4-circuit High-side Power Switch Array SLA2502M
Features
q
Built-in diagnostic function to detect short and open circuiting of loads and
output status signals
q
Low saturation PNP transistor use (V
CE (sat)
0.5V)
q
Allows direct driving using LS-TTL and C-MOS logic levels
q
Built-in overcurrent and thermal protection circuits
q
Built-in protection against reverse connection of power supply
q
Tj = 150ºC guaranteed
External Dimensions
(unit: mm)
31
±0.2
24.4
±0.2
3.2
±0.15
Ellipse 3.2
±0.15
• 3.8
4.8
±0.2
1.7
±0.1
16
±0.2
9.9
±0.2
12.9
±0.2
a
b
2.45
±0.2
Absolute Maximum Ratings
Parameter
Power supply voltage
Input terminal voltage
DIAG output applied voltage
DIAG output source current
Output current
Power Dissipation
Junction temperature
Operating temperature
Storage temperature
Symbol
V
B
V
IN
V
DIAG
I
DIAG
I
O
P
D
Tj
T
OP
Tstg
Ratings
–13 to +40
–0.3 to +7.0
–0.3 to +7.0
3
1.2
4.8
–40 to +150
–40 to +100
–50 to +150
Unit
V
V
V
mA
A
W
ºC
ºC
ºC
(Ta=25ºC)
Conditions
6.4
±0.5
1.15
–0.1
14 • P2.03
±0.1
= (28.42)
+0.2
0.65
–0.1
+0.2
0.55
–0.1
+0.2
31.3
±0.2
a: Type No.
b: Lot No.
1 23
15
Stand-alone operation without
heatsink; all circuits operating
Equivalent Circuit Diagram
SLA2502M
The MIC is bound by the dotted lines.
Pre. Reg.
8
V
B
Electrical Characteristics
Parameter
Operating power supply voltage
Quiescent circuit current (per circuit)
Threshold input voltage
Hi output
Input current
Lo output
Saturation voltage of output
transistor
Output terminal sink current
Saturation voltage of DIAG output
Leak current of DIAG output
Open load detection resistor
Overcurrent protection starting
current
Output transfer time
T
OFF
T
PLH
DIAG output transfer time
T
PHL
I
IN
V
CE (sat)
I
O (off)
V
DL
I
DGH
Ropen
I
S
T
ON
1.6
0
Symbol
V
Bopr
Iq
V
IN
th
I
IN
0.8
min
6.0
NI1
2
3
(V
Bopr
=14V, Ta=25ºC unless otherwise specified)
Ratings
typ
max
16
5
12
3.0
1.0
100
0.5
2.0
0.3
100
30
Unit
V
mA
V
mA
µA
V
mA
V
µA
kΩ
A
8
15
10
15
30
30
30
30
µS
µS
µS
µS
V
O
= V
Bopr
–1.9V
I
O
= 1A
I
O
= 1A
I
O
= 1A
I
O
= 1A
V
IN
= 5V
V
IN
= 0V
I
O
1.0A, V
Bopr
= 6 to 16V
V
O
= 0V, V
IN
= 0V
I
DIAG
= 3mA
V
IN
= 0V
Conditions
CONT.
11kΩ typ.
Drive
O.C.P
DIAG1
DIAG DET
1
T.S.D
Out1
NI2
DIAG2
GND1
6
5
CONT.
11kΩ typ.
Drive
O.C.P
DIAG DET
7
4
Out2
Pre. Reg.
NI3
DIAG3
10
11
DIAG DET
CONT.
11kΩ typ.
Drive
O.C.P
9
T.S.D
Out3
NI4
DIAG4
GND4
14
13
CONT.
11kΩ typ.
Drive
O.C.P
DIAG DET
15
12
Out4
V
DIAG
= 5V
[Abbreviations]
Drive: Drive circuit
CONT: ON/OFF circuit
Pre.Reg: Pre-regulator
DIAG.DET.: Diagnostic circuit
O.C.P.: Overcurrent protection
T.S.D.: Thermal protection
Standard Circuit Diagram
V
B
D
1
Out
P
Z
Note: * The rule of protection against reverse connection of power supply is V
B
= –13V, one minute
(all terminals except V
B
and GND should be open).
Diagnostic Function
IN
SLA2502M
DIAG
V
CC
5.1kΩ
GND
3.0V
GND
V
IN
0.8V
Truth table
V
IN
V
O
V
OUT
SHORT
Is
OPEN OPEN
OVER
VOLTAGE
TSD
Load
GND
H
L
H
L
V
B
GND
I
O
GND V
DIAG
Normal
Shorted load
Open load
Overvoltage
Overheat
Note 1: A pull-down resistor (11kΩ typ.) is connected to the IN
terminal.
V
OUT
turns "L" when a high impedance is
connected to the IN terminal in series.
Note 2: Grounds GND1 and GND2 are not wired internally. They
must be shorted at a pattern near the product.
ERROR SIGNAL for CPU
34
s
Circuit Current (single circuit)
60
50
40
Ta =
–40ºC
s
Circuit Current (4 circuits)
200
s
Saturation Voltage of Output Transistor
1.0
V
B
(V
B
= 14V)
150
25ºC
Ta =
–40ºC
V
CE
(sat)
(V)
I
B
(mA)
30
20
I
B
(mA)
25ºC
100
125ºC
Ta =
125ºC
0.5
25ºC
125ºC
V
IN
= 0V
–40ºC
50
V
IN
= 0V
10
0
0
0
0
0
0
10
20
30
40
46
10
20
30
40
46
1
2
3
V
B
(V)
V
B
(V)
I
O
(A)
s
Overcurrent Protection Characteristics
(Ta=–40ºC)
20
V
B
=
18V
15
14V
10
s
Overcurrent Protection Characteristics
(Ta=25ºC)
20
V
B
=
18V
15
14V
s
Overcurrent Protection Characteristics
(Ta=125ºC)
20
V
B
=
18V
15
14V
V
O
(V)
V
O
(V)
10
V
O
(V)
6V
10
5
6V
5
5
6V
0
0
1
2
3
4
0
0
1
2
3
0
0
1
2
3
I
O
(A)
I
O
(A)
I
O
(A)
s
Threshold Input Voltage
20
s
Input Current
(Output OFF)
3
V
B
= 14V
V
IN
= 0V
25ºC –40ºC
2
s
Input Sink Current
(Output Hi)
0.5
V
B
= 14V
15
Ta =
125ºC
0.4
Ta
=
–40ºC
25ºC
10
I
IL
(µA)
V
O
(V)
I
IH
(mA)
0.3
125ºC
0.2
1
5
0.1
0
0
1
2
3
0
–50
0
50
100
150
0
0
1
2
3
4
5
6
V
IN
(V)
Ta (ºC)
V
IN
(V)
s
Saturation Voltage of DIAG Output
0.3
V
B
= 14V
I
DIAG
= 3mA
0.2
s
Quiescent Circuit Current (dual circuit)
20
Ta = –40V
25V
125V
V
IN
= 0V
s
Thermal Protection Characteristics
15
V
B
= 14V, I
O
= 10mA
10
Iq (mA)
V
DL
(V)
10
V
O
(V)
5
V
O
shorted
V
O
open
10
20
30
40
46
0
0
50
100
150
200
0.1
0
–50
0
50
100
150
0
0
Ta (ºC)
V
B
(V)
Ta (ºC)
35
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