EV1527DR-02A データシートの表示（PDF） - Monolithic Power Systems

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EV1527DR-02A

1.3MHz Low Power LED Torch/Flash Driver

Monolithic Power Systems 

EV1527DR-02A - 1.3MHZ LOW POWER LED TORCH/FLASH DRIVER

EVALUATION BOARD

QUICK START GUIDE

1. Connect a Lumileds DS25 to LED terminals on the EV1527DR-02A board.

2. Preset the power supply to 3V - 4.2V.

3. Turn the power supply off.

4. Connect the power supply terminals to:

a. Positive (+): VIN

b. Negative (–): GND

5. Connect EN to VIN.

6. Turn on the power supply after making said connections.

7. The MP1527 is enabled on the demo board once VIN is applied.

8. Drive FLASH of Q1 with a pulsed signal (3V or above for High, 0V for Low) to switch between

two (2) LED currents.

9. IOUT1 is set to 150mA on the board.

10. IOUT2 is set to 750mA on the board.

NOTICE: The information in this document is subject to change without notice. Please contact MPS for current specifications.

Users should warrant and guarantee that third party Intellectual Property rights are not infringed upon when integrating MPS

products into any application. MPS will not assume any legal responsibility for any said applications.

EV1527DR-02A Rev. 1.0

www.MonolithicPower.com

5

9/21/2005

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2005 MPS. All Rights Reserved.

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