NTE NTE7000 Datasheet
NTE7000
Integrated Circuit
5W Audio Amplifier with Muting
Description:
The NTE7000 is a monolithic integrated circuit in a 16–Lead DIP type package intended for use
as a low frequency power amplifier in a wide range of applications in radio and TV sets.
Features:
D Muting Facility
D Protection Against Chip Over Temperature
D Very Low Noise
D High Supply Voltage Rejection
D Low “Switch–On” Noise
D Voltage Range: 4V to 30V
Absolute Maximum Ratings:
Supply Voltage, VS 30V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Peak Current, I
Non–Repetitive 3A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Repetitive 2.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Voltage, V
0 to +V
I
Differential Input Voltage, V
Muting Threshold Voltage, V
Power Dissipation, P
TA = +80°C 1W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T
= +60°C 6W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C
Junction Temperature Range, T
Storage Temperature Range, T
tot
O
±7V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I
11
–40° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
j
–40° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
stg
VS V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S
Electrical Characteristics:
Parameter
(TA = +25°C, Rth(heatsink) = 20°C/W, unless otherwise specified)
Symbol Test Conditions Min Typ Max Unit
Supply Voltage V
Quiescent Output Voltage V
S
O
VS = 4V 1.6 2.1 2.5 V
4 – 30 V
VS = 14V 6.7 7.2 7.8 V
VS = 30V 14.4 15.5 16.8 V
Electrical Characteristics (Cont’d): (TA = +25°C, Rth(heatsink) = 20°C/W, unless otherwise
specified)
Parameter
Quiescent Drain Current I
Symbol Test Conditions Min Typ Max Unit
d
Vs = 4V – 15 – mA
VS = 14V – 17 – mA
VS = 30V – 21 35 mA
Output Stage Saturation V
CEsat
IC = 1A – 0.5 – V
V oltage
IC = 2A – 1 – V
Output Power P
O
d = 10%,
f = 1kHz
Harmonic Distortion d f = 1kHz
VS = 9V, RL = 4Ω ,
2.2 2.5 – W
Note 1
VS = 14V, RL = 4Ω 5 5.5 – W
VS = 18V, RL = 8Ω 5 5.5 – W
VS = 24V, RL = 16Ω 4.5 5.3 – W
VS = 9V, RL = 4Ω,
P
= 50mW to 1.5W
O
VS = 14V, RL = 4Ω,
P
= 50mW to 3W
O
– 0.1 – %
– 0.1 – %
Input Sensitivity V
Input Saturation Voltage V
(rms)
VS = 18V, RL = 8Ω,
P
= 50mW to 3W
O
VS = 24V, RL = 16Ω,
P
= 50mW to 3W
O
i
f = 1kHz
VS=9V, RL=4Ω,
P
=2.5W
O
VS=14V, RL=4Ω,
P
=5.5W
O
VS=18V, RL=8Ω,
P
=5.5W
O
VS=24V, RL=16Ω,
P
=5.3W
O
VS = 9V 0.8 – – V
i
– 0.1 – %
– 0.1 – %
– 37 – mV
– 49 – mV
– 73 – mV
– 100 – mV
VS = 14V 1.3 – – V
VS = 18V 1.8 – – V
VS = 24V 2.4 – – V
Input Resistance (Pin8) R
f = 1kHz 60 100 – KΩ
i
Note 1. With an external resistor of 100Ω between Pin3 and +VS.
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