NTE NTE1878 Datasheet

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, V
Operating Case Temperature, T
Storage temperature Range, T

max ±55V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CC

C

stg

+115°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–30° to +115°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics:

(TA = +25°C, VG = 40dB unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

Quiescent Current I
Midpoint Voltage V
Output Noise Voltage V
Input Impedance r

CC

VCC = ±43V – 20 30 mA
VCC = ±43V –50 – +50 mV

N

VCC = ±43V, Rg = 10kΩ – – 1.0 mV

NO

VCC = ±43V, VO = 2.83V, f = 1kHz – 92 – kΩ

i

Total Harmonic Distortion THD VCC = ±36V, VO = 17.9V, f = 20kHz – – 0.005 %

Pin Connection Diagram

(Front View)

15

Input 2 (–)

14

Input 2 (+)

13

Feedback 2

12

Feedback 2

11 Output 2
10

Bootstrap 2
V

9

CC

8

Substrate
GND

7
6

Bootstrap 1

5

Output 1
Feedback 1

4
3

Feedback 1
Input 1 (+)

2
1

Input 1 (–)

1.752 (44.5)

115

.191 (4.85)

1.200
(30.5)

.333 (8.0)

0.02
(0.5)

.100 (2.54)

.126 (3.2) .226 (5.74)

.157 (4.0)