VIPER265KDTR datasheet(8/28 Pages) STMICROELECTRONICS

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Electrical characteristics

VIPER26K

8/28

DS12978 Rev 1

VDDCSon

VDDon internal high voltage

current generator threshold

9.5

10.5

11.5

VDDoff

VDD under voltage shutdown

threshold

IDD0

Operating supply current,

not switching

FOSC = 0 kHz,

VCOMP = GND

0.6

IDD1

Operating supply current,

switching

VDRAIN = 120 V,

FOSC = 60 kHz

2mA

IDDoff

Operating supply current

with VDD < VDDoff

VDD < VDDoff

0.35

IDDol

Open loop failure current

threshold

VDD = VDDclamp

VCOMP = 3.3 V

4mA

Table 6. Supply section (continued)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Table 7. Controller section

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

E/A

VREF_FB

Input voltage

3.2

3.3

3.4

IFB_PULL UP

Pull-up current

-1

μA

Transconductance

mA/V

Compensation pin (Comp)

VCOMPH

Upper saturation limit

TJ = 25°C

VCOMPL

Burst mode threshold

TJ = 25°C

1.1

1.2

VHYS

Burst mode hysteresis

HCOMP

ΔVCOMP/ΔIDRAIN

TJ = 25°C

1.9

2.35

2.8

V/A

RCOMP(DYN) Dynamic resistance

VFB = GND

kΩ

ICOMP

Source / sink Current

VFB > 100mV

150

μA

Max. source current

VCOMP = GND,

VFB = GND

220

μA

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