CD8227GP ETC, CD8227GP Datasheet
CD8227GP
Manufacturer Part Number
CD8227GP
Description
Manufacturer
ETC
Datasheet
1.CD8227GP.pdf
(6 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CD8227GP
Manufacturer:
TOSHIBA
Quantity:
6 233
Part Number:
CD8227GP
Manufacturer:
CD
Quantity:
20 000
www.DataSheet4U.com
1. 概述与特点
2. 功能框图与引脚说明
主要用于便携式收音机和盒式录音机
其特点如下
2. 1 功能框图
地址 江苏省无锡市梁溪路 14 号
邮编 214061
CD8227GP 是一块双通道音频功放电路 内含过热保护电路和电源开关 外围电路简单 此电路
静态电流小
电压增益高
输出功率大
软箝位
内含热保护电路
工作电源电压范围宽 V
开机低 噗 小
封装形式 HDIP12
待机开关
华晶双极电路
I
A
P
CC
O
V
=3.0W/CH
= 21mA V
= 56.5dB 固定增益 f=1kHz
网址
无 锡 华 润 华 晶 微 电 子 有 限 公 司
6
5
7
8
9
CC
http://www. crhj.com.cn
= 5 12V
双通道音频功率放大电路
45 Ω
CC
45 Ω
1
V
CC
= 9V
电话 0510-5807123-5506
= 9V R
偏置及热保护回路
4
＋
－
＋
－
ch-1
ch-2
T
amb
L
= 3
= 25
30k Ω
30k Ω
12
f = 1kHz THD = 10%
第 １ 页 共 ６ 页
10
11
3
2
电邮 apply@crhj.com.cn
传真 0510-5807123-3093
CD8227GP
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CD8227GP Summary of contents
Page 1
... CD8227GP 是一块双通道音频功放电路 内含过热保护电路和电源开关 外围电路简单 此电路 主要用于便携式收音机和盒式录音机 ...
Page 2
... BW=20Hz 20kHz R = 600 f = 100Hz R =600 V = 0dBm C OFF I 1 stb CD8227GP 符 号 功 能 正相输入 反相输入 纹波 RIPPLE 自举 B.S. 2 功放输出 OUT 2 电源 单 ...
Page 3
... THD -- Ta Vcc=9V RL=4 Ω Pout=0.4W f=1kHz 100 环境温度 ℃ ) CD8227GP C9 C7 1000 μ F 0.15 μ 100 μ Rf2 120 Ω μ F THD - Pout 100 Vcc1=9V RL=4 Ω =120 Ω R ...
Page 4
... THD - Pout f=10kHz 1kHz 100Hz 10 0 Pout ( Vcc=9V RL=4 Ω R =120 Ω 10k 100k 频 率 f(Hz) CD8227GP P - Pout RL=6 Ω Vcc=12V RL=8 Ω 1 f=1kHz 输 出 功 率 Pout (W) THD - Pout ...
Page 5
... F 1000 μ F 100 μ CD8227GP 100 μ F 1000 μ Ω INPUT 6 CD8227GP 47 μ F 120 Ω μ F 120 Ω 47 μ F 30k Ω 2/11 TO DRIVE 45 Ω 5 μ F 第 5 页 共 6 页 ...
Page 6
... CD8227GP 上的电容必须靠近功放地 在此应用中 300V ...