NTE7143 NTE ELECTRONICS, NTE7143 Datasheet - Page 2

• Manufacturer Part Number: NTE7143
• Description: Replacement Semiconductors 20W AUDIO PWR AMP
• Manufacturer: NTE ELECTRONICS

Specifications of NTE7143

• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Characteristics: V
Note 3. Assumes the use of a heat sink having a thermal resistance of 1 C/W and no insulator with
Supply Current
Output Power
Total Harmonic Distortion
Offset Voltage
Input Bias Current
Input Offset Current
Gain–Bandwidth Product
Open Loop gain
PSRR
Max. Slew rate
Current Limit
Equivalent Input Noise Voltage
(+) Input
(–) Input
Pin Connection Diagram
an ambient temperature of 25 C. Because the output limiting circuitry has a negative temper-
ature coefficient, the maximum output power delivered to a 4 load may be slightly reduced
when the tab temperature exceeds 55 C.
Parameter
(Front View)
V
Output
–V
f
CC
o
EE
CC
= 1kHz unless otherwise specified)
P
THD = 1%, Note 3
P
P
P
P
f
DC
V
V
20W, 8 , 70kHz BW
V
R
o
= +25V, –V
OUT
OUT
OUT
OUT
OUT
CC
EE
OUT
S
= 20kHz
= 600 , CCIR
, 1kHz, 1V
, 1kHz, 1V
= 0W
= 20W, f
= 20W, f
= 20W, R
= 20W, R
= V
(22.76)
.114 (2.9)
.896
Max
SUPPLY
.135 (3.45)
Test Conditions
(21.6)
.850
Max
EE
o
o
rms
rms
L
= 1kHz, Note 3
= 20kHz, Note 3
L
= 4 , f
–10V
= 4 , f
= –25V, T
o
1
o
.408 (10.37
= 1kHz, Note 3
= 20kHz, Note 3
2
Max
A
3
= +25 C, R
4
5
.150 (3.81)
(15.72)
.182 (4.62) Max
.619
Max
L
0.015
0.022
0.05
0.07
Typ
5.5
70
25
90
95
83
= 8 , A
0.45 (1.37)
0.2
0
8
4
3
(9.25)
1
.364
Max
Max
Tested Limits
V
= 20 (26dB),
100
0.4
0.6
52
52
0.5
–
–
–
15
–
–
–
3
–
2
(4.62)
.182
MHz
V/ s
Unit
mA
mV
V
dB
dB
dB
W
%
%
%
%
A
A
A
rms