参数资料
型号: BD5632NUX-TR
厂商: Rohm Semiconductor
文件页数: 10/11页
文件大小: 0K
描述: IC AMP SPEAKER 1-CH MONO VSON8
标准包装: 4,000
类型: D 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: 2.5W x 1 @ 4 欧姆
电源电压: 2.5 V ~ 5.5 V
特点: 消除爆音,静音,短路和热保护
安装类型: 表面贴装
供应商设备封装: *
封装/外壳: 8-UFDFN 裸露焊盘
包装: 带卷 (TR)
8/14
BD5632NUX, BD5634NUX, BD5638NUX
www.rohm.com
2010.06 - Rev.A
2010 ROHM Co., Ltd. All rights reserved.
Technical Note
The way of evaluating Audio characteristic
Evaluation Circuit Diagram
When measuring Audio characteristics, insert LC filter during the output terminal of IC and the speaker load and measure it.
Arrange LC filter as close as possible to the output terminal of IC.
In case of L=22H, C=1F, the cut-off frequency becomes the following.
Use a big current type - Inductor L.
(Reference)
TDK : SLF12575T-220M4R0
STBY
IN+
IN-
OUT-
OUT+
Bias
OSC
PWM
H-
Bridge
0.47μ
Differential
Input
H:Active
L:Shutdown
Audio
Input+
Audio
Input-
GND
VDD
10μ
1
3
4
8
5
0.1μ
VDD
C2
C1
C3
7
C4
6
300k
Ri=100k
22μH
1μF
RL BTL
Audio
Precision
etc
RL=Speaker Load
Measument Instrumen
+
-
kHz
34
μF
1
μH
22
2
1
LC
2
1
fc
π
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