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ORD211REED SWITCH
ORD211General Purpose Ultraminiature (Low-level Load 24 V Max.)
GENERAL DESCRIPTION
The ORD211 is a small single-contact reed switch designed for general control of low-level loadsless than 24 V. The contacts are sealed within the glass tube with inert gas to maintain contactreliability.
Features
(1) Reed contacts are hermetically sealed within a glass tube with inert gas and do not receive anyinfluence from the external atmospheric environment.
(2) Quick response
(3) The structure comprises an operating system and electrical circuits coaxially. Reed switchesare suited to applications in radio frequency.
(4) Reed switches are compact and light weight.
(5) Superior corrosion resistance and wear resistance of the contacts assures stable switchingoperation and long life.
(6) With a permanent magnet installed, reed switches economically and easily become proximityswitches.
External Dimensions (Unit:mm)
APPLICATIONS OF REED SWITCHES
1. Automotive electronic devices
2. Control equipment
3. Communication equipment
4. Measurement equipment
5. Household appliances
35.7 ±0.3
MAX 10.0
f0.4 MAX f2.0
E2R0011-37-21
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ORD211
ELECTRICAL CHARACTERISTICS
(1) Drop-out vs. Pull-in (2) Contact resistance
AT50
40
30
20
10
010 20 30 40 50 AT
Pull-in
D r o p - o u t
99.9
99
95
90
80706050403020
105
1
0.1
100
Contact resistance
C u m u l a t i v e f r e q u e n c y p e r c e n t
40
(Measurement length; 22 mm)
60 80 mW
Parameter
Pull-in Value
Drop-out Value
Contact Resistance
Breakdown Voltage
Insulation Resistance
Electrostatic Capacitance
Contact Rating
Maximum Switching Voltage
Maximum Switching Current
Maximum Carry Current
Symbol ConditionRated Value
Min. Typ. Max.Unit
PI
DO
CR
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
5
—
150
109
—
—
—
—
—
—
—
—
—
—
0.2
—
—
—
—
40
—
100
—
—
—
1.0
24
0.1
0.3
DCAC
AT
AT
mW
VDC
W
pF
VA
V
A
A
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ORD211
(3) Breakdown voltage (4) Insulation resistance
10 20 30 40 50 AT
Pull-in
400
300
200
100
0
DC : V
B r e a k d o w n v o l t a g e
99.9
99
95
90
80706050403020
105
1 C
u m u l a t i v e f r e q u e n c y p e r c e n t
(DC 100 V)
0.1
10 10 10 11 10 12 10 13 10 14W
Insulation resistance
(5) Electrostatic capacitance
10 20 30 40 50 AT
Pull-in
0.4
0.3
0.2
0.1
0
pF
E l e c t r o s t a t i c c a p a c i t a n c e
(1 MHz)
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ORD211
OPERATING CHARACTERISTICS
(1) Operate time (2) Bounce time
(3) Release time (4) Resonant frequency
ms0.5
0.4
0.3
0.2
0.1
010 20 30 40 50 AT
Pull-in
O p e r a t e t i m e
(25 Hz : 100 AT energized)
Parameter
Operate Time
Bounce Time
Release Time
Resonant Frequency
Maximum Operating Frequency
Rated Value
Min. Typ. Max.Unit
—
—
—
7000
—
—
—
—
7500
—
0.3
0.3
0.05
8000
500
ms
ms
ms
Hz
Hz
99.9
99
95
90
80706050403020
105
1
0.10.1
Bounce time
C u m u l a t i v e f r e q u e n c y p e r c e n t
0.2 0.3 0.4 ms
(25 Hz : 100 AT energized)
0
10 20 30 40 50 AT
Drop-out
15
10
5
0
R e l e a s e t i m e
(25 Hz : 100 AT energized)
ms
99.9
99
95
90
80706050403020
105
1 C u m u l a t i v e f r e q u e n c y p e r c e n t
0.1
7000 7500 8000
Resonant frequency
Hz
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ORD211
(2) Temperature cycle (3) Temperature and humidity cycle
(4) High temperature storage test (5) Low temperature storage test
AT60
50
40
30
20
10
0
80
60
40
P u
l l - i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
mW
Before test After test
(125°C - 500 H)
PI
CR
DO
AT60
50
40
30
20
10
0
80
60
40
P u l l - i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
mW
Before test After test
( )–10°C to 65°C80% to 98%
PI
CR
DO
AT60
50
40
30
20
10
0
80
60
40
P u l l - i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
mW
Before test After test
(–55°C to 125°C)
PI
CR
DO
AT60
50
40
30
20
10
0
80
60
40
P u l l - i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
Before test After test
PI
CR
DO
( –40 °C - 500 H)
mW
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ORD211
(6) Shock test
(7) Vibration test
AT60
50
40
30
20
10
0
80
60
40
P u l l - i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
Before test After test
(30 G - 11 ms)
PI
CR
DO
mW
1500
1000
500
G
A c c e l e r a t i o n
(openÆ close)
0 10 20 30 40 50 60AT
Pull-in
Misoperationarea
AT60
50
40
30
20
10
0
80
60
40
P u l l -
i n a n d D r o p - o u t
C o n t a c t r e s i s t a n c e
Before test After test
(20 G - 10 to 1000 Hz)
PI
CR
DO
mW
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ORD211
LIFE EXPECTANCY DATA: ORD211
5
10
1
99.9
90
70
50
30
0.10 2 3 5 7 10 5 2 3 5 7 10 6 2 3 5 7 10 7 2 3 5 7 10 8
C u m u l a t i v e f a i l u r e r a t e
(%)
Number of operat ions * Arrow ind icates numberof operations wheretest was completed
No failure
5 mA 1 mA 100 mA
5
10
1
99.9
90
70
50
30
0.1
0 2 3 5 7 10 5 2 3 5 7 10 6 2 3 5 7 10 7 2 3 5 7 10 8
C u m u
l a t i v e f a i l u r e r a t e
(%)
Number of operat ions * Arrow ind icates numberof operations wheretest was completed
No failure
100 mA 10 mA 5 mA
5
10
1
99.9
90
70
50
30
0.1
0 2 3 5 7 10 5 2 3 5 7 10 6 2 3 5 7 10 7 2 3 5 7 10 8
C u m u l a t i v e f a i l u r e r a t e
(%)
Number of operat ions * Arrow indicates numberof operations wheretest was completed
No failure
50 mA 10 mA 1 mA
Load conditions
Voltage : 24 VDCCurrent : 1 mA, 10 mA, 50 mALoad : Resistive load
Load conditions
Voltage : 12 VDCCurrent : 5 mA, 10 mA, 100 mALoad : Resistive load
Load conditions
Voltage : 5 VDCCurrent : 100 mA, 1 mA, 5 mALoad : Resistive load
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This datasheet has been downloaded from:
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Datasheets for electronic components.