參數(shù)資料
型號(hào): BH7824FVM-TR
廠商: Rohm Semiconductor
文件頁(yè)數(shù): 1/11頁(yè)
文件大?。?/td> 0K
描述: IC AMP HDPH/SPEAKER UNBAL 8MSOP
標(biāo)準(zhǔn)包裝: 3,000
類型: AB 類
輸出類型: 1-通道(單聲道)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 500mW x 1 @ 8 歐姆
電源電壓: 1.8 V ~ 5.5 V
特點(diǎn): 消除爆音,關(guān)機(jī),熱保護(hù)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 8-MSOP
封裝/外殼: 8-VSSOP,8-MSOP(0.118",3.00mm 寬)
包裝: 帶卷 (TR)
1/14
www.rohm.com
2011.08 - Rev.B
2011 ROHM Co., Ltd. All rights reserved.
Class-AB Speaker Amplifiers
1.1W to1.5W
Monaural Speaker Amplifiers
BH7824FVM,BH7826FVM
●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/8
/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.
BH7824FVM
BH7826FVM
Input type
Unbalanced input
Balanced input
Supply voltage(V)
2.4 ~ 5.5
2.6 ~ 5.5
●Absolute maximum ratings(Ta=25℃)
Parameter
Symbol
Limits
Unit
Supply voltage
VCCmax.
6.0
V
Power dissipation
Pd
470(*1)
mW
Operating temperature
Topr
-30 ~ +85(*2)
Storage temperature
Tstg
-55 ~ +125
*1
Reduced by 4.7 mW/
C at 25C or higher, when mounted on a 70mm×70mm×1.6mm PCB board.
*2
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.
Fig.1 Ta-Pd (when mounted on a PCB board)
No.11090EBT01
0
100
200
300
400
500
0
50
100
150
Temperature Ta[℃]
P
o
wer
dissipat
ion
P
d
[mW]
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