S/CON/SOM02060/B/18/12/14
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MOSFET BASED
DC SOLID-STATE RELAY
SOM02060
 Latest MOSFET technology generation.
 Ultra low on-state resistance.
 Low output leakage current.
 Low control current consumption.
 Built-in overvoltage protection
 Reverse protected triggered control input to avoid linear control risks
Max. permanent
output voltage
Max. load current
with heatsink
 Touch protected housing IP20
Load voltage range
5-40VDC
Fig. 1
Load current range
Up to 20A
(with heatsink)
3.5-32VDC
Control voltage range
 No radiated or conducted disturbances
40VDC
20ADC
Control input
voltage range
In & case / Out
Insulation
Connections
Dimensions
(WxHxD)
Weight
3.5-32VDC
2.5kV
Screw terminals
45 x 58.5 x 30
80g
HIGH SIDE WIRING DIAGRAM
(Load connected to “-“)
LOW SIDE WIRING DIAGRAM
(Load connected to “+”)
Fig. 2
See Instruction
sheet to select
the right
protective
components
See Instruction
sheet to select the
right protective
components
The red paths
(C1/D2) must be
as short as
possible !
Fig. 3
Proud to serve you
Data given at Tambient=25°C and subject to modification without previous notice
The red paths
(C1/D2) must
be as short as
possible !
INTERNAL DIAGRAM
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INPUT CIRCUIT
CONTROL INPUT CHARACTERISTICS
CHARACTERISTIC
Nom. Control voltage
Min. Control current
Control voltage range
Control current consumption
Releasing control voltage
Max. reverse control voltage
Input impedance
LABEL
VALUE
INFO.
Ucnom
Icmin
Uc
Ic
Ucoffmax
-Ucmax
Rin
12-24VDC
35mADC
3.5 – 32VDC
32 – 35mADC (for control voltage range)
1VDC
32VDC
Current limitation
-100µA/°C
typical ON=3.3V
See fig. 5
typical OFF= 2.6V
-Icmax<100µA
See fig. 5
POWER OUTPUT CHARACTERISTICS
CHARACTERISTIC
LABEL
Nominal voltage
Uenom
Voltage range
Ut
Non-repetitive peak voltage
POWER CIRCUIT
VALUE
INFO.
24VDC
Ue
5-40VDC
Utp
60V
Overvoltage protection
D1
Transient voltage suppressor
39V (1500W/1ms)
Max reverse voltage drop (internal
diode at OFF state)
-Ut
1.5V
@Ie=55A
@Uc=0
Resistive
Motor
20A
Please contact us
See fig. 7
(limits)
Maximum nominal currents
Ie max
Non-repetitive peak overload
current
Id max
200A
Min. load current
Iemin
5mA
Ielk max
3mA
@Utmax @Tjmax
Max. on-state resistance
RDSon
36m
@Iemax @Tjmax
Typ. output capacitance
Cout
0.3nF
Rthjc
1.8K/W
Rthra
10K/W
@Tra=75°C
Tthra
10 minutes
@Tra=40°C
Uimp
2.5kV
Uimp
2.5kV
Uimp
2.5kV
Max. leakage current
Junction/case thermal resistance
per power element
Built-in heatsink thermal
resistance vertically mounted
Heatsink thermal time constant
Control inputs/power outputs
insulation voltage
Inputs/case insulation voltage
Outputs/case insulation voltage
Isolation resistance
Rio
1G
Isolation capacitance
Cio
<8pF
Maximum junction temperature
Storage ambient temperature
Operating ambient temperature
Max. case temperature
Tjmax
175°C
Tstg
-40->+100°C
Tamb
-25->+90°C
Tc
100°C
See fig. 8
See fig. 7
PROTECTION CHARACTERISTICS
Leakage current (Ielk) vs DC voltage (Ut)
Absolute limits
Ielk / Ie
Uto  Utp
PROTECTION
1
0,8
t max 
0,6
0,4
0,2
0
0
10
20
30
40
50
U t max
( =U emax)
Ielk : Leakage current of the relay
Ie : User load nominal current
Utp : Relay max. non repetitive peak voltage
60 Ut (V)
Utp
0. 75
( Uto  Ut max)  Ie
P ( protection )  1W max
( Uto  Ut max)  Ie  t

1
T
Utmax : Max. nominal voltage of the relay
t : Overvoltage duration
Uto : Possible overvoltage above Utmax
T: Time between 2 overvoltage
Utn = Ue : User DC power supply voltage
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TIME CHARACTERISTICS
TIME CHARACT.
Fig. 4
TIME DIAGRAMS
CHARACTERISTIC
LABEL
VALUE
INFO.
Turn on time
ton
20µs
Turn on delay
tdon
20µs
Turn off time
toff
20µs
Turn off delay
tdoff
20µs
F(on-off)
>1000Hz (for high frequency, take 2 x Ie to calculate the
heatsink; the protections must be chosen carefully)
Max. On-Off frequency
Refer to the
instruction sheet
MISC.
GENERAL INFORMATION
Display
Green LED
(indicates relay has switched ON)
Housing
UL94V0
Mounting
2 screws (M4x12mm ; tightening = 1.2N.m)
Noise level
None
Weight
See mounting
sheet
80g
E.M.C.
IMMUNITY
GENERAL
STANDARDS
Standards
IEC60947-1
Protection level
IP20
Protection against direct touch
Yes
CE marking
Yes
UL, cULUS
Yes
TYPE OF TEST
STANDARD
LEVEL
Fast transients bursts
EN61000-4-4
4kV criterion B
Electric chocks
EN61000-4-5
1kV criterion B
Voltage drop
EN61000-4-11
-
EFFECT
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CHARACTERISTIC CURVES
Fig. 5
INPUT CHARACTERISTIC
Fig. 6
Ic (mADC)
50
RDSon
40
(mOhms)
-35°C
-35°C
45
ON RESISTANCE VS JUNCTION TEMPERATURE
35
40
35
30
25°C
30
100°C
25
25
20
20
15
15
10
10
5
5
0
0
0
2
4
6
8
-50
10 12 14 16 18 20 22 24 26 28 30 32
0
50
100
Fig. 7
150
Junction Temperature (°C)
Uc (VDC)
POWER DISSIPATED AND LOAD CURRENT LIMIT VS TEMPERATURE
Permanent current
Ie (ARMS)
Power dissipated
(W)
Please refer to the installation notice for precautions about
mounting the device on a heatsink.
22.5
25
10K/W
4K/W
2,1K/W
1.1K/W
20
14.4
15
8.1
10
3.6
5
0.9
2.2K/W
1.2K/W
0
0
10
10K/W = No Heatsink
2.1K/W = WF210000
Fig. 8
20
30
40
50
60
4K/W = 150x150x3mm aluminium sheet
1.2K/W = WF121000
70
80
90
2.2K/W = WF262100
1.1K/W = WF131100
100
0
110
Ambient temperature (°C)
2.2K/W = WF151200
PEAK OVERLOAD CURRENT vs. PULSE DURATION CHARACTERISTIC
Ie 220
(Apk) 200
Non-repetitive D=1% (Tc=100°C, Tjmax=175°C)
180
Repetitive D=5% (Tc=100°C, Tjmax=175°C)
160
140
Repetitive D=10% (Tc=100°C, Tjmax=175°C)
120
Repetitive D=20% (Tc=100°C, Tjmax=175°C)
100
80
Repetitive D=50%(Tc=100°C, Tjmax=125°C)
60
 t1 
D%      100
 t2 
40
20
0
0,1
1
10
100
1000
Pulse duration (ms)
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CONNECTIONS
With ring terminals
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DIMENSIONS AND ACCESSORIES
Fig.
12
DIMENSIONS (mm)
CAD documents : www.celduc-relais/uk/plan3D.asp
1/1+
+
22/ -
ACCESSORIES
READY TO USE OVERVOLTAGE PROTECTION
ESO01000
(Please check our website for availability)
This device includes a diode (D2) and a capacitor (C1) suitable for most of the DC
application.
To be mounted close to the SOM.
Please consult our website for other accessory references
(Heatsinks, mounting adaptors, thermal grease…)
®
celduc
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www.celduc.com
5 Rue Ampère B.P. 30004
42290 SORBIERS - FRANCE
E-Mail : celduc-relais@celduc.com
Fax +33 (0) 4 77 53 85 51
Service Commercial France Tél. : +33 (0) 4 77 53 90 20
Sales Dept.For Europe Tel. : +33 (0) 4 77 53 90 21 Sales Dept. Asia : Tél. +33 (0) 4 77 53 90 19