VIPER16LD datasheet(6/25 Pages) STMICROELECTRONICS

Part #	VIPER16LD

Description	Fixed frequency VIPerTM plus family

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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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)

a.

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

V

IOFF

OFF state drain current

VDRAIN = max rating,

VCOMP = GND

60

μA

RDS(on)

Drain-source on state resistance

IDRAIN = 0.2 A, TJ = 25 °C

20

24

Ω

IDRAIN = 0.2 A, TJ = 125 °C

40

48

Ω

COSS

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

10

pF

Table 7.

Supply section

Symbol

Parameter

Test condition

Min

Typ Max

Unit

Voltage

VDRAIN_START Drain-source start voltage

40

50

60

V

IDDch1

Start up charging current

VDRAIN = 100 V to 640 V,

VDD = 4 V

-0.6

-1.8

mA

IDDch2

Charging current during operation

VDRAIN = 100 V to 640 V,

VDD = 9 V falling edge

-7

-13

mA

VDD

Operating voltage range

11.5

23.5

V

VDDclamp

VDD clamp voltage

IDD = 15 mA

23.5

V

VDDon

VDD start up threshold

12

13

14

V

VDDCSon

VDD on internal high voltage current

generator threshold

9.5

10.5 11.5

V

VDDoff

VDD under voltage shutdown threshold

7

8

9

V

Current

IDD0

Operating supply current, not switching

FOSC = 0 kHz, VCOMP = GND

0.6

mA

IDD1

Operating supply current, switching

VDRAIN = 120 V,

FSW = 60 kHz

1.3

mA

VDRAIN = 120 V,

FSW = 115 kHz

1.5

mA

IDDoff

Operating supply current with VDD < VDDoff

VDD < VDDoff

0.35

mA

IDDol

Open loop failure current threshold

VDD = VDDclamp

VCOMP = 3.3 V,

4

mA

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