NTE1820
Integrated Circuit
Module, Dual AF PO, 30W/Ch,
Dual Power Supply
Features:
D
Contains Emitter Follower Circuit for Upgrading
D
Case Temperature +125
C is Guaranteed, Thereby Enabling Great Reduction of Heat Sink
D
By Attaching Muting Circuit Externally, Pop Noise at Power ON/OFF can be Rejected
Absolute Maximum Ratings: (T
A
= +25
C unless otherwise specified)
Maximum Supply Voltage, V
CC
max
43V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Thermal Resistance, JunctiontoCase, R
thJC
2.2
C/W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature, T
J
+150
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Case Temperature, T
C
+125
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
30
to +125
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Available Time for Load Shorted (V
CC
=
27.5V, R
L
= 8
, P
O
= 30W, f = 50Hz), t
s
2sec
. . . . . . . . .
Recommended Operating Conditions: (T
A
= +25
C unless othrwise specified)
Recommended Supply Voltage, V
CC
27.5V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Load Resistance, R
L
8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Characteristics: (T
A
= +25
C, V
CC
=
27.5V, R
L
= 8
, R
g
= 600
, VG = 40dB unless
otherwise specified)
Parameter
Symbo
l
Test Conditions
Min
Typ
Max
Unit
Quiescent Current
I
CCO
V
CC
=
34V
35
70
120
mA
Output Power
P
O(1)
THD = 0.02%, f = 20Hz to 20kHz
30
W
P
O(2)
V
CC
=
23V, THD = 0.08%, R
L
= 4
, f = 1kHz
30
W
Total Harmonic Distortion
THD
P
O
= 1W, f = 20Hz to 20kHz
0.02
%
Frequency Response
f
L
, f
H
P
O
= 1W
10 to 100k
Hz
Input Resistance
r
i
P
O
= 1W
90k
Output Noise Voltage
V
NO
V
CC
=
34V
1.2
mV
rms
Midpoint Voltage
V
N
V
CC
=
34V
70
+70
mV
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