参数资料
型号: BH7824FVM-TR
厂商: Rohm Semiconductor
文件页数: 1/11页
文件大小: 0K
描述: IC AMP HDPH/SPEAKER UNBAL 8MSOP
标准包装: 3,000
类型: AB 类
输出类型: 1-通道(单声道)
在某负载时最大输出功率 x 通道数量: 500mW x 1 @ 8 欧姆
电源电压: 1.8 V ~ 5.5 V
特点: 消除爆音,关机,热保护
安装类型: 表面贴装
供应商设备封装: 8-MSOP
封装/外壳: 8-VSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (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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