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FAN5099MX датащи(PDF) 5 Page - Fairchild Semiconductor |
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FAN5099MX датащи(HTML) 5 Page - Fairchild Semiconductor |
5 / 24 page © 2006 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN5099 Rev. 1.1.3 5 Electrical Characteristics Unless otherwise noted, VCC = 5V, TA = 25°C, using the circuit in Figure 1. The ‘•’ denotes that the specifications apply to the full ambient operating temperature range.(4,5) Symbol Parameter Conditions Min. Typ. Max. Unit Supply Current IVCC VCC Current (Quiescent) HDRV, LDRV Open • 2.6 3.2 3.8 mA IVCC(SD) VCC Current (Shutdown) EN = 0V, VCC = 5.5V • 200 400 μA IVCC(OP) VCC Current (Operating) EN = 5V, VCC = 5.0V, QFET = 20nC, FSW = 200kHz 10 15 mA VSHUNT VCC Voltage(6) Sinking 1mA to 100mA at VCC Pin 5.4 5.9 V Under-Voltage Lockout (UVLO) UVLO(H) Rising VCC UVLO Threshold • 4.00 4.25 4.50 V UVLO(L) Falling VCC UVLO Threshold • 3.60 3.75 4.00 V VCC UVLO Threshold Hysteresis 0.5 V Soft-Start ISS Current 10 μA VLDOSTART LDO Start Threshold 2.2 V VSSOK PWM Protection Enable Threshold 1.2 V Oscillator FOSC Frequency R(T) = 25.5K Ω ± 1% 240 300 360 kHz R(T) = 199K Ω ± 1% 60 80 100 kHz R(T) = Open 50 kHz Operating Frequency Range 40 600 kHz ΔVRAMP Ramp Amplitude (Peak-to-Peak) R(RAMP) = 330K Ω 0.4 V Minimum On Time f = 200kHz 200 ns Reference VREF Reference Voltage (Measured at FB Pin) TA = 0°C to 70°C • 790 800 810 mV TA = -40°C to 85°C • 788 800 812 mV Current Amplifier Reference (at SW node) 160 mV Error Amplifier DC Gain 80 dB GBWP Gain-BW Product 25 MHz S/R Slew Rate 10pF across COMP to GND 8 V/ μS Output Voltage Swing No Load • 0.5 4.0 V IFB FB Pin Source Current μA Gate Drive RHUP HDRV Pull-up Resistor Sourcing • 1.8 3.0 Ω RHDN HDRV Pull-down Resistor Sinking • 1.8 3.0 Ω RLUP LDRV Pull-up Resistor Sourcing • 1.8 3.0 Ω RLDN LDRV Pull-down Resistor Sinking • 1.2 2.0 Ω |
Аналогичный номер детали - FAN5099MX |
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Аналогичное описание - FAN5099MX |
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