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PT2308P

PTC
Part Number PT2308P
Manufacturer PTC
Description 2-Channel 300mW Class AB Power Amplifier
Published Oct 8, 2007
Detailed Description www.DataSheet4U.com Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw 2-Channel 300mW Class AB ...
Datasheet PDF File PT2308P PDF File

PT2308P
PT2308P

Overview
www.
DataSheet4U.
com Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.
princeton.
com.
tw 2-Channel 300mW Class AB Power Amplifier PT2308P DESCRIPTION PT2308P is a 2 channel Class AB stereo speaker driver utilizing CMOS technology designed by AB push-pull, the original sound will be low distortion amplify and low consumption.
The power of PT2308P will be reach 300mW on THD=10% and deliver 8Ω load.
FEATURES Wild operating temperature large Excellent Power Signal-to-Noise Repel Rate (PSRR) Low static state current consumption Output power (THD=10％) - Load is 16Ω/190mW - Load is 8Ω/300mW • Low harmonics distortion (THD=0.
03%) • Large output amplitude • • • • APPLICATIONS • • • • Walkman Portable audio HI-FI audio system CD-ROM PT2308P V1.
0 -1- November, 2005 Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.
princeton.
com.
tw 2-Channel 300mW Class AB Power Amplifier PT2308P BLOCK DIAGRAM OUT 1 1 IN1- 2 IN1+ 3 VS S 4 OP1 + 8 VDD 7 OUT 2 OP2 + 6 IN25 IN2+ PT2308P V1.
0 -2- November, 2005 Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.
princeton.
com.
tw 2-Channel 300mW Class AB Power Amplifier PT2308P PIN CONFIGURATION OUT 1 IN1IN1+ VS S 1 2 3 4 PT 2308P 8 7 6 5 VD D OUT 2 IN2IN2+ PIN DESCRIPTION Pin Name OUT1 IN1IN1+ VSS IN2+ IN2OUT2 VDD I/O O I I I I O Description Output pin 1 Inverting input pin 1 Non-inverting input pin 1 Negative power supply Non-inverting input pin 2 Inverting input pin 2 Output pin 2 Positive power supply Pin No.
1 2 3 4 5 6 7 8 PT2308P V1.
0 -3- November, 2005 Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.
princeton.
com.
tw 2-Channel 300mW Class AB Power Amplifier PT2308P BASIC APPLICATION DESCRIPTION PT2308P is a low power amplifier which operates with a 5V input voltage, it can be used to drive regular earphones or low power speakers with a load resistance of 8ohm or higher.
The operation mechanics is much like the typical OPAMP.
(The picture below shows the basic application circuit of PT2308P as ...


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