L9651 datasheet(5/9 Pages) STMICROELECTRONICS

5 / 9 page

5/9

L9651

Figure 1. Typical Timing Diagram for Serial Diagnostic

Output voltage monitoring Output off

VOL

Open load threshold voltage

(fault detected if VOUTi < VOL)

7.5V < VBAT < 22V

2/3VBAT

VSG

Short to GND threshold voltage

(fault detected if VOUTi < VSG)

7.5V < VBAT < 22V

1/3VBAT

Open load diagnostic current Output off

Open load output voltage

IOUT = 0 A

VINi = 5V

7.5V < VBAT < 22V

1/2VBAT

- IOUTi

Output current

VOUT = 1V

VINi = 5V

100

150

µA

IOUTi

Output current

VOUT = VBAT

VINi = 5V

7.5V < VBAT < 22V

200

320

500

µA

Overload Diagnostic

Over temperature diagnostic

175

°C

IOUTi

Over current

TJ = -40°C

TJ = 25°C

TJ = 150°C

3.0

2.5

2.2

4.3

3.7

3.5

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Bit1 Bit2 Bit3 Bit4 Bit5

Bit7 Bit8

Bit6

Fault: Open Load or Short to GND

o. k.

Di1 Di2 Di3

Reset of Shift Register

o. k.

Fault: Short to Battery or over temp.

< tv

1/fCL

Shift Register Data Frozen

tvDV

tvset

tvhold

ELECTRICAL CHARACTERISTCS (continued)

L9651 Arkusz danych(PDF) 5 Page - STMicroelectronics

L9651 Arkusz danych(HTML) 5 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9

Arkusz danych Pobierz

Link URL