參數(shù)資料
型號(hào): LA4525
廠商: Sanyo Electric Co.,Ltd.
英文描述: Dual AF Power Amplifier for Radio Cassette Recorders
中文描述: 雙自動(dòng)對(duì)焦功率放大器收錄音機(jī)
文件頁(yè)數(shù): 2/8頁(yè)
文件大小: 203K
代理商: LA4525
Operating Characteristics
at V
CC
= 6 V, Ta =25°C, R
L
= 4
, f = 1 kHz, Rg = 600
,
Dual operation unless otherwise noted
Parameter
Symbol
I
CCO
P
O
1
P
O
2
VG
THD
V
NO
SVRR
CH Sep
Ri
Condition
min
10
0.45
typ
15
0.65
1.0
40
0.2
100
43
55
100
max
30
Unit
mA
W
W
dB
%
μV
dB
dB
k
Quiescent supply current
Rg = 0
THD = 10%
V
CC
= 9 V, R
L
= 8
, THD = 10%
V
O
= 0 dBm
P
O
= 0.1 W
Rg = 0
, DIN AUDIO filter
Rg = 0
, f
R
= 100 Hz, V
R
= 0 dBm
V
O
= 0 dBm, R
g
= 0
Output power
Voltage gain
Total harmonic distortion
Output noise voltage
Supply voltage ripple rejection
Channel separation
Input resistance
38
42
0.7
400
35
45
70
130
Equivalent Block Diagram
Pin Description
Number
1
2
3
4
5
6
7
8
Name
OUT1
V
CC
OUT2
Description
Channel 1 output
Supply voltage
Channel 2 output
Power amplifier ground
Bridge test load input
Channel 2 input
Channel 1 input
Preamplifier ground
POWER GND
BTL IN
IN2
IN1
PRE GND
IN2
BTL IN
PRE GND
IN1
OUT2
POWER GND
OUT1
Ch2
input
amp.
Ch1
input
amp.
Pre-
driver
amp.
Pre-
driver
amp.
Output
amp.
Output
amp.
LA4525
No.4022-2/8
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