TL494CD

fixed frequency, pulse width modulation control circuit, 42 V, 500 mA, SOP16

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Price:: US $0.12~0.16 / piece [Get Latest Price]

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PartNumber:: TL494CD

Brand:: Texas Instruments - TI | Pack: SOP | D/C: 11+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
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Products Upload time: 2012-01-03

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Product Summary

The TL494CD is a fixed frequency, pulse width modulation control circuit designed primarily for SWITCHMODE power supply control.

Parametrics

TL494CD absolute maximum ratings: (1)Power Supply Voltage VCC: 42 V; (2)Collector Output Voltage VC1, VC2: 42 V; (3)Collector Output Current (Each transistor)IC1, IC2: 500 mA; (4)Amplifier Input Voltage Range VIR: –0.3 to +42 V; (5)Power Dissipation @ TA 3 45℃ PD: 1000 mW; (6)Thermal Resistance, Junction–to–Ambient RqJA: 80 ℃/W; (7)Operating Junction Temperature TJ: 125 ℃; (8)Storage Temperature Range Tstg: –55 to +125 ℃; (9)Operating Ambient Temperature Range TA: 0 to +70 ℃; (10)Derating Ambient Temperature TA: 45 ℃.

Features

TL494CD features: (1)Complete Pulse Width Modulation Control Circuitry; (2)On–Chip Oscillator with Master or Slave Operation; (3)On–Chip Error Amplifiers; (4)On–Chip 5.0 V Reference; (5)Adjustable Deadtime Control; (6)Uncommitted Output Transistors Rated to 500 mA Source or Sink; (7)Output Control for Push–Pull or Single–Ended Operation; (8)Undervoltage Lockout.