APA2012 datasheet(8/19 Pages) ANPEC

tên linh kiện	APA2012

Giải thích chi tiết về linh kiện	3W Mono Class-D Audio Power Amplifier

PDF	19 Pages

Scroll/Zoom	100%

nhà sản xuất	ANPEC [Anpec Electronics Coropration]

Trang chủ	http://www.anpec.com.tw

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8 / 19 page

Rev. A.3 - Oct., 2013

www.anpec.com.tw

APA2012

Pin Description

NO.

WLCSP1.2x1.2-9

TDFN3x3-8

NAME

I/O

FUNCTION

INP

The non-inverting input of amplifier. INP is connected to Gnd via a

capacitor for single-end (SE) input signal.

GND

Ground connection for circuitry.

VON

The negative output terminal of Class-D amplifier.

VDD

Supply voltage input pin.

PVDD

Supply voltage only for power stage.

PGND

Ground connection for power stage

INN

The inverting input of amplifier. INN is used as audio input

terminal, typically.

Shutdown mode control signal input, place entire IC in shutdown

mode when held low.

VOP

The positive output terminal of Class-D amplifier.

Block Diagram

Startup

protection

logic

Biases &

Reference

Over-Current

Protection

Thermal

Protection

Gate

Drive

De-glitch

Modulati

on Logic

Gate

Drive

PVDD

VON

GND

INP

INN

RAMP GEN

TTL Input

Buffer

VOP

320k

Ω

VDD

POR

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