SGS Thomson Microelectronics L93PI Datasheet



WIDEINPUTVOLTAGERANGE-24VUPTO +45V
WIDE OPERATING SUPPLY VOLTAGE

RANGEFROM 4.5V UP TO 32V
REVERSEBIASINGPROTECTED (V

= -24V)

S

VERY LOW STANDBY QUIESCENT CUR­RENT < 2µA

PROGRAMMABLE SIGNAL TRANSFER PO­LARITY

TTL AND CMOS COMPATIBLEINPUTS
DEFINED OUTPUT OFF STATE OFF FOR

OPEN INPUTS
FOUR OPEN DRAIN DMOS OUTPUTS, WITH

= 1.5 Ω at 25°Cand VS>6V

R

DSon

OUTPUTCURRENT LIMITATION
CONTROLLEDOUTPUTSLOPEFORLOWEMI
OVERTEMPERATURESHUT-DOWN
INTEGRATED OUTPUT CLAMPING FOR

FASTINDUCTIVE RECIRCULATIONV

FB

>45V

STATUSMONITORING FOR

- OVERTEMPERATURE

L93PI

QUAD LOW SIDE DRIVER

SO20 (12+4+4)

ORDERING NUMBER: L93PI

- DISCONNECTEDGROUND OR SUPPLY
VOLTAGE

ESD: ALL PINS ARE GUARANTEED TILL 2kV
HUMAN BODYMODEL

DESCRIPTION

The L93PI is a monolithic integrated quad low
side driver realized in advanced Multipower-BCD
technology. It is intended to drive lines, lamps or
relais in automotive or industrialapplications.

BLOCK DIAGRAM

IN1

PRG

EN

CHANNEL 4IN4

CHANNEL 1

=&

THERMAL

SHUTDOWN

4

DIAGNOSTIC

LOGIC

Vint

REFERENCE

VSGND

Vlogic

OUT4

OUT1

DIAG

D95AT149

March 2000

1/8

L93PI

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

S

Pin voltages

V

IN

V

OUT

V

DIAG

E

X

PIN CONNECTION

Supply voltage -24 to 45 V

Input, enable, program -24 to 45 V
Output -0.3 to 45 V
Diagnostic output -0.3 to 45 V
Max. Energy During Flyback 2 mJ

(Top view)

(nodamage or latch)

IN1
IN2

DIAG

GND
GND
GND
GND

VS
IN3 OUT4
IN4 EN

2
3
4
5
6
7
8
9
10

D94AT121A

20
19
18
17
16
15
14
13
12
11

PRG1
OUT1
OUT2
GND
GND
GND
GND
OUT3

PIN DESCRIPTION

N

o

8 VS SUPPLY VOLTAGE

4,5,6,7,14,

15,16,17

11 EN ENABLE
20 PRG PROGRAM

3 DIAG DIAGNOSTIC
1 IN1 INPUT 1
2 IN2 INPUT 2

9 IN3 INPUT 3
10 IN4 INPUT 4
19 OUT 1 OUTPUT 1
18 OUT 2 OUTPUT 2
13 OUT 3 OUTPUT 3
12 OUT 4 OUTPUT 4

– NC NOT CONNECTED

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Pin Name Function

GND GROUND

L93PI

THERMAL DATA

Symbol Parameter SO20 (2) SO(12+4+4) (1) Unit

R

th (j-pins)

R

th (j-amb)

T

jMon

(1) See SGS-THOMSON Microelectronics databook:”Thermal Management in Surface Mount Technology”
(2) See SGS-THOMSON Microelectronics databook:”Thermal characteristics of SO20”

OPERATING CONDITIONS (The electrical characteristics are valid within the below defined operating

ranges,unlessotherwisespecified.The functionwillbe guarantedby designuntilT

Symbol Parameter Value Unit

V

S

V

IN

V

EN

V

OUT,VD

T

j

Thermal resistance junction to pin – 14 (Typ.) °C/W
Thermal resistance junction to ambient mounted on

77 to 97 – °C/W

SMPCB2 board
Temperature-monitoring

Switch-off-level
Switch-on-level

160 to 190
140 to 170

jMON

°C
°C

switch-OFF-level.

Supply Voltage 4.5 to 40 V
Input pinvoltage -24 to 10 V
Enable pin voltage -24 to 45 V
Output pin voltage -0.3 to 45 V
Junction temperature -40 to 150 °C

ELECTRICALCHARACTERISTICS

(Refer to the test circuit, unless otherwise specified.)

Symbol Parameter Test Condition Min. Typ. Max. Unit

I

Q

Quiescent current -0.3V ≤ VEN≤ 0.5V;

V

= 14V;Tj=85°C

S

EN = high; V

≤ 14V 1.5 2 mA

S

<2 10 µA

Inputs IN1 - IN4, PRG

V
V

INIlow
INhigh

I

IN

Input voltage LOW -24 2.0 V
Input voltage HIGH 2.8 45 V
Input current -24V ≤ Vi≤ 10V -10 15 µA

Enable Input EN

V

V

ENhigh

R

ENlow

EN

I

EN

Input voltage LOW -24 1 V
Input voltage HIGH 3.2 VS V
Input impedance -24V < Vi< 2.5V 10 K
Input current 2.5V ≤ Vi ≤ 25V 20 50 µA

Outputs OUT1-OUT4

R

DSon

I

OLeak

V

OClamp

I

OSC

C

O

Output ON-resistor to ground VS≥ 6V, IO= 0.3A

T

=25°C

j

T

= 125°C

j

1.7 2.3

3.5
Leakage current VO=VS= 14V; Tj=85°C ≤15µA
Output voltage during clamping time < 200µs; 10mA ≤ Io ≤ 0.3A 45 52 60 V
Short-circuit current 400 700 1200 mA
Internal output capacities V

4.5V 100 pF

≥

O

Diagnostic output DIAG

V

Dlow

I

Dmax

I

Dleak

Output voltage LOW IDL≤ 1mA 0.3 0.5 V
Max. Output current Internalcurrent limitation 1 5 15 mA
Leakage current VS= 14V;TJ=85°C

0.1 1

≤

Ω

Ω
Ω

A

µ

3/8