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UPC81C Datasheet

Integrated Circuit Audio Power Amplifier

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NEC UPC81C
Integrated Circuit
Audio Power Amplifier, 1W
Absolute Maximum Ratings: (TA = +25°C unles otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Collector Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40° to +125°C
Electrical Characteristics: (VCC = 5V, TA = +25°C unless otherwise specified)
Parameter
Max. Output Power
Voltage Gain
Efficiency
Total Harmonic Distortion
Supply Current
Frequncy Response
Input Impedance
Output Impedance
Symbol
Test Conditions
POmax
GV
n
THD
ICC
fc
NOVc
Zi
Zout
Rf = 2k, f = 1KHz, THD = 3%
Rf = , f = 1KHz
Rf = 2k, f = 1KHz
PO = 1W
PO = 1W, Rf = 2K, f = 1KHz
PO = 50mW, Rf = 2k, f = 1KHz
PO = 500mW, ±3dB
Rf = 2K
f = 1KHz, Rf = 2K
Min Typ Max Unit
1 1.5
W
60 68 dB
37 42 dB
46.5 − − %
0.5 2
%
0.1 1
%
5 7.5 14 mA
50 Hz
0.5 mV
60
K
0.12
K
Pin Connection Diagram
Bypass Capacitor 1
Preamp Feedback 2
Bypass Capacitor 3
Preamp Output 4
14 Inverting Preamp Input
13
NonInverting
Preamp Input
12 VCC Filter Capacitor
11 Preamp Equalize
Power Amp 5
10 Power Amp Equalize
Bypass Capacitor 6
Power Amp Feedback 7
9 VCC
8 Power Amp Output
Tab/GND
.252 (6.4)
2.00
(5.08)
Max
.764 (19.4)
Max
.100 (2.54)
.020
(.508)
.164 (4.2)
.300
(7.62)
.100 (2.54)


Part Number UPC81C
Description Integrated Circuit Audio Power Amplifier
Maker NEC
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UPC81C Datasheet PDF






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