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BH7826FVM

Rohm
Part Number BH7826FVM
Manufacturer Rohm
Description 1.1W to1.5W Monaural Speaker Amplifiers
Published Aug 2, 2010
Detailed Description www.DataSheet4U.com Class-AB Speaker Amplifiers 1.1W to1.5W Monaural Speaker Amplifiers BH7824FVM,BH7826FVM No.10077EA...
Datasheet PDF File BH7826FVM PDF File

BH7826FVM
BH7826FVM

Overview
www.
DataSheet4U.
com Class-AB Speaker Amplifiers 1.
1W to1.
5W Monaural Speaker Amplifiers BH7824FVM,BH7826FVM No.
10077EAT04 ●Description The BH7824FVM and BH7826FVM are speaker amplifier ICs for low-voltage drives and low power consumption audio, specialized for mobile telephones and other mobile audio devices.
●Features 1) BTL monaural speaker amplifier 2) Capable of high power 500mW/8Ω/BTL output 3) Wide power supply voltage range 4) Supports active/shutdown modes 5) Built-in anti-pop circuit 6) Built-in thermal shutdown circuit ●Applications Mobile telephones, PDAs, notebook computers, DSC, DVC, and other mobile audio devices.
●Product lineup Part No.
Input type Supply voltage(V) BH7824FVM Unbalanced input 2.
4 ~ 5.
5 BH7826FVM Balanced input 2.
6 ~ 5.
5 ●Absolute maximum ratings(Ta=25℃) Parameter Supply voltage Power dissipation Operating temperature Storage temperature *1 *2 Symbol VCCmax.
Pd Topr Tstg Limits 6.
0 470(*1) -30 ~ +85(*2) -55 ~ +125 Unit V mW ℃ ℃ Reduced by 4.
7 mW/C at 25C or higher, when mounted on a 70mm×70mm×1.
6mm PCB board.
Topr=70℃ ~ 85℃ is the range for performing basic operations and does not guarantee characteristics or rated output.
Moreover, TSD (Thermal Shutdown) may become operable if input signals occurring in this range are excessive.
500 Power dissipation Pd[mW] 400 300 200 100 0 0 50 100 150 Temperature Ta[℃] Fig.
1 Ta-Pd (when mounted on a PCB board) www.
rohm.
com © 2010 ROHM Co.
, Ltd.
All rights reserved.
1/10 2010.
06 - Rev.
A BH7824FVM,BH7826FVM ●Operating conditions Parameter Supply voltage (Ta=25℃) Ratings BH7824FVM 2.
4V ~ 5.
5V BH7826FVM 2.
6 ~ 5.
5 Technical Note www.
DataSheet4U.
com * Note: This IC is not designed to be radiation-resistant.
●Electrical characteristics Parameter Circuit current 1 Circuit current 2 Voltage gain 1 Voltage gain 2 (Unless otherwise noted Ta=25℃, Vcc=3.
6V, f=1kHz, RL=8Ω) Limits(Typ.
) Symbol Unit BA7824FVM BA7826FVM ICC1 ICC2 GV1 GV2 VOM1 VOM2 DSTN VNO GS VBIAS VSH1 VSH2 3.
5 0 +11.
5 0 +6.
0 ―...


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