High-side Power Switch ICs
[With Diagnostic Function, Surface-mount 2-circuits]
SPF5003
Features
●
Built-in diagnostic function to detect short and open circuiting of loads and
output status signals
●
DMOS 2ch output
●
Allows ON/OFF using C-MOS logic level
●
Built-in overcurrent and thermal protection circuits
External Dimensions
(unit: mm)
12.2
±0.2
10.5
±0.2
16
9
1.0
–0.05
Fin
thickness
+0.1
7.5
±0.2
Absolute Maximum Ratings
Parameter
Power supply voltage
Input terminal voltage
Input terminal current
DG terminal voltage
DG terminal current
Drain to source voltage
Output current
Power dissipation
Source to drain Di forward current
Channel temperature
Operating temperature
Storage temperature
Symbol
V
B
V
IN
I
IN
V
DG
I
DG
V
DS
I
O
P
D
I
F
Tch
T
OP
Tstg
Ratings
35
–0.3 to 7
5
–0.3 to 7
5
V
B
–45
1.8
2
0.8
150
–40 to +105
–40 to +150
Unit
V
V
mA
V
mA
V
A
W
A
ºC
ºC
ºC
Ta=25ºC
Conditions
(Ta=25ºC)
1
1.27
±0.25
+0.15
0.4
–0.05
8
2.5
±0.2
0.25
–0.05
+0.15
Block Diagram (for one channel)
V
B
Thermal
Protect
Clamp
Bias
IN
Input
Logic
Lavel
Shifting
Charge
Pump
Current
Limit
Chopper
DG
Electrical Characteristics
Parameter
Operating power supply voltage
Quiescent circuit current
Output ON resistance
Output leak current
Input threshold Output ON
voltage
Output OFF
Output ON
Inpup current
Output OFF
Overcurrent protection starting current
Internal current limit
Thermal shutdown operating temperature
Load open detection threshold voltage
I
IL
I
S
I
Lim
T
TSD
Vopen
T
ON
T
OFF
DG leak current
Low level DG output voltage
DG output transfer time
Note:
(V
B
=14V, Ta=25ºC unless otherwise specified)
DG
Logic
Open/Short
Sense
Symbol
V
B (opr)
Iq
R
DS (ON)
Ratings
min
5.5
typ
max
35
1
200
300
Unit
V
mA
mΩ
mΩ
µA
V
V
Conditions
GND
OUT
V
IN
=0V, V
OUT
=0V
I
O
=1A
I
O
=1A, Ta=80ºC
V
OUT
=0V
Ta= –40 to +105ºC
Ta= –40 to +105ºC
V
IN
=5V
V
IN
=0V
V
OUT
=V
O
–1.5V
V
OUT
=0V
C
P
U
1
V
B
7,8
15,16
(2, 3)
9
(10,11)
Vin 1
(7V max)
OUT1
OUT2
5V
DG1
Standard Connection Diagram
I
O
, leak
V
IHth
V
ILth
I
IH
1.4
1.0
50
2.0
1.8
70
100
3.0
200
12
µA
µA
A
A
ºC
SPF5003
6
5
Vin 2
(7V max)
Load
Over-
heat
1.9
3
5
DG2
14
13
4
12
GND
R
DG
R
IN
1.5
3
70
35
4.5
140
90
20
V
µs
µs
µA
V
µs
µs
V
B
V
IN
*
1
Output transfer time
R
L
=14Ω, V
O
= –5V
R
L
=14Ω, V
O
•10%
V
DG
= 5.5V
I
DG
=1.6mA
*
R
IN
and R
DG
are needed to protect CPU and SPF5003 in case of reverse
connection of V
B
terminal.
*
Make V
B
of 1Pin and 9Pin short from the fin to be plated by solder.
I
DG
V
DGL
T
PLH
T
PHL
0.15
70
45
0.5
140
120
*
1
Timing Chart
V
IN
ON
V
IN
OFF
Normal
V
O
open
Open load
Normal
OCP
Shorted load
R
DG
155
165
R
IN
Normal
Normal
TSD
Normal
*
1. Transient time is showed Wave Form below.
V
OUT
Recommended Operating Conditions (for one channel)
Ratings
Parameter
Power supply voltage
V
IH
V
IL
I
O
R
IN
R
DG
10
10
min
5.5
4
–0.3
max
16
5.5
0.9
1
20
20
Unit
V
V
V
A
kΩ
kΩ
Wave Form
I
OUT
Internal current limit
TSD
ON
TSD
OFF
V
IN
DG
High inpidance
V
OUT
–5V
Output transfer time
V
OUT
T
ON
V
DG
• 90%
V
DG
• 10%
T
PLH
T
PHL
T
OFF
V
OUT
• 10%
Mode
Normal
DG output transfer time
V
DG
Open load
Shorted load
Overheat
V
IN
H
L
H
L
H
L
H
L
DG
H
L
H
H
L
L
L
L
V
O
H
L
H
H
L
(Limiting)
L
L
L
40
Load
5V
2.0
–0.8
+0.2