L9658 datasheet(12/64 Pages) STMICROELECTRONICS

12 / 64 page

Electrical specification

L9658

12/64

Doc ID 14219 Rev 3

VRES = 6.5 to 35 V, VDD = 4.9 to 5.1 V, V8BUCK = 7.0 V to 8.5 V, Tamb = -40 °C to +95 °C

Table 7.

DC Specification: deployment drivers

Symbol

Parameter

Test conditions

Min.

Typ

Max.

Units

VOH

Output voltage AOUT

High saturation voltage;

IAOUT = -500 A

VDD-

0.4

VOL

Low saturation voltage;

IAOUT = +500 A

0.3

Tri-state current AOUT

AOUT = VDD

A

AOUT = 0 V

-1

A

ILKG

Leakage current SQH

V8BUCK = VDD = 0, VRES = 36 V,

VSQH = 0V

A

ISTG

V8BUCK = 18 V; VDD = 5 V;

VSQH = -0.3 V

-5

ILKG

Bias current VRES(1)

V8BUCK = 18 V; VDD = 5 V;

VRES = 36 V; SQH shorted to SQL

A

ILKG

Leakage current SQL

V8BUCK = VDD = 0, VSQL = 18 V

-10

A

ISTG

V8BUCK = 18 V; VDD = 5 V; VSQL = -0.3 V

-5

ISTB

V8BUCK = 18 V; VDD = 5 V; VSQL = 18 V

-5

IPD

Pull-down current SQL

VSQL = 1.8 V to VDD

900

1300

A

IPD_SQH

Pull-down current SQH

VSQH = SBTH to VRES

900

1300

A

VBIAS

Diagnostics Bias Voltage

ISQH = -1.5 mA (nominal: 2.0 V)

1.80

2.20

IBIAS

Diagnostics Bias Current

VSQH = 0 V

-7

IPD

VSTB

Short to battery threshold (Nominal 3.0 V)

2.70

3.30

VSTG

Short to ground threshold (Nominal 1.0 V)

0.90

1.10

VI_th

MOS test load voltage

detection

100

300

ISRC

Resistance measurement

current source

VDD = 5.0 V; V8BUCK = 7.0 V to 26.5 V

ISINK

Resistance measurement

current sink

-45

RDSon

Total high and low side

MOS On resistance

High side MOS + Low Side

MOS VRES = 6.9 V; I = 1.2 A @95 °C

2.0



RDSon

High side MOS on

resistance

VRES = 35V; IVRES = 1.2A; Tamb = 95°C

0.8



RDSon

Low side MOS on

resistance

VRES = 35V; IVRES = 1.2A; Tamb = 95°C

1.2



IDEPL_12A

Deployment current

MOSI register mode bit D10=”0”

RLOAD = 1.7 VRES = 6.9 to 35 V

1.20

1.47

IDEPL_175A

MOSI register mode bit D10=”1”

RLOAD = 1.7 VRES = 12 to 35 V

1.75

2.14

ILIM

Low side MOS current limitRLOAD = 1.7 

2.15

3.5

RL RANGE

Load resistance range(2)

10.0



Not applicable during a diagnostic.

Test conditions for load resistance measurements

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