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AN8353UB Datasheet(PDF) 2 Page - Panasonic Semiconductor |
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AN8353UB Datasheet(HTML) 2 Page - Panasonic Semiconductor |
2 / 4 page Pin No. Pin name s Pin Descriptions Description 1 Output pin Outputs an intermittent source current at a duty proportional to an input voltage 2 GND GND 3 Input pin Applies a control voltage. 4 Noise eliminating capacity connection pin 1 Connect a capacitor to eliminator a noise. 7 Noise eliminating capacity connection pin 2 Connect a capacitor to eliminator a noise. 9 VCC Supply Voltage 5 Square wave output pin 6 Triangular wave output pin 8 Standby pin Output a triangular wave, which serves as a reference for the PWM signal, to the Pin6 by connecting the resistor RT between the Pins5 and6, and capacity CT between the Pin6 and GND. Output a triangular wave, which serves as a reference for the PWM signal, to this pin by connecting the resistor RT between the Pins6 and 5, and capasity CT between the Pin6 and GND. Forces to shut off an output current if a voltage higher than a threshold voltage of 1.1V is applied to the Pin8. VCC PD Topr Tstg Supply voltage Power dissipation Storage temperature Operating ambient temperature V mW ˚C ˚C Parameter Symbol Rating Unit s Absolute Maximum Ratings (Ta=25˚C) 22 550 –40 to +100 –50 to +150 Parameter Symbol Range s Recommended Operating Range (Ta=25˚C) Operating supply voltage range VCC 8 to 18V Parameter Symbol Condition min typ max s Electrical Characteristics (Ta=25˚C) Supply current ICC 11 mA 7.5 Eliminate CT and RT Oscillation frequency fosc Hz 115 CT=0.027 µF 0% duty input voltage VIN– 0 3 V 2.5 CT=0.027 µF 100% duty input voltage VIN–100 V CT=0.027 µF Center duty (VCC=12V) D12V % 45 CT=0.027 µF % CT=0.027 µF Center duty (VCC=8V) DD8V % 0 CT=0.027 µF 10 Center duty (VCC=18V) DD18V % 50 CT=0.027 µF Output duty gain DG V Output voltage at ON VON µA 0 CT=2100pF Leakage current at OFF IL V 20 CT=2100pF 22 1.65 4 55 1.2 10.5 140 55 1 1 18 45 0.6 4 90 2 9.5 35 –1 –1 Over voltage detection voltage VOV CT=2100pF V 1.1 CT=2100pF Standby threshold voltage VSTH 0 0.9 0.55 Unit |
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