Diodes AP1520 Manual do Utilizador descarregar pdf (Página 2)

AP1520

PWM CONTROL 2A STEP-DOWN CONVERTER

AP1520 Rev. 5 2 of 9 JULY 2009

DS31174 www.diodes.com © Diodes Incorporated

Lead-free

AP1520 S X - 13

Package Packing

13 : Tape & ReelS : SOP-8L

Lead Free

L : Lead Free

G : Green

Device

Package

Code

Packaging

(Note 2)

13” Tape and Reel

Quantity Part Number Suffix

AP1520SL-13 S SOP-8L 2500/Tape & Reel -13

AP1520SG-13 S SOP-8L 2500/Tape & Reel -13

Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at

http://www.diodes.com/products/lead_free.html.

2. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at

http://www.diodes.com/datasheets/ap02001.pdf.

Pin Assignments

( Top View )

Output

OCSET

SOP-8L

AP1520

Output

Vss

Pin Descriptions

Pin Name Pin No. Description

FB 1 Feedback pin

EN 2

Enable Input pin

H: Normal operation

(Step-down operation)

L: Step-down operation stopped

(All circuits deactivated)

OCSET 3 Add an external resistor to set max output current

4 IC power supply pin

Output 5, 6

Switch Pin. Connect external inductor/diode here.

Minimize trace area at this pin to reduce EMI

7, 8 GND Pin

Ordering Information

1 2 3 4 5 6 7 8 9

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