pt2303-d Princeton Technology Corp., pt2303-d Datasheet - Page 3

• Manufacturer Part Number: pt2303-d
• Description: 2w ? 2 Class Ab Audio Power Amplifier
• Manufacturer: Princeton Technology Corp.

2W × 2 Class AB Audio Power Amplifier
APPLICATION CIRCUIT
PT2303 V1.2
ON
OFF
VDD
ShutDown
CH1 IN
CH2 IN
CVDD
10uF
VDD
1uF
CB
1uF
1uF
20k
20k
Ri
Ri
2,7,15
20k
Rf
Rf
20k
4,13
6
8
1
10
11
9
-IN1
+IN1
Shut
Down
VDD
Vref
GND
-IN2
+IN2
POWER
BLOCK
AMP1N
AMP2N
- 3 -
AMP2P
AMP1P
SE/BTL
-OUT1
+OUT1
HP-IN
-OUT2
+OUT2
5
3
16
12
14
100k
100k
220uF
URL: http://www.princeton.com.tw
220uF
VDD
1k
1k
Tel: [phone]
Fax: [phone]
BTL/SE
Sense
HEADPHONE
December, 2007
PT2303