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FDMF6708N 数据表(PDF) 7 Page - ON Semiconductor |
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FDMF6708N 数据表(HTML) 7 Page - ON Semiconductor |
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7 / 21 page  © 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com FDMF6708N • Rev. 1.0.3 6 Electrical Characteristics Typical values are VIN = 12 V, VCIN = 5 V, VDRV = 5 V, and TA = TJ = +25°C unless otherwise noted. Symbol Parameter Condition Min. Typ. Max. Unit Thermal Warning Flag TACT Activation Temperature 150 °C TRST Reset Temperature 135 °C RTHWN Pull-Down Resistance 5 kΩ resistor pull-up to VCIN 60 Ω High-Side Driver (fSW = 1000 kHz, IOUT = 30 A, TA = +25°C) RSOURCE_GH Output Impedance, Sourcing Source Current=50 mA 0.8 Ω RSINK_GH Output Impedance, Sinking Sink Current=50 mA 0.6 Ω tR_GH Rise Time GH=10% to 90% 10 ns tF_GH Fall Time GH=90% to 10% 10 ns tD_DEADON LS to HS Deadband Time GL Going LOW to GH Going HIGH, 1.7 V GL to 10% GH 20 ns tPD_PLGHL PWM LOW Propagation Delay PWM Going LOW to GH Going LOW, VIL_PWM to 90% GH 20 ns tPD_PHGHH PWM HIGH Propagation Delay (ZCD_EN# =0) PWM Going HIGH to GH Going HIGH, VIH_PWM to 10% GH (ZCD_EN# =0, ID_LS>0) 25 ns tPD_TSGHH Exiting 3-State Propagation Delay PWM (From 3-State) Going HIGH to GH Going HIGH, VIH_PWM to 10% GH 35 ns Low-Side Driver (fSW = 1000 kHz, IOUT = 30 A, TA = +25°C) RSOURCE_GL Output Impedance, Sourcing Source Current=50 mA 0.9 Ω RSINK_GL Output Impedance, Sinking Sink Current=50 mA 0.4 Ω tR_GL Rise Time GL=10% to 90% 20 ns tF_GL Fall Time GL=90% to 10% 10 ns tD_DEADOFF HS to LS Deadband Time SW Going LOW to GL Going HIGH, 1.7 V SW to 10% GL 20 ns tPD_PHGLL PWM-HIGH Propagation Delay PWM Going HIGH to GL Going LOW, VIH_PWM to 90% GL 20 ns tPD_TSGLH Exiting 3-State Propagation Delay PWM (From 3-State) Going LOW to GL Going HIGH, VIL_PWM to 10% GL 30 ns tGL-ON_MIN GL Minimum On Time in DCM VZCD_EN#=0 V 350 ns Boot Diode VF Forward-Voltage Drop IF=1 mA 0.6 V VR Breakdown Voltage IR=1 mA 22 V |
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