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FAN5240QSC датащи(PDF) 5 Page - Fairchild Semiconductor |
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FAN5240QSC датащи(HTML) 5 Page - Fairchild Semiconductor |
5 / 19 page PRODUCT SPECIFICATION FAN5240 REV. 1.1.7 8/29/02 5 Electrical Specifications (VCC = 5V, VIN = 6V–24V, and TA = recommended operating ambient temperature range using circuit of Figure 1, unless otherwise noted.) Note 1: Guaranteed by slew rate testing. Parameter Conditions Min. Typ. Max. Units Power Supplies VCC Current Operating, CL = 10pF 2 mA Shut-down (EN=0) 1 10 µA VIN Current Operating 25 µA Shut-down (EN=0) 1 µA UVLO Threshold Rising VCC 4.3 4.45 4.6 V Falling VCC 3.8 3.95 4.10 V Regulator / Control Functions Output voltage per Table 2 0.925 2.00 V Error Amplifier Gain 86 dB Error Amplifier GBW 2.7 MHz Error Amplifier Slew Rate 1 V/ µS VCORE+ Input Current 25 30 35 µA ILIM Voltage RILIM = 30K Ω 0.89 0.91 V ILIM THOLDOFF CDELAY = 22nF 1.16 mS Over-voltage Threshold 2.2 2.35 2.5 V Over-voltage Protection delay 2 µS EN, input threshold Logic LOW 0.8 V Logic HIGH 2 V Phase to Phase current mismatch IC contribution only Guaranteed by design ±5 % Over-Temperature Shut-down 150 °C Over-Temperature Hysteresis 25 °C Output Drivers (note 1) HDRV Output Resistance Sourcing 3.8 5 Ω Sinking 1.6 3 Ω LDRV Output Resistance Sourcing 3.8 5 Ω Sinking 0.8 1.5 Ω Oscillator Frequency 255 300 345 KHz Ramp Amplitude, pk–pk VIN = 16V 2 V Ramp Offset 0.5 V Ramp Gain 125 mV/V Reference, DAC and Soft-Start VID input threshold Logic LOW 0.8 V Logic HIGH 2.0 V VID pull-up current to VCC 1 µA DAC output accuracy –11 % Soft Start Charging current (ISS)VSS < 90% of Programmed output 20 27 34 µA VSS > 90% of Programmed output 350 500 650 µA RampAmplitude V IN ---------------------------------------------- |
Аналогичный номер детали - FAN5240QSC |
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Аналогичное описание - FAN5240QSC |
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