NTE784 IC 1W Multi-Purpose Wide-Band Power Amplifier 12-Lead Metal Can
Formerly: ECG784
Integrated Circuit
Wide-Band Power Amplifier
Description:
The NTE784 is a multi-stage, multi-purpose, wide-band power amplifier on a single monolithic silicon chip. This device employs a highly versatile and stable direct-coupled circuit configuration featuring wide frequency range, high voltage and power gain, and high power output. These features plus inherent stability over a wide temperature range make the NTE784 extremely useful for a wide variety of applications in military, industrial, and commercial equipment.
The NTE784 is particularly suited for service as a class B power amplifier and can provide a maximum power output of 1W from a 12V DC supply with a typical power gain of 75dB.
Features:
- High Power Output
- Wide Frequency Range
- High Power Gain
- Single Power Supply for Class B Operation with Transformer
- Built-In Temperature Tracking Voltage RTegulator Provides Stable Operation
Applications:
- AF Power Amplifier for Portable and Fixed Sound and Communications Systems
- Servo-Control Amplifier
- Wide-Band Linear Mixers
- Video Power Amplifiers
- Transmission-Line Driver Amplifier (Balanced and Unbalanced)
- Fan0In and Fan-Out Amplifiers for Computer Logic Circuits
- Lamp-Control Amplifiers
- Motor-Control Amplifiers
- Power Multivibrators
- Power Switches
Absolute Maximum Ratings:
Power Dissipation (Without Heatsink, TA = +25°C), PD |
|
1W |
Derate Above 25°C |
|
6.7mW/°C |
Power Dissipation (With Heatsink, TC = +25°C), PD |
|
2W |
Derate Above 25°C |
|
16.7mW/°C |
Operating Temperature Range, Topr |
|
-55° to +125°C |
Storage Temperature Range, Tstg |
|
-65° to +150°C |
Maximum Thermal Resistance, Junction-to-Case, RthJC |
|
60°C/W |
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter |
Symbol |
Test Conditions |
Min |
Typ |
Max |
Unit |
Collector-Emitter Breakdown Voltage |
V(BR)CER |
(Q6 & Q7) IC = 10mA |
25 |
- |
- |
V |
V(BR)CE0 |
(Q1) IC = 0.1mA |
10 |
- |
- |
V |
Idle Currents |
I4, I7 |
(Q6 & Q7) VCC1 = 9V, VCC2 = 2V |
- |
5.5 |
- |
mA |
Peak Output Currents |
I4, I7 |
(Q6 & Q7) VCC1 = 9V, VCC2 = 2V |
180 |
- |
- |
mA |
Cutoff Currents |
I4, I7 |
(Q6 & Q7) VCC1 = 9V, VCC2 = 2V |
- |
- |
1.0 |
mA |
Differential Amplifier Current Drain |
ICC1 |
VCC1 = 9V, VCC2 = 9V |
6.3 |
9.4 |
12.5 |
mA |
Total Current Drain |
ICC1 + ICC2 |
VCC1 = 9V, VCC2 = 9V |
14.5 |
21.5 |
30.0 |
mA |
Differential Amplifier Input Pin Voltages |
V2, V3 |
VCC1 = 9V, VCC2 = 2V |
- |
11.1 |
- |
V |
Regulator Pin Voltage |
V11 |
VCC1 = 9V, VCC2 = 2V |
- |
2.35 |
- |
V |
Collector-Emitter Cutoff Current |
ICEO |
(Q) VCC1 = 10V |
- |
- |
100 |
µA |
Emitter-Base Cutoff Current |
IEBO |
(Q) VCC1 = 3V |
- |
- |
0.1 |
µA |
Collector-Base Cutoff Current |
ICBO |
(Q) VCC1 = 3V |
- |
- |
0.1 |
µA |
Forward Current Transfer Ratio |
hFE1 |
(Q1) IC = 3mA, VCC1 = 6V |
30 |
75 |
- |
|
Bandwidth |
BW |
VCC1 = 6V, VCC2 = 6V, -3dB |
- |
8 |
- |
MHz |
Maximum Power Output |
PO(max) |
VCC1 = 6V, VCC2 = 6V, RCC = 130 Ohm |
200 |
300 |
- |
mW |
VCC1 = 9V, VCC2 = 9V, RCC = 130 Ohm |
400 |
550 |
- |
mW |
VCC1 = 9V, VCC2 = 12V, RCC = 200 Ohm |
800 |
1000 |
- |
mW |
Sensitivity |
eIN |
VCC1 = 9V, VCC2 = 12V, POUT = 800mW, RCC = 200 Ohm |
- |
50 |
100 |
mV |
Input Resistance |
RIN3 |
VCC1 = 6V, VCC2 = 6V, Pin3 to GND |
- |
1000 |
- |
Ohm |
This product is discontinued.
Only while stock lasts.
NTE-ECG replacement list as pdf-file
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