GND LED 1μF EFFI CIENCY (%) 90 80 70 60 50 40 30 Conversion Efﬁciency VIN = 3.6V

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LT3593 1MHz White LED Driver Linear Technology

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