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FAN7387 Datasheet(PDF) 7 Page - ON Semiconductor |
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FAN7387 Datasheet(HTML) 7 Page - ON Semiconductor |
7 / 16 page © 2008 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN7387 • 1.0.4 6 Electrical Characteristics VBIAS (VDD, VB -VS)=14.0 V, CL=1 nF, RT=50 k Ω and C T=330 pF and TA=25C, unless otherwise specified. Symbol Parameter Conditions Min. Typ. Max. Unit Low-Side Supply Characteristics (VDD) VDDUV+ VDD Supply Under-Voltage Positive-Going Threshold VDD Increasing 9.50 11.00 12.50 V VDDUV- VDD Supply Under-Voltage Negative-Going Threshold VDD Decreasing 7.5 9.0 10.5 V VDDUVH VDD Supply Under-Voltage Lockout Hysteresis 2 V VCL Supply Camping Voltage IDD=10 mA 14.8 15.4 V IQDD Low-Side Quiescent Supply Current RDT=100 k Ω 220 500 µA IST Startup Supply Current VDD=9 V 50 130 µA ILK Offset Supply Leakage Current VB=VS=600 V 10 µA IPDD Low-Side Dynamic Operating Supply Current 0.8 mA High-Side Supply Characteristics (VB-VS) VBSUV+ VBS Supply Under-Voltage Negative-Going Threshold VB-VS Increasing 7.7 9.2 10.7 V VBSUV- VBS Supply Under-Voltage Negative-Going Threshold VB-VS Decreasing 7.1 8.6 10.1 V VBSUVH VBS Supply Under-Voltage Lockout Hysteresis 0.6 V IQBS High-Side Quiescent Supply Current 50 130 µA IPBS High-Side Dynamic Operating Supply Current 400 800 µA Oscillator Characteristics fosc1 Oscillation Frequency 1 RT=50 k Ω, CT=330 pF 18 20 22 kHz fosc2 Oscillation Frequency 2 RT=1 k Ω, C T=1 nF 210 250 290 kHz D Duty Cycle Running Mode 47.5 49.0 % VRCT+ Upper Threshold Voltage of RCT Running Mode VDD V VRCT- Lower Threshold Voltage of RCT Running Mode VDD /4 V VIH Logic “1” Input Voltage of RCT Running Mode 3/4 VDD V VIL Logic “0” Input Voltage of RCT Running Mode 3/5 VDD V tD Dead-Time RDT=100 k Ω 500 600 700 ns tDMIN Minimum Dead-Time VDT/SD=VDD 300 400 500 ns Output Characteristics IO+ Output High, Short-Circuit Pulse Current (3) PW ≤10 µs 350 mA IO- Output Low, Short-Circuit Pulse Current (3) PW ≤10 µs 650 mA VS Allowable Negative VS Pin voltage for Input Signal (VRCT) Propagation to HO -9.8 -7.0 V Continued on the following page... |
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