LM27964SQX-I datasheet(7/13 Pages) NSC

Part #	LM27964SQX-I

Description	White LED Driver System with I2C Compatible Brightness Control

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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Typical Performance Characteristics Unless otherwise specified: V

IN = 3.6V; VLEDxA = 3.6V, VLEDxB

= 3.6V; R

SETA =RSETB =RSETK = 16.9k

Ω;C

1=C2=1µF , and CIN =CPOUT = 2.2µF.

(Continued)

BankB Diode Current vs BankB Headroom Voltage

Keypad Driver Current vs Input Voltage

20138121

20138115

Keypad Driver Current vs. Brightness Register Code

Keypad Diode Current vs Keypad Headroom Voltage

20138114

20138122

Keypad Driver Current vs Keypad R

SET Resistance

20138116

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