ST L9333 User Manual
■
WIDE OPERATING SUPPLY VOLTAGE
RANGE FROM 4.5V UP TO 32V FOR
TRANSIENT 45V
■
VERY LOW STANDBY QUIESCENT
CURRENT TYPICALLY < 2µA
■
INPUT TO OUT PUT SIGN A L T RANSF ER
FUNCTION PROGRAMMABLE
■
HIGH SIGNAL RANGE FROM -14V UP TO 45V
FOR ALL INPUTS
■
3.3V CMOS COMPATIBLE INPUTS
■
DEFINED OUTPUT OFF STATE FOR OPEN
INPUTS
■
FOUR OPEN DRAIN DMOS OUTPUTS, WITH
R
= 1.5Ω FOR VS > 6V AT 25°C
DSon
■
OUTPUT CURRENT LIMITATION
■
CONTROLLED OUTPUT SLOPE FOR LOW EMI
■
OVERTEMPERATUR E PR O TECTION FOR
EACH CHANNEL
■
INTEGRATED OUTPUT CLAMPING FOR FAST
INDUCTIVE RECIRCULATION V
> 45V
FB
L9333
QUAD LOW SIDE DRIVER
MULTIPOWER BCD TECHNOLOGY
SO20 (12+4+4) DIE
ORDERING NUMB ERS :
L9333MD
L9333DIE1
■
STATUS MONITORING FOR
- OVERTEMPERATU RE
- DISCONNECTED GROUND OR SUPPLY
VOLTAGE
DESCRIPTION
The L9333 is a monolithic integrated quad low side
driver. It is intended to drive lines, lamps or relais in
automotive or industrial applications.
(SO20 12+4+4)
(DIE)
BLOCK DIAGRAM
March 2001
IN 4
IN 1
PRG
EN
VS
GND
CHANNEL4
VS
R
IN
PRG
R
IN
R
EN
=
&
THERMA L
SHUTDOWN
4
DIAG-
NOSTIC
LOG IC
REFERENCE
CHANNEL1
Vint
Vlogic
OUT 4
OUT 1
DIA G
1/13
L9333
PIN CONNECTION
(Top view)
IN1
IN2
DIAG
GND
GND
GND
GND
VS
IN3
IN4
1
2
3
4
5
6
7
813
9
10 11
So 12+4+4
20
PRG
19
OUT1
18
OUT2
17
GND
16
GND
15
GND
14
GND
Med. Power
OUT3
12
OUT4
EN
PIN FUNCTION
Pin
N°
1 IN 1 Input 1
2 IN 2 Input 2
3 DIAG Diagnostic
4, 5, 6, 7,
14, 15,
16, 17
8 VS Supply Voltage
9 IN 3 Input 3
10 IN 4 Input 4
11 EN Enable
12 OUT4 OUTPUT4
13 OUT 3 OUTPUT 3
18 OUT 2 OUTPUT 2
19 OUT 1 OUTPUT 1
Pin Name Description
GND Ground
20 PRG Programming
2/13
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
L9333
V
dV
S
, VEN,
V
IN
V
PRG
V
OUT
V
DIAG
Note 1) : In f lyback phase th e output voltage can reach 60V .
Supply voltage DC
S
Supply voltage Pulse (T = 400ms)
-0.3 to 32
-0.3 to 45
/dt Supply voltage transient -10 to +10 V/µs
Input, Enable, Programming
-14 to 45 V
Pin voltage
Output voltage
-0.3 to 45
1)
Diagnostic output voltage -0.3 to 45 V
ESD - PROTECTION
Parameter
Supply pins and signal pins ± 2 KV
Output pins ± 4 KV
Note: Human-Body-Model according to MIL 883C. The device widthstand ST1 class level.
Value
against GND
THERMAL DATA
Symbol Parameter Min Typ Max Unit
V
V
V
Unit
T
T
JSDhys
JSD
Temperature shutdown threshold 175 220 °C
Temperature shutdown hysteresis 20 K
SO 12+4+4
R
th (j-p)
R
th (j-a)
Note 2) : With 6cm2 on board heat sink area.
Thermal resistance junction to pins 15 °C/W
Thermal resistance junction to ambient
2)
LIFE TIME
Symbol Parameter Condition Value Unit
t
B
t
b
useful life time V
≤ 14V
S
EN = low
operating life time 4.5V ≤ VS ≤ 32V
EN = high
20 years
5000 hours
50 °C/W
3/13
L9333
OPERATING RANGE:
Within the operating range the IC oper ates as descr ibed i n the circui t desc r iption, includ ing the diagnos tic table.
Symbol Parameter Condition Min Max Unit
V
S
VIN, VEN,
V
PRG
V
OUT
Supply voltage 4.5 32 V
Input voltage -14 45 V
Output voltage Voltage will be limited by internal Z-
-0.3 60 V
Diode clamping
V
DIAG
T
J
Diagnostic output voltage -0.3 45 V
Junction temperature -40 150 °C
ELECTRICAL CHARACTERISTCS
The electrical characteristics are valid within the defined Operating Conditions, unless otherwise specified.
The function is guaranteed by design until T
Symbol Parameter Test Condition Min. Typ. Max. Unit
SUPPLY
Quiescent current VS ≤ 14V; VEN ≤ 0.3V
I
Q
switch-on-threshold.
JSDon
T
85 °C
amb
VS ≤ 14V; VEN ≤ 0.3V
Ta 150°C
VS ≤ 14V; EN = high, Output = off
EN = high, Output = on
< 2 10 µA
50 µA
12
3.5
mA
mA
Inputs, IN1 - IN4; Programming, PRG
V
INlow
V
INhigh
R
Note 3) : Current direction depends on the programming settin g (PRG=high leads into a positi ve current see also Blockdi agram page 1)
Input voltage LOW -14 1 V
Input voltage HIGH 2 45 V
I
Input current
IN
Input impedance VIN < 0V; VIN > V
IN
0V ≤ V
IN
≤ 45V
3)
S
-25 50 µA
10 60 kΩ
Enable EN
V
ENlow
V
ENhigh
R
I
Input voltage LOW -14 1 V
Input voltage HIGH 2 45 V
Input impedance -14V < VEN < 1.5V 5 kΩ
EN
Input current 1.5V < VEN < 45V 5 80 µA
EN
4/13
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