AP3156 데이터 시트보기 (PDF) - Diodes Incorporated.

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AP3156

HIGH EFFICIENCY 1X/1.5X/2X CHARGE PUMP FOR WHITE LED APPLICATIONS

Diodes Incorporated. 

Pin Descriptions

AP3156

HIGH EFFICIENCY 1X/1.5X/2X CHARGE PUMP

FOR WHITE LED APPLICATIONS

Pin Name

D6

SDI

NC

VOUT

C2P

C1P

C1N

C2N

GND

VIN

D1

D2

D3

D4

D5

GND

Pin

Number

1

2

3

4

5

6

7

8

9, 11

10

12

13

14

15

16

EP PAD

Description

Current Sink Input #6. Connected to VOUT when un-used.

Serial Digital Interface Control Pin

No Connection

Charge pump output to drive load circuit. Requires 1µF capacitor connected between

this pin and ground

Positive Terminal of Flying Capacitor 2. Connects a 1µF capacitor between C2P and

C2N.

Positive terminal of Flying Capacitor 1. Connects a 1µF capacitor between C1P and

C1N.

Negative Terminal of Flying Capacitor 1

Negative Terminal of Flying Capacitor 2

Ground.

Input Power Supply. Requires 1µF capacitor between this pin and ground.

Current sink input #1. Connected to VOUT when un-used.

Current sink input #2. Connected to VOUT when un-used.

Current sink input #3. Connected to VOUT when un-used.

Current sink input #4. Connected to VOUT when un-used.

Current sink input #5. Connected to VOUT when un-used.

Exposed Pad (bottom). Connected to GND directly underneath the package.

Functional Block Diagram

AP3156 Rev. 1

3 of 15

www.diodes.com

SEPTEMBER 2009

© Diodes Incorporated

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