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TEA2025B Datasheet(PDF) 1 Page - STMicroelectronics |
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TEA2025B Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 9 page TEA2025B TEA2025D STEREO AUDIO AMPLIFIER DUAL OR BRIDGE CONNECTION MODES FEW EXTERNAL COMPONENTS SUPPLY VOLTAGE DOWN TO 3V HIGH CHANNEL SEPARATION VERY LOW SWITCH ON/OFF NOISE MAX GAIN OF 45dB WITH ADJUST EXTER- NAL RESISTOR SOFT CLIPPING THERMAL PROTECTION 3V < VCC < 15V P= 2 • 1W, VCC = 6V, RL =4Ω P= 2 • 2.3W, VCC = 9V, RL =4Ω P= 2 • 0.1W, VCC = 3V, RL =4Ω DESCRIPTION The TEA2025B/D is a monolithic integrated circuit in 12+2+2 Powerdip and 12+4+4 SO, intended for use as dual or bridge power audio amplifier port- able radio cassette players. June 1994 Symbol Parameter Test Conditions Unit VS Supply Voltage 15 V IO Ouput Peak Current 1.5 A TJ Junction Temperature 150 °C Tstg Storage Temperature 150 °C ABSOLUTE MAXIMUM RATINGS DECOUPLING 1 1 - + 2 - + 2 THERMAL PROTECT. START CIRCUIT 10K Ω 10K Ω 50 Ω 50 Ω 5K Ω 50 Ω SVR IN 2+ FEED GND GND BOOT 2 OUT 2 BRIDGE VS+ OUT 1 BOOT 1 GND GND FEED IN 1+ GND(Sub) D94AU120 BLOCK DIAGRAM POWERDIP 12+2+2 SO20 (12+4+4) ORDERING NUMBERS: TEA2025B (PDIP) TEA2025D (SO) 1/9 |
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