L9823 datasheet(9/19 Pages) STMICROELECTRONICS

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L9823

Electrical specifications

2.3

Electrical characteristics

4.5 V

 VDD  5.5 V; -40 °C  TJ  150 °C; unless otherwise specified.

Table 5. Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Supply voltage

IDDSTB

IDDleak

Standby current

leakage current

Reset = LOW and / or

VDDRES>VDD > 0.5V

VDD < 0.5V

-35

µA

IDDOPM Operating mode

IOUT0 to 7 = 500 mA

SPI - SCLK = 3 MHz

CSB = Low

SO no load

IDD rev

IDD during reverse output

current

Iout rev = -2.5 A

VDD RES Undervoltage reset

Reset of all registers and disable

of all outputs

2.5

3.95

Inputs (CSB, SCLK, SI, Reset, SFPD)

VINL

Low level

-0.3

0.2·VDD

VINH

High level

0.7·VDD

VDD+0.

Vhyst

Hysteresis voltage

0.5

1.2

0.5·VDD

IIN

Input current

VIN = VDD

-10

µA

RIN

Pull-up resistance (CSB, SI)

Pull-down resistance (SFPD,

Reset, SCLK)

250



CIN

Input capacitance

Serial data outputs

VSOH

High output level

ISO = -4 mA

VDD -0.4

VSOL

Low output level

ISO = 3.2 mA

0.4

ISOL

Tristate leakage current

CSB = high; 0 V

 VSO  VDD

-10

µA

CSO

Output capacitance

fSO = 300 kHz, 0 V  VSO  VDD

Outputs OUT 0 to 7

IOUTL0 - 7 Leakage current

OUTx = OFF; VOUTx = 16V;

VDD  VDD RES and / or Reset = Low

 85°C

-10

A

µA

VOUT

clamp

Output clamp voltage

2mA

 IOUT clamp  IOUT LIM

IOUT test = 20mA with correlation

RDSon

On resistance OUT 0 ... 7

IOUT = 500mA;Tj = +150°C

Tj = +25°C

0.8

1.5

1.25



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