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PDF L9346 Data sheet ( Hoja de datos )
| Número de pieza | L9346 | |
| Descripción | QUAD INTELLIGENT POWER LOW SIDE SWITCH | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de L9346 (archivo pdf) en la parte inferior de esta página. Total 13 Páginas | ||
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® L9346
QUAD INTELLIGENT POWER LOW SIDE SWITCH
QUAD POWER LOWSIDE DRIVER WITH 2 x 5A
AND 2 x 3A OUTPUT CURRENT CAPABILITY
LOW RDSON TYPICALLY 200mΩ AND 300mΩ
@ Tj = 25°C
INTERNAL OUTPUT CLAMPING STRUC-
TURES WITH VFB = 50V FOR FAST INDUC-
TIVE LOAD CURRENT RECIRCULATION
LIMITED OUTPUT VOLTAGE SLEW RATE
FOR LOW EMI
PROTECTED µP COMPATIBLE ENABLE
AND INPUT
WIDE OPERATING SUPPLY VOLTAGE
RANGE 4.5V TO 32V
REAL TIME DIAGNOSTIC FUNCTIONS:
- OUTPUT SHORTED TO GND
- OUTPUT SHORTED TO VSS
- OPEN LOAD MEASURED IN ON AND OFF
CONDITION
- LOAD BYPASS DETECTION
- OVERTEMPERATURE
DEVICE PROTECTION FUNCTIONS:
BLOCK DIAGRAM
Power SO20
Chip
ORDERING NUMBERS: L9346PD (power SO20)
L9346DIE (chip)
- OVERLOAD DISABLE
- REVERSE SUPPLY VOLTAGE
PROTECTED VS UP TO -2V
- SELECTIVE THERMAL SHUTDOWN
DESCRIPTION
The L9346 is a monolithic integrated quad low
side driver realized in an advanced Multipow-
IN1
Channel 1
D1
EN
OUT1
VS
Output
Control
52V OUT4
Overtemp
R IO
IN4
R
QS
Delay
Timer
Overload
D4
Diagnostic
Control
Openload
Channel 4
IN2
Channel 2
D2
IN3
Channel 3
D3
OUT2
OUT3
May 2000
G ND
1/13
1 page  
Pad Coordinates (Reference point X = 0, Y = 0: Center of die)
Pat opening center position
Pad Nr.
Pad Name Size in (µm)
Description
1 PG3
2 PG3
3 PG2
4 PG2
5 OUT2
6 OUT2
7 D2
8 IN3
9 VS
10 IN4
11 D1
12 OUT1
13 OUT1
14 PG1
15 PG1
16 PG4
17 PG4
18 OUT4
19 OUT4
20 D4
21 IN1
22 EN
23 GND
24 IN2
25 D3
26 OUT3
27 OUT3
178 x 280
178 x 280
178 x 280
178 x 280
280 x 178
280 x 178
178 x 178
178 x 178
178 x 178
178 x 178
178 x 178
280 x 178
280 x 178
178 x 178
178 x 178
178 x 178
178 x 178
280 x 178
280 x 178
178 x 178
178 x 178
178 x 178
178 x 178
178 x 178
178 x 178
280 x 178
280 x 178
Power Ground 3
Power Ground 3
Power Ground 2
Power Ground 2
Output 2 5A
Output 2 5A
Diagnostic 2
Input 3
Supply Voltage
Input 4
Diagnostic 1
Output 1 5A
Output 1 5A
Power Ground 1
Power Ground 1
Power Ground 4
Power Ground 4
Output 4 3A
Output 4 3A
Diagnostic 4
Input 1
Common Enable
Signal Ground
Input 2
Diagnostic 3
Output 3 3A
Output 3 3A
Test pad
Size
Gate 2
VTERM2
IOLRED
ESD
VTERM1
GATE1
GATE4
VTERM4
VTERM3
GATE3
d = 102
d = 102
d = 102
178 x 178
d = 102
d = 102
d = 102
d = 102
d = 102
d = 102
L9346
Coordinates in (µm)
XY
2286.5
2286.5
2286.5
2286.5
1472.5
1722.5
1036
648
-260
-648
-1036
-1722.5
-1472.5
-2286
-2286
-2286
-2286
-1448
-1656
-970
-582
-194
194
582
970
1656.5
1448.5
1175
506
98
-842
-844
-1644
-1644
-1644
-1644
-1644
-1644
-1644
-844
-842
98
506
1175
865
1644
1644
1644
1644
1644
1644
1644
1644
865
XY
1447
1260
449.5
260
-1260
-1447
-1381
-1194.5
1194.5
1381
-1612
-1600
-1455.5
-1644
-1600
-1612
1600
1600
1600
1600
5/13
5 Page 
Figure 8. Logic Diagram
V
EN
V IN
L9346
VOu
IO o
IO u
VD
norma l
opera tion
ON
o p en l oa d
c urrent
latched o ve r.
load di agno stic
nor ma l
ope ration
ON
norma l
o p e ra t i on
O FF
o p e n lo a d
v o lta g e
Figure 9. Application Circuit Diagram
+5V
VCC
I/O
I/O
I/O
IN 1
D1
EN
I/O
+5V IN 4
I/O
µP
Controller
D4
+5V
IN 2
I/O
I/O
+5V
D2
IN 3
I/O
I/O
D3
Channel 1
OUT1
Z VALVE
O utpu t
C o ntr ol
Over temp
52 V
R
QS
D e la y
T ime r
O v erlo a d
D iagn o s tic
C o ntr ol
Channel 4
O p enloa d
V S +45V
R IO
OUT4
Z VALVE
V Batt
Channel 2
OUT2
Z VALVE
Channel 3
OUT3
Z VALVE
GND
GND
KL 15
KL 30
11/13
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet L9346.PDF ] | |
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