Ordering number: EN1339D
Monolithic Linear IC
LA4145
0.6 to 0.9 W AF Power Amplifier
for Radio Cassette Recorders
Features
Package Dimensions
unit : mm
.
The LA4145 is especially suited for use in cassette tape
.
.
.
.
.
recorder, radio-cassette, recorder, stereo cassette player
applications.
0.6 W typ/V
CC
= 6.0 V, R
L
= 8
鈩?
THD = 10%
0.9 W typ/V
CC
= 6.0 V, R
L
= 4
鈩?
THD = 10%
Minimum number of external parts required
Soft clip
Small pop noise at V
CC
ON/OFF mode
Voltage gain fixed at 50 dB.
An external resistor can be connected to reduce this value.
3017C-SIP9
[LA4145]
SANYO : SIP9
Specifications
Maximum Ratings
at Ta = 25擄C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
I
O
peak
Pd max
Topr
Tstg
50
脳
50 mm with PCB
2
Conditions
Quiescent mode
Operating mode R
L
= 8
鈩?/div>
Ratings
9
8
500
0.9
鈥?0 to +70
鈥?0 to +150
Unit
V
V
mA
W
擄C
擄C
Operating Conditions
at Ta = 25擄C
Parameter
Recommended supply voltage
Recommended load resistance
Operating voltage range
Symbol
V
CC
R
L
V
CC
Conditions
Ratings
6
4 to 8
3.6 to 8
Unit
V
鈩?/div>
V
Operating Characteristics
at Ta = 25擄C, V
CC
= 6.0 V, R
L
= 8
鈩?
Rg = 600
鈩?
f = 1 kHz
Parameter
Quiescent current
Voltage gain
Output power
Total harmonic distortion
Input resistance
Output noise voltage
Ripple rejection ratio
Symbol
I
CCO
VG
P
O
THD
r
i
V
NO
SVRR
Conditions
LA4145
48
THD = 10%, R
L
= 4
鈩?/div>
THD = 10%, R
L
= 8
鈩?/div>
P
O
= 0.1 W
Rg = 10 k鈩? B.P.F. = 20 Hz to 20 kHz
Rg = 0, f
R
= 100 Hz, V
R
= 150 mV
0.45
min
typ
10
50
0.9
0.6
0.2
30
0.6
鈥?0
max
20
52
Unit
mA
dB
W
W
%
k鈩?/div>
mV
dB
1.0
1.2
鈥?5
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
53096HA(II)/O217KI/N055MW/4034/N163KI,TS No.1339-1/5
LA4145相關(guān)型號PDF文件下載
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1
2
3
4
5
