NTE NTE1877 Datasheet

NTE1877

Integrated Circuit

Module, Dual AF PO, 28W/Ch,

Dual Power Supply

Absoulte Maximum Ratings: (TA = +25°C unless otherwise specified)

Supply Voltage, V
Maximum Output Power (V
Operating Junction Temperature, T
Operating Case Temperature, T
Storage Temperature Range, T
Thermal Resistance, Junction–to–Case, R
Turn–On Time (V

max 52.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CC

= 45V, f = 1kHz, RL = 4Ω), POmax 50W. . . . . . . . . . . . . . . . . . . . . . . .

CC

J

C

stg

thJC

= 35V, RL = 4Ω, PO = 28W, f = 1kHz), t

CC

S

+150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–30° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.5°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2sec. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Recommended Operating Conditions:

Supply Voltage, V
Load Resistance, R

Electrical Characteristics:

CC

L

(TA = +25°C, VCC = 35V, RL = 4Ω, Rg = 600Ω, VG = 40dB unless

(TA = +25°C unless otherwise specified)

otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

Idle Current I
Power Output P

Total Harmonic Distortion THD VCC = 8V, PO = 1W, f = 1kHz – 0.4 1.0 %

Frequency Range fL, f
Input Resistance r
Noise Voltage V

CCO

VCC = 45V – – 175 mA
VCC = 13.2V, THD = 10%, f = 1kHz 4.8 – – W

O

THD = 10%, f = 1kHz 28 – – W
THD = 1%, f = 70Hz to 15kHz 18 21 – W

VCC = 45V, PO = 1W, f = 1kHz – – 0.5 %
PO = 1W, VG = –3dB 40 to 50k Hz

H

PO = 1W, Rg = 10kΩ – 21 – kΩ

i

VCC = 45V, Rg = 10kΩ – – 0.8 mV

NO

35V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4Ω. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rms

Pin Connection Diagram

(Front View)

N.C.

18

Mute Output

17

Mute t Cap

16

Input 2

15

NFB 2

14

GND 2

13

Power GND 2

12

Output 2

11

Feedback 2

10

9

Bootstrap
Substrate

8
7 V (+)

Feedback 1

6

Output 1

5

Power GND 1

4
3

GND 1
NFB 1

2
1

Input 1

.141 (3.6)

Dia

(2 Holes)

2.520 (64.0

2.190 (55.6)

(18.7)

118

.100 (2.54)

.334 (8.5)

1.440
(36.4)

.737

1.030
(23.5)

.158 (4.0)

.114 (5.5)1.700 (43.18)