apa3002 Anpec Electronics Corporation, apa3002 Datasheet - Page 14

• Manufacturer Part Number: apa3002
• Description: 12w Stereo Class-d Audio Power Amplifier
• Manufacturer: Anpec Electronics Corporation

Copyright
Rev. A.6 - Sep., 2009
RVAROUT
Block Diagram
APA3002
LVAROUT
VARMAX
REFGND
VARDIFF
VOLUME
ROSC
COSC
VREF
RIN+
RIN-
LIN-
LIN+
SD
ANPEC Electronics Corp.
Control
Gain
Gain
Adj.
Adj.
Gain
Gain
Gain
Adj.
Adj.
TTL Input
Buffer
RAMP
GEN.
14
Reference
Biases
&
protection
Startup
logic
De-glitch &
Modulation
De-glitch &
Modulation
VOLTAGE
VOLTAGE
CLAMP
Logic
Logic
GEN.
CLAMP
GEN.
Over-Current
Drive
Gate
Drive
Gate
Drive
Gate
Gate
Drive
Protection
5VLDO ok
Shutdown
AVDD ok
Thermal
5VLDO
www.anpec.com.tw
LCLAMP
LBS-
LPVDD
LPGND
LOUT+
LPGND
LOUT-
LBS+
LPVDD
RCLAMP
2.5VREF
RBS-
RPVDD
ROUT+
RPGND
ROUT-
RPGND
RBS+
RPVDD
AVDD
AGND
5VLDO
LDOREF