RT9371-MGPQW

3 channel charge pump white LED driver, 1.47W, 6V, QFN

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Price:: US $0.11~0.16 / piece [Get Latest Price]

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	US $0.11~0.16

PartNumber:: RT9371-MGPQW

Brand:: Richtek Technology Corporation - richtek | Pack: QFN | D/C: 07+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Total Price:: US $0

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Products Upload time: 2012-07-10

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Part Number:RT9371-MGPQW
US $0.11 - 0.16
AT45DB161D-SU

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Product Summary

The RT9371-MGPQW is a 3 channel charge pump white LED driver. The RT9371-MGPQW supports up to 3 white LEDs with regulated constant current for uniform intensity. The RT9371-MGPQW maintains the highest efficiency by utilizing a x1/x1.5/x2 charge pump and low dropout current regulators. User can easily configure each LED current from 1.25mA to 20mA by a pulse dimming control. The dimming of white LEDs current can be achieved by applying a pulse signal to the EN pin. There are totally 16 steps of current could be set by users.

Parametrics

RT9371-MGPQW absolute maximum ratings: (1)Supply Input Voltage : －0.3V to 6V; (2)Other I/O Pin Voltage : －0.3V to 6V; (3)Power Dissipation, PD @ TA = 25°C WQFN-16L 3x3 : 1.47W; (4)Package Thermal Resistance (Note 2) WQFN-16L 3x3, θJA : 68°C/W; (5)Junction Temperature : 150°C; (6)Lead Temperature (Soldering, 10 sec.): 260°C; (7)Storage Temperature Range : －40°C to 150°C.

Features

RT9371-MGPQW features: (1)Very High Efficiency Over 80% of Battery Life; (2)Support up to 3 White LEDs; (3)Support Up to 60mA Output Current; (4)1% Typical LED Current Matching; (5)Soft Start Function; (6)Auto Charge Pump Mode Selection; (7)250kHz Fixed Frequency Oscillator; (8)Output Over Voltage Protection; (9)16 Steps Brightness Control; (10)Low Input Noise and EMI; (11)RoHS Compliant and 100% Lead (Pb)－Free.