TA8248K LOW FREQUENCY POWER AMPLIFIER

TA8248K LOW FREQUENCY POWER AMPLIFIER

TA8248K TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA8248K Low Frequency Power Amplifier TA8248K is an audio power IC with built-in two channels developed for portable radio cassette tape recorder with power ON/OFF switch. Because of the parts reduction and SIP (Single Inline Pack.

Features

· High Power : Pout (1) = 2.5 W (typ.) (VCC = 9 V, RL = 4Ω, f = 1 kHz, THD = 10%) : Pout (2) = 4.6 W (typ.) (VCC = 12 V, RL = 4Ω, f = 1 kHz, THD = 10%)
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· Low Popping Noise at Power ON Small Quiescent Current : ICCQ = 21 mA (typ.) (VCC = 15 V, Vin = 0) Soft Clip Built-in Thermal Shut Down Protection Circuit Best for Supply Voltage 9 V, 12 V Operation Supply Voltage Range : VCC (opr) = 6~15 V (Ta = 25°C) Weight: 3.9 g (typ.) 1 2002-04-05 TA8248K Block Diagram 2 2002-04-05 TA8248K Application Information And Application Method 1. Adjustment of voltage gain The voltage gain Gv is o.