VNF1248F datasheet(10/79 Pages) STMICROELECTRONICS

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Table 9. DIAG logic output pin specification

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VDIAG_PD

DIAG pin open-drain pull-down voltage

IDIAG_PD = 1 mA

0.2

IDIAG_PD

DIAG pin open-drain input current

VDIAG = VDIAG_PD

IDIAG_LKG

DIAG pin open-drain leakage current

VDIAG = VV3V3 = 4.6 V

µA

Table 10. Device thermal shutdown

Symbol

Parameter

Test conditions Min. Typ. Max.

Unit

TTSD

Junction temperature thermal shutdown threshold

160

175

190

°C

TTSD_HYS

Junction temperature thermal shutdown hysteresis

°C

TJ_ADC_CONV Junction temperature ADC full-scale range resolution (1)

1023

TJ_ADC_RATE Junction temperature ADC sample rate

kSample/s

1. TJ_ADC (°C) = TJ_ADC [9:0]/3 - 72

Table 11. DIN logic input pin specification

Symbol

Parameter

Test conditions Min. Typ. Max. Unit

IIL

Low level input current

VIL = 1.5

1.5

μA

IIH

High level input current

VIH = 2.1

-12

-2

μA

VIL

Low level input voltage

1.48 1.59 1.73

VIH

High level input voltage

2.01 2.05 2.10

VI_HYST

Input hysteresis voltage

0.4

tDIN_WAKEUP

Filtering time on DIN rise edge for device wakeup

μs

tDIN_DEGLITCH

De-glitch filtering time on DIN rise/fall edges

μs

tDIN_RISE_FILTER

Filtering time on DIN rise edge for DIN direct control of

external FET in fail-safe state

μs

tDIN_TOGGLE_TOUT DIN toggling timeout

μs

Table 12. OUTST logic output pin specification

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VOUTST_PU

OUTST pin open-drain pull-up voltage

IOUTST_PU = 1 mA

3.15

IOUTST_PU

OUTST pin open-drain output current

IOUTST_LKG

VOUTST = 4.6 V

μA

Table 13. Charge pump specification

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VCP_6V

Charge pump output voltage

VS = 6 V

VS + 7

VS + 11

VCP_10V

Charge pump output voltage

VS > 10 V

VS + 13.5 VS + 14.5 VS + 15.5

VCP_LOW_H

Charge pump output under voltage high

threshold

Ramp up on VCP

VS + 5.5

VS + 6

VS + 6.5

VCP_LOW_L

Charge pump output undervoltage low threshold Ramp down on VCP VS + 5.1

VS + 5.6

VS + 6.2

VCP_LOW_hyst Charge pump output undervoltage hysteresis

0.4

VNF1248F

Electrical specification

DS14109 - Rev 7

page 10/79

VNF1248F Datasheet(PDF) 10 Page - STMicroelectronics

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