NTE1246 IC TV Sound IF AF Power Output DIP-14

Formerly: ECG1246

NTE1246 Integrated Circuit TV Sound IF, Audio Output, 2.4W

Description:
The NTE1246 is a silicon monolithic integrated circuit designed for SIF and audio sections in TV receivers. It includes a sound IF amplifier, FM detector, DC volume output control circuit, audio output amplifier (2.4W output power) and a voltage regulator.

Features:
- Reduced Number of External Components
- DC Controlled, so Sheilded wire not Required, Variable Resistor may be Placed Anywhere
- Electronic Attenuation: 80dB typ.
- Peak Differential FM Detection Method, Amplifies Circuitry and Adjustment
- Wide Operating Voltage Range: 9V to 18V

Note 1. PC Board Copper Area 50 x 50mm2

Info as pdf-file
NTE/ECG replacement list as pdf-file
NTE-ECG diagrams

Absolute Maximum Ratings: (TA = +25°C, unless otherwise specified)
Supply Voltage (Pin 10), V10.........................................................20V
Supply Current (Pin 10), I10...........................................................1A
Supply Current (Pin 5), I5.........................................................100mA
Input Voltage, Vi.................................................................3Vp−p
Power Dissipation (TA = +75°C), PD1.................................................0.8W
Power Dissipation (Note 1), PD2.....................................................1.4W
Operating Temperature Range, Topg.........................................−20° to +75°C
Storage Temperature Range, Tstg.......................................... −40° to +150°C
IF Stage:(VCC = 12V, Fo = 4.5MHz, RB = 100Ω, Rg = 50Ω, V14 > 1.3V, fM = 400Hz, f = ±25kHz, TA = +25°C, unless otherwise specified)


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