### 1878

```NTE1878
Integrated Circuit
Module, Voltage Amp for 2 Power,
2 Channel, 40W to 50W AF Power Amp
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage, VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±55V
Operating Case Temperature, TC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +115°C
Storage temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +115°C
Electrical Characteristics: (TA = +25°C, VG = 40dB unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Quiescent Current
ICC
VCC = ±43V
–
20
30
mA
Midpoint Voltage
VN
VCC = ±43V
–50
–
+50
mV
VCC = ±43V, Rg = 10kΩ
–
–
1.0
mV
ri
VCC = ±43V, VO = 2.83V, f = 1kHz
–
92
–
kΩ
THD
VCC = ±36V, VO = 17.9V, f = 20kHz
–
–
0.005
%
Output Noise Voltage
Input Impedance
Total Harmonic Distortion
VNO
Pin Connection Diagram
(Front View)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Input 2 (–)
Input 2 (+)
Feedback 2
Feedback 2
Output 2
Bootstrap 2
VCC
Substrate
GND
Bootstrap 1
Output 1
Feedback 1
Feedback 1
Input 1 (+)
Input 1 (–)
.191 (4.85)
1.752 (44.5)
1.200
(30.5)
1
15
.333 (8.0)
0.02
(0.5)
.100 (2.54)
.126 (3.2)
.157 (4.0)
.226 (5.74)
```
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