參數(shù)資料
型號(hào): BD5632NUX-TR
廠商: Rohm Semiconductor
文件頁(yè)數(shù): 8/11頁(yè)
文件大?。?/td> 0K
描述: IC AMP SPEAKER 1-CH MONO VSON8
標(biāo)準(zhǔn)包裝: 4,000
類型: D 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: 2.5W x 1 @ 4 歐姆
電源電壓: 2.5 V ~ 5.5 V
特點(diǎn): 消除爆音,靜音,短路和熱保護(hù)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: *
封裝/外殼: 8-UFDFN 裸露焊盤(pán)
包裝: 帶卷 (TR)
6/14
BD5632NUX, BD5634NUX, BD5638NUX
www.rohm.com
2010.06 - Rev.A
2010 ROHM Co., Ltd. All rights reserved.
Technical Note
Evaluation board Parts List
Qty.
Item
Description
SMD Size
Manufacturer / Part Number
2
C1, C2
Capacitor, 0.47μF
0603
Murata
GRM188R71A474KA01D
1
C3
Capacitor, 10μF
A (3216)
ROHM
TCFGA1A106M8R
1
S1
Slide Switch
4mm X 10.2mm
NKK
SS-12SDP2
1
U1
IC
Mono Class-D audio amplifier
2.0mm X 3.0mm
VSON Package
ROHM
BD5632/34/38NUX
1
PCB1
Printed-circuit board,
BD5632/34/38NUX EVM
Description of External components
1. Input coupling capacitor (C1, C2)
It makes an Input coupling capacitor 0.47F.
It sets cutoff frequency fc by the following formula by input coupling capacitor C1 (=C2) and input impedance Ri.
In case of C1 (=C2) =0.47F
BD5632NUX Ri =100k : fc=3.5Hz
BD5634NUX Ri =50k : fc=7Hz
BD5638NUX Ri =25k : fc=14Hz
2. Power decoupling capacitor (C3)
It makes a power decoupling capacitor 10F.
When making capacitance of the power decoupling capacitor, there is an influence in the Audio characteristic.
When making small, careful for the Audio characteristic at the actual application.
[Hz]
1
C
Ri
2
1
fc
π
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