NTE1081A
Integrated Circuit
Audio Power Amplifier, 4.8W
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC
Zero Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V
Collector Current, ICC(Peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5A
Power Dissipation (with external heat sink), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7W
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Electrical Characteristics: (TA = +25°C, VCC = 13.2V, f = 1kHz, RL = 4Ω, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Standby Current
ICC
Zero Input
15
4.0
−
28
4.8
0.6
45
−
mA
W
Output Power
PO
THD = 10%
PO = 0.5W
Total Harmonic Distortion
Closed−Loop Voltage Gain
Output Noise Level
THD
GV
1.2
%
49.0 51.5 52.0
1.4 4.0
dB
mV
VNO
Rg = ∞
−
Pin Connection Diagram
.985 (25.0)
.532 (13.5)
.158 (4.0)
10 Output
9
N.C.
8
7
GND
.886
(22.5)
.160 (4.0) Dia
(3 Holes)
Feedback
6
5
Input
.729
(18.5)
.394
(10.0)
Phase Compensation
1
10
4
3
2
1
Phase Compensation
Bootstrap
.413
(10.5)
.100 (2.54)
Phase Compensation
V
CC
.900 (22.8)
1.040 (26.4)