1612

NTE1612
Integrated Circuit
AF PO, 0.7W for Battery Use
Features:
D Wide Operating Voltage (2V to 6V)
D Power Amplifier has High Output (430mW), Low Noise (0.25mVRMS) and Low Distortion (0.4%)
D Maximum Output can be 700mW
D High Ripple Rejection Ratio (typically 46dB)
D Very Low High–Frequency Distortion and a Sort Cuppea Wave Form make this a Superior Audio
Amplifier
D Built–In Power Switching Circuit
Applications:
D Portable Radio
D Television
D Cassette Tape Recorder
D Intercoms
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 950mW
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.5mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –10° to +65°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Electrical Characteristics: (TA = +25°C, VCC = 6V, RL = 8Ω, f = 1kHz unless otherwise specified)
Parameter
Quiescent Current
Symbol
IO
Test Conditions
Min
Typ
Max
Unit
VIN = 0Vrms
–
12
24
mA
Voltage Gain (Close Circuit)
GVC
RNFC = 47Ω, VIN = 2.5mVrms
48
52
54
dB
Maximum Output
POM
VIN = 25mVrms
600
700
–
mW
Rated Output
POUT
THD = 10%
350
430
–
mW
Total Harmonic Distortion
THD
PO = 50mW
–
0.4
2
%
Output Noise Voltage
VNO
Rg = 0Ω
–
0.25
0.7
mVrms
Input Resistance
RIN
PO = 50mW
–
22
–
kΩ
Pin Connection Diagram
(Front View)
9 Ripple Filter
8 Input
7 NFB
6 Filter Current
5 GND
4 Output
3 VCC
2 Phase
1 Phase
.110 (2.8)
.870 (22.0)
.235
(6.0)
1
9
.195
(5.0)
.100 (2.54)
.800 (20.32)
.012 (0.30)
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