NTE NTE1390, NTE1391 Datasheet
NTE1390 & NTE1391
Integrated Circuit
Audio Power Amplifier, 12W
for Car Radio or Car Stereo
Features:
D High Gain: 51dB Typ., HIgh Power Output: 12W Typ.
D Low Number of External Components Required
D Low Noise During Power ON/OFF Operation
D Soft Tonal Quality in Saturated Power Output
D Low Distortion Over Low to High Audio Frequency Range
D Low Residual Noise: R
D Built–In Audio Muting Circuits: AC Mute & DC Mute
D Built–In Protection Circuits:
Thermal
Overvoltage and Surge Voltage
Load Short–Circuit Current Limiting
Output Pins DC Short–Circuit
D NTE1391 is Mirror Image Pinout of NTE1390
= 0
g
Absolute Maximum Ratings:
Maximum Supply Voltage, V
(TA = +25°C unless otherwise specified)
max
CC
Quiescent (30sec) 25V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
With Signal 18V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, I
10peak
Instantaneous Value Duty ≤ 5%, Pulse Width ≤ 1ms Flow–In Only 4.5A. . . . . . . . . . . . . . . . .
Output Current, I
7
, I
9peak
Instantaneous Value Duty ≤ 5%, Pulse Width ≤ 1ms 4.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Surge Supply Voltage (t ≤ 0.2sec), V
Allowable Power Dissipation (T
Operating Temperature Range, T
Storage Temperature Range, T
surge
= +75°C), PDmax 25W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C
opr
stg
Thermal Resistance, Junction–to–Case, R
Recommended Operating Conditions:
Recommended Supply Voltage, V
Load Resistance, R
L
CC
(TA = +25°C unless otherwise specified)
thJC
50V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–20° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–40° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13.2V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4Ω to 8Ω. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics: (TA = +25°C, VCC = 13.2V, RL = 4Ω, f = 1kHz, Rg = 600Ω, with
100 x 100 x 1.5mm
Parameter Symbol Test Conditions Min Typ Max Unit
3
Al Heat Sink unless otherwise specified)
Quiescent Current I
Voltage Gain VG Closed Loop 49 51 53 dB
Output Power P
Total Harmonic Distortion THD PO = 1W – 0.1 1.0 %
Input Resistance r
Output Noise Voltage V
Output Offset Voltage V
Muting Suppression (AC, Note 1) A
CCO
V
O
i
NO 1
NO 2
off
TT
THD = 10% 10 12 – W
Rg = 0, f = 20Hz to 20MHz,
Band Pass Filter
Rg = 10kΩ, f = 20Hz to 20MHz,
Band Pass Filter
vo = 0dBm, VM = 9V – 38 – dB
– 65 120 mA
21 30 – kΩ
– 0.4 1.0 mV
– 0.6 2.0 mV
–300 – +300 mV
Note 1. For DC muting, ATT = ∞.
Pin Connection Diagram
NTE1390
(Front View)
NTE1391
(Front View)
V
10
CC
Output 1
9
Power Amp GND
8
7 Output 2
DC Audio Muting
6
NF 2
5
4
NF 1
3
Preamp GND
Input
2
AC Audio Muting
1
AC Audio Muting
10
Input
9
Preamp GND
8
7 NF 1
NF 2
6
DC Audio Muting
5
Output 2
4
3 Power Amp GND
Output 1
2
V
1
CC
Loading...