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TL494AP Datasheet(PDF) 1 Page - First Components International |
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TL494AP Datasheet(HTML) 1 Page - First Components International |
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1 / 7 page  The TL494AP is a fixed frequency, pulse width modulation control circuit designed primarily for SWITCHMODE power supply control/ • • Complete Pulse Width Modulation Control Circuitry • • On– Chip Oscillator with Master or Slave Operation • • On– Chip Error Amplifiers • • On– Chip 5.0 V Reference • • Adjustable Deadtime Control • • Uncommitted Output Transistors Rated to 500 mA Source or Sink • • Output Control for Push– Pull or Single– Ended Operation • • Undervoltage Lockout PIN ASSIGNMEN ORDERING INFORMATION Plastic TL494 Chip TA = - 20° ÷ 85° C LOGIC DIAGRAM Pin 7 = GND Pin 12 = VCC noninv. input inv. input feedback dead time control C T R T gnd collector 1 noninv. input inv. input ref. output output control Vcc collector 2 emitter 2 emitter 1 1 2 3 5 6 7 89 10 11 12 14 15 16 5 6 13 8 9 11 10 15 3 7 12 14 16 2 1 4 dead time control error amp 1 error amp 2 PWM comparator pulce steering flip flop output control reference regulator oscillator T & TL494AP Switchmode Pulse - Width - Modulation Control Circuit |
Similar Part No. - TL494AP |
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Similar Description - TL494AP |
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