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FAN8841MPX Datasheet(PDF) 7 Page - ON Semiconductor |
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FAN8841MPX Datasheet(HTML) 7 Page - ON Semiconductor |
7 / 16 page © 2015 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN8841 • Rev. 1.0 6 Electrical Characteristics VDD=3.0 V, VDRV=60 V, and TA= -40°C to +125°C. Typical values TA=25°C, unless otherwise specified. Symbol Parameter Conditions Min. Typ. Max. Unit Current Limit Comparator Section IOCP OCP Trip Current ROCP=3.3 K Ω, VDD=3.3 V 1.85 2.00 2.15 A ROCP=22 K Ω,VDD=3.3 V 0.9 1.0 1.1 A tCS_BLANK Comparator Leading-Edge Blanking Time (8) 80 130 180 ns Step-up Output Control Section ICON Internal Current Source for VCON Pin TA=25°C 9.0 10 11 µA VCON+ Positive Going Threshold Voltage (8) 1.0 V VCON- Negative Going Threshold Voltage (8) 0.1 V Step-up Switch Section RDSON N-Channel On Resistance VDD=3.3 V, TA=25°C 0.2 0.5 Ω ILK_LX LX Leakage Current VLX=36 V 1.0 µA Logic (EN, IN1,IN2, SD) Section VINPUT+ Input Logic High Threshold Voltage 1.34 V VINPUT- Input Logic Low Threshold Voltage 0.5 V IINPUT- Input Low Current VEN=0 V 1 µA IINPUT+ Input High Current VEN=VDD 16 24 32 µA RINPUT Input Logic Pull-Down Resistance VEN=VINPUT=3 V 125 K Ω Full-Bridge Switch Section RDS,ONP Output Upper-Side On Resistance TA=25°C 3.0 5.0 Ω RDS,ONN Output Low-Side On Resistance 3.0 5.0 Ω tON Turn-on Propagation Delay Time VDRV=30 V, TA=25°C 300 ns tOFF Turn-off Propagation Delay Time 330 ns Protection (UVP, and OVP ) VUVP Under-Voltage Threshold of DC-DC Con. 11 12 13 V HYUVP Under-Voltage Hysteresis 1.0 V VOVP OVP Threshold Voltage 1.05 1.10 1.15 V HYOVP OVP Hysteresis Voltage 0.1 V tFO Fault Output Duration 20 30 µs VFOL Fault Output Low Level voltage RPU=50 K Ω, VPU=3 V 0.1 0.4 V Note: 8. This parameter, although guaranteed by design, is not tested in production. |
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