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NTE1637

Integrated Circuit Dual AF Power Ampilifier, 4.3W

NTE Electronics 

NTE1637

Integrated Circuit

Dual AF Power Ampilifier, 4.3W

Features:

D Built−in 2 Channels Enabling use in Stereo and Bridge Amplifier Applications.

D Low Switching Distortion at High Frequencies

D Minimum Number of External Parts Required: 9 Pcs. Min. (Stereo/Bridge)

D Small Shock Noise at the Time of Power Supply ON/OFF due to Built−In Muting Circuit

D Good Ripple Rejection due to Built−In Ripple Filter

D Voltage Gain Fixed at 45dB (Bridge: 51dB). VariableVoltage Gain Available with External Re-

sistor Added.

D Easy to Mount on Board and also easy to Design Radiator fin due to use of 14−Pin SIP

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

Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V

Power Dissipation (Note 1), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10W

Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C

Storage Temperatuere Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C

Note 1. Using 100 x 100 x 1.5mm3 Al fin.

Recommended Operating Conditions: (TA = +25°C unless otherwise specified)

Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V

Load Resistance, RL

Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Ω to 8Ω

Bridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Ω

Electrical Characteristics: (TA = +25°C, VCC = 12V, f = 1kHz, RL = 4Ω Stereo 8Ω Bridge)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Queiscent Current

Voltage Gain

Stereo

Bridge

ICCO

VG

Closed Loop

− 45 60 mA

43 45 47 dB

49 51 53 dB

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