103
Type List
Terminal
style
SONG CHUAN
Features
Smallest and slim type PCB Automotive relay.
High rating 20A with maximum switching current up
to 30A.
High Temperature withstand up to 125 .
Single or twin relays are both available.
Comply with RoHS-Directive 2002/95/EC, and ELV-
Directive 2000/53/EC.
Contact
form
1A (SPNO)
Flux tight
103-1AH-C
103T-1AH-C
1C (SPDT)
103-1CH-C
103T-1CH-C
Designation (provided with)
Sealed type
103-1AH-V
103T-1AH-V
103-1CH-V
103T-1CH-V
Sealed type
washable
103-1AH-S
103T-1AH-S
103-1CH-S
103T-1CH-S
PCB terminal
Ordering Information
103
1
1. 103
T
2
-
1A
3
H
4
-
C
5
4. H
5. C
V
S
-- Contact material AgSnO
-- Flux tight
-- Sealed type
-- Sealed type washable
-- Basic series designation
2. Blank -- Single relay
T
-- Twin relay
3. 1A
1C
-- Single pole normally open
-- Single pole double throw
Contact Rating
Resistive load
Motor load
NO/NC 20A/10A 14VDC
Inrush 30A Steady state 10A 14VDC,750K ops.
Motor Lock : 20A 14VDC 200K ops.
Coil Rating (DC)
Rated
voltage
(V)
6
9
12
24
Rated current
10 % at 23°C
(mA)
107
70.8
53.3
26.7
Coil resistance Max. continuous
10 % at 23°C
( )
56
127
225
900
125 % of
rated
voltage
60 % of
rated
voltage
5 % of
rated
voltage
approx. 0.64W
voltage
at 85°C
Pick up
voltage(Max)
at 23°C
Drop out
voltage(Min)
at 23°C
Power consumption
at rated
voltage
274
SONG CHUAN
103
Specification
Contact material
Contact voltage drop
Operate time
Release time
(1)
(1)
(1)
AgSnO alloy
Typ. 50mV at 10A
10 ms Max.
5 ms Max.
100 M
Min. (DC 500V)
:
AC 500V , 50/60Hz 1 min.
:
AC 500V , 50/60Hz 1 min.
50Hz , amplitude 1.0 mm
50Hz , amplitude 1.0 mm
Insulation resistance
(1)
Dielectric strength
(1)
Between open contact
Between contact and coil
Vibration resistance
Operating extremes
Damage limits
10
10
10G
Shock resistance
Operating extremes
Damage limits
Mechanical
100G
10,000,000 operations
(frequency 18,000 operations/hr)
Life expectancy
Electrical
Operating ambient temperature
Weight
Note
(1) initial value
100,000 operations
(frequency 360 operations/hr)
-40
+125°C (no freezing)
Approx. 4 g
Outline Dimensions
103
14.4
(0.567)
(0.299)
(0.567)
(0.138)
(0.539)
103T
15.8
(0.622)
7.6
(0.539)
(0.012)
3.5
(0.024)
(0.012)
(0.012)
0.6-4
(0.024)
1.2-3
(0.047)
1.2-6
(0.047)
Wiring Diagram
BOTTOM VIEW
103
103T
3.5
0.6-2
(0.138)
0.3-5
0.3-10
(0.012)
13.7
0.3
0.3
13.7
14.4
275
103
PC Board Layout
BOTTOM VIEW
SONG CHUAN
103
3.8
(0.150)
103T
3.8
1.6-3
(0.063)
(0.331)
(0.031)
(0.031)
(0.150)
8.2
(0.323)
1.6-6
(0.063)
(0.331)
(0.157)
0.8
8.4
0.8
1-2
(0.039)
(0.157)
1-4
(0.039)
4
4.8
(0.189)
4.8
(0.189)
4.8
(0.189)
3.4
Engineering Data
Safe breaking,arc extinguished
(normally open contact)for risistive loads
75
70
60
50
40
10
0W
(0.133)
10
7
Life expectancy
Switching voltage(VDC)
Number of operations
10
6
30
20
1A
1B
10
5
15
10
0.5
1
2
3
5
7
10
20
0
Switching current(A)
1
5
10
15
20
25
14VDC resistive load/switching current(A)
Ambient temperature vs. coil voltage for continuous duty
Max.allowable ambient temperature
150
140
130
120
110
100
90
80
70
60
Operate time/Release time
6
C
Operate time
5
avg
max
B
4
Time (ms)
A
min
3
2
Release time
max
avg
1
90
100
110
120
130
140
150
160
min
Applied coil voltage(% of rated nominal)
A:20A B:15A C:10A Contact load(risistive)
Maximum mean coil temperature=180
0
70
80
90
100
110
120
130
140
150
% of Nominal coil voltage (at 23
Max. DC load breaking capacity
120
100
)
DC voltage(V)
50
40
30
20
14
Resistive load
0
0.1
0.2
0.5
1
5
10
15
20
DC current(A)
276
————
All specifications subject to change.
Please contact Song Chuan for update.
————
4
8.4
0
28
W
50
W
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Song Chuan
:
103T-1CH-S-12VDC 103-1CH-S-12VDC 103-1CH-C-12VDC 103T-1CH-C-12VDC
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