STK4132 Datasheet, PDF (1/1 Pages) Inchange Semiconductor Company Limited – 2ch AF Power Amplifier

Thick Film Hybrid IC
STK4132
2ch AF Power Amplifier (Split Power Supply)
INCHANGE
‹ Features
Package Dimensions
Pin compatible with the STK4102and
unit:mm
STK4101V series (high-grade type) over the
output range 6 to 50W for easy interchangability
Built-in muting circuit to cut off spurious shock noise
125 guaranteed high temperature operation allows
greatly reduced heat sink size
Excellent low-cost performance
Specifications
‹ Maximum Ratings at Ta=25
Parameter
Maximum supply voltage
Thermal resistance
Junction temperature
Operating substrate temperature
Storage temperature
Available time for load short-circuit
Symbol
V_CC max
j-c
Tj
Tc
Tstg
ts
Conditions
V_CC=23V,R _L=8,f=50Hz,P _O=20W
Ratings
34.5
3.0
150
125
-30 to+125
2
UNIT
V
/W
s
‹ Recommended operating conditions at Ta=25
Parameter
Symbol
Conditions
Ratings
Supply voltage
V_CC
23
Load impedance
R_L
8
‹ Operating characteristics at Ta=25 ,V_CC=23V,RL=8 ,Rg=600 ,VG=40dB,
R_L:non-inductive load
Parameter
Symbol
Conditions
min
typ
max
Quiescent current
Output power
I_CCO
P_O (1)
P_O (2)
V_CC=28V
THD=0.4%
f=20Hz to 20kHz
V_CC=20V,THD=1.0%
R_L=4,f=1kHz
20
40
100
20
20
Total harmonic distortion
Frequency response
THD
f_L, f_H
P_O=1.0W,f=1kHz
+0
P_O=1.0W, dB
-3
0.3
20 to
50k
Input impedance
r_j
P_O=1.0W,f=1kHz
55
Output noise voltage
V_NO
V_CC=28V,Rg=10 k
1.2
Neutral voltage
V_N
V_CC=50.5V
-70
0
+70
Muting voltage
V_M
-2
-5
-10
UNIT
V
unit
mA
W
W
%
Hz
k
mVrms
mV
V