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BH7821BFP-Y

ETC
Part Number BH7821BFP-Y
Manufacturer ETC
Description Headphone/Speaker amplifier
Published Aug 2, 2010
Detailed Description www.DataSheet4U.com 99W062A Headphone/Speaker amplifier for notebook PC BH7821BFP-Y Description The BH7821BFP-Y is a...
Datasheet PDF File BH7821BFP-Y PDF File

BH7821BFP-Y
BH7821BFP-Y

Overview
www.
DataSheet4U.
com 99W062A Headphone/Speaker amplifier for notebook PC BH7821BFP-Y Description The BH7821BFP-Y is a sound amplifier developed for notebook PCs.
It includes input for SYSTEM BEEP sound, PM BEEP sound, and SUSPEND function required for the notebook PC.
This analog sound device is integrated into a single chip.
Dimension(Units:mm) Features 1)Built-in stereo headphone amplifier applicable to mixing input 2)Built-in BTL stereo speaker amplifier applicable to mixing input 3)Built-in anti-pop circuit when the power is turned ON and OFF 4)Built-in electronic volume and mute circuit 5)Low power consumption provided by the discrete HALT mode for headphone amplifier and the speaker amplifier (SUSPEND function) 6)Provides two systems of BEEP sound input for notebook PCs.
7)Applicable to PC' 99 HSOP25 Applications Notebook PCs Absolute Maximum Ratings (Ta=25˚C) Parameter Supply voltage Power dissipation Operating temperature range Storage temperature range Symbol VCC Pd Topr Tstg Limits +6.
0 1450* -10 ~ 70 -55 ~ 150 Unit V mW ˚C ˚C *Derating: -11.
6mW/˚C for operation above Ta=25˚C.
* Mounted on a glass epoxy board (70mm 70mm 1.
6mm) July, 1999 Recommended Operating Conditions (Ta=25˚C) Parameter Supply voltatge Symbol VCC Min.
+4.
5 Typ.
Max.
+5.
5 Unit V www.
DataSheet4U.
com Electrical characteristics (Unless otherwise noted, Ta=25˚C, HP Vcc=Sp Vcc= 5.
0V) Parameter Circuit current Circuit curent SUSPEND Output voltage level Distortion rate Maximum output level Output voltage level Output voltage level Distortion rate Maximum output level Output level VE =HP VCC (EVR=MAX) VM =H Symbol ICC ICCS VOHP THDHP VOMHP VOHP VOSB THDSP VOMSP VOSB (HP MUTE OFF) Min.
-6.
3 0 0.
26 -1.
2 +3.
5 -6.
5 VH =H Typ.
Max.
Unit Conditions No input mA 50 30 No input, VH=VS=H 1.
5 mA 0.
8 INPUT: LINE IN L/R, OUTPUT: HP OUT L/R -4.
0 0.
02 +2.
5 0.
32 +2.
0 -0.
3 0.
1 0.
46 +4.
7 dBV % dBV Vpp dBV VIN=-10.
0dBV VIN=-10.
0dBV, B.
W.
=0.
4~30kHz THD=1%,...


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