L9654 datasheet(12/59 Pages) STMICROELECTRONICS

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Electrical specification

L9654

12/59

DocID14218 Rev 3

VRES = 6.5 to 40 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 = -500μA

VDD-

VOL

Low Saturation Voltage; IAOUT = +500μA

0.3

Tri-state current AOUT

AOUT = VDD

μA

AOUT = 0V

-1

μA

ILKG

Leakage current SQH

V8BUCK = VDD = 0, VRES = 36 V,

VSQH = 0 V

μA

ISTG

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

-5

ILKG

Bias current VRES(1)

1. Not applicable during a diagnostic.

V8BUCK = 18 V; VDD = 5 V;

VRES = 36V; SQH shorted to SQL

μA

ILKG

Leakage current SQL

V8BUCK = VDD = 0, VSQL = 18 V

-10

μA

ISTG

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

-5

ISTB

V8BUCK = 18 V; VDD = 5 V;

VSQL = 18 V

IPD

Pull-down current SQL

VSQL = 1.8 V to VDD

900

1300

μA

IPD_SQH

Pull-down current SQH

VSQH = SBTH to VRES

900

1300

μA

VBIAS

Diagnostics bias voltage

ISQH = -1.5 mA (nominal: 2.0 V)

1.80

2.20

IBIAS

Diagnostics bias current

VSQH = 0V

-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

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 = 35 V; IVRES = 1.2 A;

Tamb = 95 °C

0.8

RDSon

Low-side MOS on

resistance

VRES = 35 V; IVRES = 1.2 A;

Tamb = 95 °C

1.2

IDEPL_12A

Deploiment current

MOSI Register mode bit D10=”0”

RLOAD = 1.7 ΩVRES = 6.9 to 35 V

1.20

1.47

IDEPL_175A

MOSI Register mode Bit D10=”1”

RLOAD = 1.7 ΩVRES = 12 to 35 V

1.75

2.14

ILIM

Low-side MOS current

limit

RLOAD = 1.75 Ω

2.15

3.5

RL RANGE Load resistance range(2)

2. Test conditions for load resistance measurements

10.0

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