Datasheet VIPER17 (STMicroelectronics) - 6

Electrical data VIPER17 4.3 Electrical characteristics
(TJ = -25 to 125 °C, VDD = 14 V)a
Table 6: Power section Symbol Parameter Test condition Min. Typ. Max. Unit
IDRAIN = 1 mA VBVDSS Break-down voltage VFB = GND 800 V TJ = 25 °C VDRAIN = 640 V 60 µA VFB = GND IOFF OFF state drain current VDRAIN = 800 V 75 µA VFB = GND IDRAIN = 0.2 A, VFB = 3 V 20 24 Ω VBR = GND, TJ = 25 °C RDS(on) Drain-source on state resistance IDRAIN = 0.2 A VFB = 3 V 40 48 Ω VBR = GND TJ = 125 °C Effective (energy related) output COSS VDRAIN = 0 to 640 V 10 pF capacitance
Table 7: Supply section Symbol Parameter Test condition Min. Typ. Max. Unit Voltage
VDRAIN_START Drain-source start voltage 60 80 100 V VDRAIN = 120 V VBR = GND -2 -3 -4 mA VFB = GND VDD = 4 V IDDch Startup charging current VDRAIN = 120 V VBR = GND -0.4 -0.6 -0.8 mA VFB = GND VDD = 4 V after fault. VDD Operating voltage range After turn-on 8.5 23.5 V VDDclamp VDD clamp voltage IDD = 20 mA 23.5 V VDDon VDD startup threshold VDRAIN = 120 V 13 14 15 V VBR = GND VDD under voltage shutdown VDDoff 7.5 8 8.5 V threshold VFB = GND VDRAIN = 120 V VDD(RESTART) VDD restart voltage threshold VBR = GND 4 4.5 5 V VFB = GND a Adjust VDD above VDDon startup threshold before settings to 14 V. 6/31 DocID14419 Rev 11