Transcription of TL594 Precision Switchmode Pulse Width …
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TL594 Precision Switchmode Pulse Width …
Semiconductor Components Industries, LLC, 2005 November, 2005 Rev. 51 Publication Order Number: TL594 /DTL594 Precision SwitchmodePulse Width ModulationControl CircuitThe TL594 is a fixed frequency, Pulse Width modulation controlcircuit designed primarily for Switchmode power supply Complete Pulse Width Modulation Control Circuitry On Chip Oscillator with Master or Slave Operation On Chip Error Amplifiers On Chip V Reference, Accuracy Adjustable Deadtime Control Uncommitted Output Transistors Rated to 500 mA Source or Sink Output Control for Push Pull or Single Ended Operation Undervoltage Lockout Pb Free Packages are Available*MAXIMUM RATINGSR atingSymbolValueUnitPower Supply VoltageVCC42 VCollector Output VoltageVC1,VC242 VCollector Output Current(Each Transistor) (Note 1)IC1, IC2500mAAmplifier Input voltage RangeVIR to +42 VPower Dissipation @ TA 45 CPD1000mWThermal ResistanceJunction to Ambient (PDIP)Junction to Air (TSSOP)Junction to Ambient (SOIC)RqJA80140135 C/WOperating Junction TemperatureTJ125 CStorage Temperature RangeTstg 55 to +125 COperating Ambient Temperature RangeTL594CD, CN, CDTBTA 40 to 85 CDerating Ambient TemperatureTA45 CMaximum ratings are those values beyond which device damag
TL594 http://onsemi.com 2 RECOMMENDED OPERATING CONDITIONS Characteristics Symbol Min Typ Max Unit Power Supply Voltage VCC 7.0 15 40 V Collector Output Voltage VC1, VC2 − 30 40 V
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