Ordering number : EN4478A
Thick Film Hybrid IC
STK4131V
AF Power Amplifier (Split Power Supply)
(20 W + 20 W min, THD = 0.08%)
Features
鈥?Built-in muting circuit cuts off various kinds of pop
noises.
鈥?Current mirror circuit provides low distortion (THD =
0.08%).
鈥?Pin compatible with the STK4102II series, forming a
series of products with output powers from 15 W/ch to
120 W/ch.
Package Dimensions
unit : mm
4040
[STK4131V]
Specifications
Maximum Ratings
at Ta = 25擄C
Parameter
Maximum supply voltage
Thermal resistance
Junction temperature
Operating case temperature
Storage temperature
Available time for load shorted
Symbol
V
CC
max
胃j-c
T
j
max
T
c
Tstg
t
s
V
CC
= 鹵24.5 V, R
L
= 8
鈩?
f = 50 Hz, P
O
= 20 W
Condition
Rating
鹵37
2.6
150
125
鈥?0 to +125
2
Unit
V
擄C/W
擄C
擄C
擄C
s
Recommended Operating Conditions
at Ta = 25擄C
Parameter
Recommended supply voltage
Load resistance
Symbol
V
CC
R
L
Condition
Rating
鹵24.5
8
Unit
V
鈩?/div>
Operating Characteristics
at Ta = 25擄C, V
CC
= 鹵24.5 V, R
L
= 8
鈩?
Rg = 600
鈩?
VG = 40 dB, R
L
: non-inductive load
Rating
Parameter
Quiescent current
Output power
Symbol
I
CCO
P
O
(1)
P
O
(2)
Total harmonic distortion
Frequency response
Input resistance
Output noise voltage
Neutral voltage
Muting voltage
THD
f
L
, f
H
r
i
V
NO
V
N
V
M
V
CC
= 鹵29.5 V
THD = 0.08%, f = 20 Hz to 20 kHz
V
CC
= 鹵21.5 V, THD = 0.2%, R
L
= 4
鈩?
f = 1 kHz
P
O
= 1 W, f = 1 kHz
+0
P
O
= 1 W,
dB
鈥?
P
O
= 1 W, f = 1 kHz
V
CC
= 鹵29.5 V, Rg = 10 k鈩?/div>
V
CC
= 鹵29.5 V
鈥?0
鈥?
0
鈥?
20 to 50 k
55
1.2
+70
鈥?0
Condition
min
20
20
20
0.08
typ
40
max
100
Unit
mA
W
W
%
Hz
k鈩?/div>
mVrms
mV
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
N3096HA (OT)/73093YO 5-2290 No. 4478-1/3
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