1465

NTE1465
Integrated Circuit
Audio Power Amplifier, 500mW
Description:
The NTE1465 is an integrated circuit in a 9–Lead SIP type packge designed for use as an audio power
amplifier in radio and portable cassette tape recorders.
Features:
D Output Power: PO = 500mW (Typ) @ VCC = 6V, RL = 8Ω, THD = 10%
D Wide Operating Supply Range: VCC = 4V to 14V
D Low Quiescent Current
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Output Current (Peak), IO(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C
Electrical Characteristics: (TA = +25°C, VCC = 6V, RL = 8Ω, Rg = 600Ω, Rf = 47Ω, f = 1kHz
unless otherwise specified)
Parameter
Quiescent Current
Output Power
Symbol
ICCQ
PO
Test Conditions
Min
Typ
Max
Unit
VCC = 4V
7
–
–
mA
VCC = 6V
–
15
20
mA
VCC = 9V
–
17
23
mA
450
500
–
mW
VCC = 9V, RL = 16Ω
–
700
–
mW
THD = 10%
Total Harmonic Distortion
THD
PO = 100mW
–
0.3
1.0
%
Open Loop Voltge Gain
GVO
Rf = 0
65
71
–
dB
Rf = 47Ω, Note 1
47
50
52
dB
–
15
–
kΩ
–
0.4
1.0
mVrms
Closed Loop Voltage Gain
GV
Input Resistance
RIN
Output Noise Voltage
VNO
Rg = 10kΩ, BW = 50Hz to 20kHz
Note 1. In regard to the value of the closed loop gain, it is possible to be classified.
Pin Connection Diagram
(Front View)
9
Ripple Cap (100µF)
8
Feedback
7
VCC
6
Output
5
GND
High Frequency Cap
4 (100µF)
.862 (21.89)
3
Non–Invert Input
2
Invert Input
1
High Frequency Cap
.118 (3.0)
.059 (1.5)
.053
(1.35)
.177
(4.5)
1
9
.110
(2.8)
.100 (2.54)
.031 (0.78)
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