MINIATURE RELAY
1 POLE, 0.5A
(HIGH FREQUENCE SIGNAL SWITCHING)
UM1 SERIES
n
l
l
RoHS Compliant
l
l
l
l
l
l
Subminiature polarized relay
Excellent high frequency characteristics
at 900 MHz
—Isolation
: min. 60 dB
(Impedance of
—Insertion loss : max. 1 dB
the measuring
—V.S.W.R.
: max. 1.2
devices is 75Ω)
High reliability — Bifurcated contacts
— Movable contact: gold overlay
— Stationary contact: gold clad
Wide operating range
DIL pitch terminals
Plastic sealed type
Latching type available
RoHS compliant since date code: 0437T2
Please see page 7 for more information
DI
FEATURES
SC
}
ON
UM1 L
(a) (b)
n
ORDERING INFORMATION
[Example]
(a)
(b)
(c)
(d)
(e)
(f )
Series Name
Operation Function
Number of Coil
Nominal Voltage
Contact
Enclosure
TO
–
D
(c)
BE
M
12 W
(d) (e)
TI
NU
–
K
(f )
UM1 : UM1 Series
Nil : Standard type
L : Latching type
Nil : Single winding type
D : Double winding type
K : Plastic sealed type
IN
ED
EU
IN 9
NT 00
O 2
SC CH
DI
AR
ED
Refer to the COIL DATA CHART
W : Bifurcated type (cross bar)
(2
0
05
)
n
SPECIFICATIONS
Item
Contact
Standard Type
UM1-( ) W-K
1 form C (SPDT)
Gold clad (stationary contact), gold plate (movable contact)
Bifurcated (cross bar)
Maximum 100 mΩ
10 mA 24 VDC 1 W (at 900 MHz)
0.5 A
1 W (DC) 10 W (at 900 MHz)
30 VDC
100 mA
0.01 mA 10 mVDC
Single Winding Latching Type
UM1L-( ) W-K
Double Winding Latching Type
UM1L-D ( ) W-K
DI
Arrangement
Material
Style
Excellent
High
Frequency
Character-
istics
Coil
SC
ON
Resistance (initial)
Rating (resistive)
Maximum Carrying Current
Maximum Switching Power
Maximum Switching Voltage
Maximum Switching Current
Minimum Switching Load*
1
TO
Misoperation
Misoperation
Isolation
Insertion Loss
V.S.W.R.
Nominal Power (at 20°C)
Operate Power (at 20°C)
Operating Temperature
Time Value
Life
Other
Operate (at nominal voltage)
Mechanical
Electrical
Vibration
Shock
Weight
Resistance Endurance
Resistance Endurance
TI
Minimum 60 dB (at 900 MHz), impedance of the measuring devices is 75Ω
Maximum 1 dB (at 900 MHz), impedance of the measuring devices is 75Ω
Maximum 1.2 (at 900 MHz), impedance of the measuring devices is 75Ω
200 to 220 mW
100 to 110 mW
200 mW
400 mW
200 mW
–30°C to +60°C (no frost)
100 mW
–30°C to +80°C (no frost)
Maximum 6 ms
Maximum 5 ms
Release (at nominal voltage)
1
×
10
6
operations minimum
3
×
10
5
operations minimum (at nominal load)
10 to 55 Hz (double amplitude of 3.3 mm)
10 to 55 Hz (double amplitude of 5.0 mm)
500 m/s
2
(11 ±1 ms)
Approximately 4 g
1,000 m/s
2
( 6 ±1 ms)
NU
ED
*
1
Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual load
before production since reference values may vary according to switching frequencies, environmental conditions and
expected reliability levels.
BE
M
IN
ED
EU
IN 9
NT 00
O 2
SC CH
DI
AR
Maximum 6 ms (set)
Maximum 6 ms (reset)
(2
0
05
n
INSULATION
Item
Isolation (initial)
Dielectric Strength
Standard
)
Single latch
Double latch
Minimum 1,000 MΩ (at 500VDC)
500VAC 1 min., (open contact / contact and shield terminals)
1,000VAC 1 min., (coil contact/ coil and shield terminals)
MODEL
UM1L- 1.5 W-K
Single Winding Latching Type
Nominal
voltage
1.5 VDC
3 VDC
4.5 VDC
5 VDC
6 VDC
9 VDC
Coil resistance
(±10%)
11.2Ω
45
Ω
101
Ω
125
Ω
180
Ω
405
Ω
720
Ω
1,620
Ω
2,880
Ω
11,520
Ω
P
5.6Ω
5.6Ω
Set
voltage*
1
+1.05 VDC
+2.1 VDC
+3.15 VDC
+3.5 VDC
+4.2 VDC
+6.3 VDC
+8.4 VDC
+12.6 VDC
+16.8 VDC
+33.6 VDC
+1.05 VDC
Reset
voltage*
1
-1.05 VDC
-2.1 VDC
-3.15 VDC
-3.5 VDC
-4.2 VDC
-6.3 VDC
-8.4 VDC
-12.6 VDC
-16.8 VDC
-33.6 VDC
+1.05 VDC
Nominal
power
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
400 mW
400 mW
DI
UM1L-
UM1L-
UM1L-
UM1L-
3 W-K
5 W-K
6 W-K
9 W-K
UM1L- 4.5 W-K
UM1L- 12 W-K
UM1L- 18 W-K
UM1L- 24 W-K
UM1L- 48 W-K
UM1L-D1.5 W-K
UM1L-D 3 W-K
UM1L-D4.5 W-K
Double Winding Latching Type
UM1L-D 5 W-K
UM1L-D 6 W-K
UM1L-D 9 W-K
UM1L-D 12 W-K
UM1L-D 18 W-K
UM1L-D 24 W-K
UM1L-D 48 W-K
SC
ON
12 VDC
18 VDC
24 VDC
48 VDC
1.5 VDC
Note: *1 Specified values are subject to pulse wave voltage.
All values in the table are measured at 20°C.
TO
3 VDC
4.5 VDC
5 VDC
6 VDC
9 VDC
12 VDC
18 VDC
24 VDC
48 VDC
TI
S
S
S
S
S
P
P
P
P
P
S
P
P
S
S
22.5Ω
22.5Ω
50.6Ω
62.5Ω
90
Ω
+2.1 VDC
+2.1 VDC
+3.15 VDC
+3.5 VDC
50.6Ω
62.5Ω
90
Ω
202.5Ω
202.5Ω
360
Ω
810
Ω
360
Ω
810
Ω
NU
ED
+4.2 VDC
+6.3 VDC
+8.4 VDC
+12.6 VDC
+16.8 VDC
+33.6 VDC
BE
M
400 mW
400 mW
400 mW
400 mW
400 mW
400 mW
400 mW
400 mW
+3.15 VDC
+3.5 VDC
IN
ED
EU
IN 9
NT 00
O 2
SC CH
DI
AR
+4.2 VDC
+6.3 VDC
+8.4 VDC
+12.6 VDC
P 1,440
Ω
P 5,760
Ω
S 1,440
Ω
S 5,760
Ω
+16.8 VDC
+33.6 VDC
(2
0
05
)
P: Primary coil S: Secondary coil
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