VIPER16LN datasheet(6/25 Pages) STMICROELECTRONICS

6 / 25 page

Electrical data

VIPER16

6/25

Doc ID 15232 Rev 5

4.3

Electrical characteristics

(TJ = -25 to 125 °C, VDD = 14 V

(a); unless otherwise specified)

Adjust VDD above VDDon start-up threshold before setting to 14 V

Table 6.

Power section

Symbol

Parameter

Test condition

Min Typ Max Unit

VBVDSS

Break-down voltage

IDRAIN = 1 mA,

VCOMP = GND, TJ = 25 °C

800

IOFF

OFF state drain current

VDRAIN = max rating,

VCOMP = GND

μA

RDS(on)

Drain-source on state resistance

IDRAIN = 0.2 A, TJ = 25 °C

IDRAIN = 0.2 A, TJ = 125 °C

COSS

Effective (energy related) output capacitance VDRAIN = 0 to 640 V

Table 7.

Supply section

Symbol

Parameter

Test condition

Min

Typ Max

Unit

Voltage

VDRAIN_START Drain-source start voltage

IDDch1

Start up charging current

VDRAIN = 100 V to 640 V,

VDD = 4 V

-0.6

-1.8

IDDch2

Charging current during operation

VDRAIN = 100 V to 640 V,

VDD = 9 V falling edge

-7

-13

VDD

Operating voltage range

11.5

23.5

VDDclamp

VDD clamp voltage

IDD = 15 mA

23.5

VDDon

VDD start up threshold

VDDCSon

VDD on internal high voltage current

generator threshold

9.5

10.5 11.5

VDDoff

VDD under voltage shutdown threshold

Current

IDD0

Operating supply current, not switching

FOSC = 0 kHz, VCOMP = GND

0.6

IDD1

Operating supply current, switching

VDRAIN = 120 V,

FSW = 60 kHz

1.3

VDRAIN = 120 V,

FSW = 115 kHz

1.5

IDDoff

Operating supply current with VDD < VDDoff

VDD < VDDoff

0.35

IDDol

Open loop failure current threshold

VDD = VDDclamp

VCOMP = 3.3 V,

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