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NCP5386A Datasheet(PDF) 10 Page - ON Semiconductor |
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NCP5386A Datasheet(HTML) 10 Page - ON Semiconductor |
10 / 33 page NCP5386, NCP5386A, NCP5386B http://onsemi.com 10 ELECTRICAL CHARACTERISTICS (Unless otherwise stated: 0°C < TA < 85°C; 4.75 V < VCC < 5.25 V; All DAC Codes; CVCC = 0.1 mF) Parameter Units Max Typ Min Test Conditions PWM Outputs Output Low Voltage Sinking 500 mA − − 0.15 V Rise Time CL = 20 pF, DVO = 0.3 to 2.0 V − − 20 ns Fall Time CL = 20 pF, DVO = Vmax to 0.7 V − − 20 ns Tri−State Output Leakage Gx = 2.5 V, x = 1 − 4 − − 1.5 mA Output Impedance − Sourcing Maximum Resistance to VCC − 320 − W Output Impedance − Sinking Maximum Resistance to GND − 140 − W DRVON Output High Voltage Sourcing 500 mA 3.0 − VCC V Output Low Voltage Sinking 500 mA − − 0.7 mV Rise Time CL (PCB) = 20 pF, DVO = 10% to 90% − 24 30 ns Fall Time CL = 20 pF, DVO = 10% to 90% − 11 20 ns Internal Pulldown Resistance − 70 − kW Soft−Start Soft−Start Pin Source Current 3.75 5.0 6.25 mA Soft−Start Ramp Time CSS = 0.01 mF; Time to 1.05 V − 2.2 − ms Soft−Start Pin Discharge Voltage DRVON pin = LO (Fault) − − 25 mV VR11 Dwell Time at VBOOT CSS = 0.01 mF 50 − 500 ms DACMODE Input Input Range for AMD Operating Mode 2.3 − 3.5 V Input Range for VR11 Operating Mode 0.9 − 1.7 V Input Range for VR10 Operating Mode 0 − 0.5 V Enable Input Enable High Input Leakage Current EN = 3.3 V − − 1.0 mA Rising Threshold VUPPER 0.800 − 0.920 V Falling Threshold VLOWER 0.670 − 0.830 V Hysteresis VUPPER – VLOWER − 130 − mV Enable Delay Time Time from Enable transitioning HI to initiation of Soft−Start 1.0 − 5.0 ms Disable Delay Time EN Low to DRVON Low − 150 200 ns Current Limit Current Sense Amp to ILIM Gain 20 mV < (CSx − CSxN) < 60 mV (Each CS Input Independently) 5.7 5.95 6.2 V/V ILIM Pin Input Bias Current VILIM = 2.0 V − − 1.0 mA ILIM Pin Working Voltage Range 0.2 − 2.0 V ILIM Offset Voltage Offset extrapolated to CSx − CSxN = 0, referred to ILIM pin −33 17 67 mV Delay (Note 3) − 300 − ns 3. Guaranteed by design. Not tested in production. |
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