
NTE1390 & NTE1391
Integrated Circuit
Audio Power Amplifier, 12W
for Car Radio or Car Stereo
Features:
High Gain: 51dB Typ., HIgh Power Output: 12W Typ.
Low Number of External Components Required
Low Noise During Power ON/OFF Operation
Soft Tonal Quality in Saturated Power Output
Low Distortion Over Low to High Audio Frequency Range
Low Residual Noise: R
g
= 0
Built–In Audio Muting Circuits: AC Mute & DC Mute
Built–In Protection Circuits:
Thermal
Overvoltage and Surge Voltage
Load Short–Circuit Current Limiting
Output Pins DC Short–Circuit
NTE1391 is Mirror Image Pinout of NTE1390
Absolute Maximum Ratings:
(T
A
= +25
°
C unless otherwise specified)
Maximum Supply Voltage, V
CC
max
Quiescent (30sec)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
With Signal
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, I
10peak
Instantaneous Value Duty
≤
5%, Pulse Width
≤
1ms Flow–In Only
Output Current, I
7
, I
9peak
Instantaneous Value Duty
≤
5%, Pulse Width
≤
1ms
Surge Supply Voltage (t
≤
0.2sec), V
surge
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Allowable Power Dissipation (T
C
= +75
°
C), P
D
max
Operating Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Thermal Resistance, Junction–to–Case, R
thJC
25V
18V
4.5A
. . . . . . . . . . . . . . . . .
4.5A
50V
25W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–20
°
to +75
°
C
–40
°
to +150
°
C
3
°
C/W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions:
(T
A
= +25
°
C unless otherwise specified)
Recommended Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Load Resistance, R
L
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13.2V
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