Low-side Switch ICs [Surface-mount 4-circuits] SPF5009(under development)
(unit: mm)
External Dimensions
Features
● DMOS 4ch output
● Allows ON/OFF using C-MOS logic level
● Built-in over current and thermal protection circuit and diagnostic function to
detect open load
0.2
17.28
+0.1
–0.05
0.2
1.0
Fin
thickness
15.58
24
13
● Built-in output status signals (over current, over heat and open load)
a
b
Absolute Maximum Ratings
(Ta=25ºC)
1
12
Parameter
Symbol
Ratings
Unit
V
Conditions
+0.15
–0.05
0.4
0.25
1.27
Power supply voltage
Output terminal voltage (DC)
Output terminal voltage (pulse)
Output current (DC)
VB
40
+0.15
–0.05
0.25
VOUT
VOUT
IOUT
50
V
Output clamping (max 70V)
V
a: Part No.
b: Lot No.
2.9
A
Output current (pulse)
Input terminal voltage
Diag output source current
Diag output voltage
IOUT
Over current protection starting current
A
Equivalent Circuit Diagram
V( IN,
–0.5 to +6.5
V
SEL, B/U)
VDIAG
IDIAG
PD
6.5
V
VB
(7)
Gate Protection
VOUT1
(4)
5
2.8
mA
W
ºC
ºC
mJ
Ref
Reg
Gate driver
Power Dissipation
VINB/U
(17)
Storage temperature
Tstg
Tch
EAV
–40 to +150
150
TSD
VOUT
SENSE
VINSEL
(5)
Channel temperature
Output avalanche capability
OUT
Set
OCP
80
Single pulse
Latch
P-GND1
(1, 2)
Reset
VIN1
(6)
OSC
VDIAG1
(3)
Monitor
VOUT2
(9)
Electrical Characteristics
VIN2
(8)
(VB =14V, Ta= 25ºC unless otherwise specified)
P-GND2
(11, 12)
Ratings
typ
VDIAG2
(10)
Parameter
Symbol
Unit
Conditions
min
5.5
max
40
VOUT3
(16)
VB (opr)
Iq
V
mA
mA
V
Power supply voltage
Quiescent circuit current
Operating circuit current
VIN3
(18)
P-GND3
(13, 14)
9
12
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
IF=1A
,
,
,
VIN=0V
VDIAG3
(15)
Id
12
15
VIN=5V (all inputs)
VO=1A
VOUT4
(21)
VIN (H)
VIN (L)
IIN (H)
IIN (L)
RDS (ON)
3.5
6.5
1.5
200
30
Input voltage
VIN4
(20)
P-GND4
(23, 24)
(1 to 4, SEL, B/U)
–0.5
V
VDIAG4
(22)
µA
µA
Ω
,
,
,
,
,
VIN=5V
VIN=0V
IO=1A
Input current (single circuit)
(1 to 4, SEL, B/U)
L-GND
(19)
0.18
70
Output ON resistance
VOUT
60
65
V
IO=1A
Output clamp voltage
(clamp)
IOH
VF
50
µA
V
VO=50V
Output leak current
Circuit Example
1.5
2
Forward voltage of output stage diode
Output moniter threshold voltage
VthM
V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VB=14V
VDIAG (H)
VDIAG (L)
IDH
6.4
6.5
0.5
10
V
,
,
,
VDIAG=6.5V
IDIAG=5mA
VDIAG=6.5V
7
4
9
16
21
DIAG output voltage
V
OUT1
OUT2
OUT3
OUT4
B
V
6
8
V
V
V
V
V
V
1
2
3
4
IN
IN
IN
IN
IN
IN
3
DIAG1
DIAG2
µA
ºC
A
DIAG output leak current
18
20
17
5
10
15
22
SPF5009
DIAG3
DIAG4
TTSD
IS
151
3.0
165
Thermal shutdown operating temperature
Overcurrent protection starting current
B/U
SEL
LG
19
PG1
PG2
11, 12
PG3
PG4
23, 24
TON
12
8
µs
µs
µs
µs
µs
µs
,
,
,
,
,
,
RL=14Ω, IO=1A
RL=14Ω, IO=1A
RL=14Ω, IO=1A
RL=14Ω, IO=1A
RL=14Ω, IO=1A
RL=14Ω, IO=1A
1, 2
13, 14
Output transfer time
TOFF
T
5
Output rise time
Output fall time
r
T
10
12
8
f
tDON
Timing Chart
DIAG output transfer time
tDOFF
Main input signal 1
V
IN1
Main input signal 2
IN2
V
Backup input signal
VINB/U
Input select signal
VINSEL
Power supply voltage
VB
Output voltage 1
V
OUT1
OCP
OCP
Output current 1
OUT1
I
DIAG output 1
DIAG1
V
DIAG output 2
VDIAG
2
Output
1
Output
1
Output
1
Output
1
Output
1
Output 1
Nomal
Nomal
Overheat
Over current Open load
Overheat
Over current Open load
Main mode
Backup mode
52