1874

NTE1874
Integrated Circuit
Module, Dual AF PO, 30W/Ch
Dual Power Supply
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±30.5V
Thermal Resistance, Junction−to−Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.6°C/W
Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150°C
Operating Case Temperature, TC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −30° to +125°C
Available Time for Load Shorted (VCC = ±26V, RL = 8Ω, f = 50Hz, PO = 25W), ts . . . . . . . . . . . 2sec
Recommended Operating Conditions: (TA = +25°C unless otherwise specified)
Recommended Operating Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±20V
Load Resistance, RL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Ω
Operating Characteristics: (TA = +25°C, Rg = 600Ω, VG = 40dB, RL: Non−Inductive Load)
Parameter
Min
Typ
Max
Unit
PO
15
−
−
W
Total Harmonic Distortion
THD
−
−
0.3
%
Distortion Frequency Characteristic
fL, fH
Output Current
Symbol
Test Conditions
20 to 50k
Hz
ri
−
55k
−
Ω
Output Noise Voltage
VNO
−
−
1.2
mVrms
Quiescent Current
ICCO
−
100
−
mA
Input Impedance
Middle Point Voltage
VN
Muting Voltage
VM
−70 to +70
−
−5
mV
−
V
Pin Connection Diagram
18 Rt Ch Input (−)
17 Rt Ch Input (+)
16 GND
15 Compensation
14 VCC (−)
13 Rt Ch Output
12 Bypass
11
VCC (+)
10 Lt Ch Output
9
VCC (−)
8
Compensation
7
Compensation
6
Muting
5
Compensation
4
Compensation
3
Compensation
2
Lt Ch Input (+)
1
Lt CH Input (−)
2.520 (64.0)
2.190 (55.6)
.334 (8.5)
1.440
(36.4)
.141
(3.6)
Dia
(2 Holes)
1
18
.737
(18.7)
1.030
(32.5)
.158 (4.0)
.100 (2.54)
1.700 (43.18)
.114 (5.5)