器件名称: PT2305-D
功能描述: 2.5W
文件大小: 198.39KB 共3页
简 介:Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw
2.5W × 2 Class AB Audio Power Amplifier
PT2305
DESCRIPTION
The PT2305 is an audio power amplifier utilizing CMOS Technology specially designed for audio purpose. It can deliver 2.5W × 2 power output to the 4 load. The power consumption is very low in stand-by. Total harmonic distortion is lower than 0.03%. The output structure is BTL (Bridge-Tied Load) mode for driving speaker load mode. Built-in over-temperature protection, package size is not occupies PCB space. It is suitable for small or portable products.
FEATURES
CMOS Technology Operating voltage: 2.7V ~ 6V Output power 2.5W × 2 (4/10%THD) Built-in 31 steps volume controller Suppress the pop and click noise when mode changed Extreme low current consumption in Shutdown mode (Icc<0.7A) Built-in over temperature protection
APPLICATIONS
LCD monitor or TV Portable audio Multimedia speakers Other audio applications
PT2305 V1.0
-1-
September, 2004
Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw
2.5W × 2 Class AB Audio Power Amplifier
PT2305
PIN CONFIGURATION
Bypass GND -Out 1 VDD +Out 1 GND Shutdown Mute VDD DC_Vol 1 2 3 4 5 6 7 8 9 10 20 19 18 17 GND GND -OUT 2 VDD +Out 2 GND Vo 2 Vin 2 Vin 1 Vo 1
PT2305
16 15 14 13 12 11
PT2305 V1.0
-2-
September, 2004
Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw
2.5W × 2 Class AB Audio Power Amplifier
PT2305
APPLICATION CIRCUIT
ORDE……
