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DS
HIGHLY SENSITIVE 1500 V
DS RELAYSFCC SURGE WITHSTANDING
MINIATURE RELAY
35.24
1.387
DS4E
9.9
.390
9.8
.386
15
.590
9.9
.390
9.8
.386
9.9
20 .390
.787
9.8
.386
DS2E
DS1E
mm inch
RoHS Directive compatibility information
http://www.nais-e.com/
FEATURES
• High sensitivity: 200 mW pick-up power
100 mW pick-up power types available
• Latching types available
• High switching capacity: 60 W, 125 V A
• High breakdown voltage: 1,500 V FCC surge between open contacts
1,000 V AC between open contacts
• DIP-1C type can be used with 14 pin IC socket
2C type can be used with 16 pin IC socket,
4C type can be used with 2 sets of 14 pin IC sockets
• Gold-cap silver palladium types available for 2 Form C type
• Bifurcated contacts are standard
SPECIFICATIONS
Contact
Arrangement
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Contact material
Max. switching power
Max. switching voltage
Rating
(resistive)
Max. switching current
Max. carrying current
Min. switching capacity
(Reference value)#1
Expected life
(min.
operations)
Mechanical
(at 600 cpm)
Electrical
2 A 30 VDC resistive
1 Form C, 2 Form C, 4 Form C
50 m
Gold-clad silver
60 W, 125 VA
220 V DC, 250 V AC
2 A DC, AC
3 A DC, AC
10 µA, 10 mV DC
108
(1 Form C 2 coil latching type: 107)
5×105
Notes:
#1 This value can change due to the switching frequency, environmental conditions,
and desired reliability level, therefore it is recommended to check this with the
actual load. (SX relays are available for low level load switching [10V DC, 10mA
max. level])
* Gold capped silver-palladium contact also available for 2 Form C 107 operations
at 0.1 A 50 V DC resistive
Coil (polarized) (at 20°C 68°F)
Single Minimum operating power
side
stable Nominal operating power
M 1 coil Minimum set and reset power
type latching Nominal set and reset power
2 coil Minimum set and reset power
latching Nominal set and reset power
Single Minimum operating power
side
stable Nominal operating power
S 1 coil Minimum set and reset power
type latching Nominal set and reset power
2 coil Minimum set and reset power
latching Nominal set and reset power
Approx. 200 mW
Approx. 400 mW
Approx. 90 mW
Approx. 180 mW
Approx. 180 mW
Approx. 360 mW
Approx. 100 mW (128 mW)*
Approx. 200 mW
Approx. 45 mW (58 mW)*
Approx. 90 mW
Approx. 90 mW (115 mW)*
Approx. 180 mW
* For 1 Form C high sensitive types.
FCC (Federal Communication Commission)
requests following standard as Breakdown Voltage
specification.
Characteristics (at 20°C 68°F)
Max. operating speed
Initial insulation resistance*1
Initial
breakdown
voltage*2
Type of relay
Between open contacts
Between contacts sets
Between contacts and coil
FCC surge voltage between contacts and
coil
20 cpm at rated load
50 cps at low level load
Min. 100 M(at 500 V DC)
(DS1-S type) (Other types)
500 Vrms
1,000 Vrms
— 1,000 Vrms
1,000 Vrms
1,500 Vrms
1,500 V (Expect DS1-S type)
Operate time*3 (at nominal voltage)
Max. 10 ms
Release time (without diode)*3
(at nominal voltage)
Set time*3 (at nominal voltage)
Max. 5 ms
Max. 10 ms
Reset time*3 (at nominal voltage)
Max. 10 ms
Temperature rise
(at nominal voltage, Contact current: 2A)
Shock resistance
Functional*4
Destructive*5
Max. 65°C
1C, 2C:Min. 490 m/s2 {50 G}
4C:Min. 294 m/s2 {30 G}
Min. 980 m/s2 {100 G}
Vibration resistance
Functional*6
Destructive
Conditions for operation,
transport and storage*7
(Not freezing and
condensing at low
temperature)
Ambient temp.
Humidity
10 to 55 Hz
at double amplitude of 3.3 mm
10 to 55 Hz
at double amplitude of 5 mm
–40°C to +70°C
–40°F to +158°F
5 to 85% R.H.
1 Form C
Approx. 3.2g .11oz
Unit weight
2 Form C
4 Form C
Approx. 4g .14oz
Approx. 7g .25oz
Remarks
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as “Initial breakdown voltage” section
*2 Detection current: 10 mA
*3 Excluding contact bounce time
*4 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*5 Half-wave pulse of sine wave: 6ms
*6 Detection time: 10µs
*7 Refer to 6. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT
1500V
750V
10 µs
160 µs
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.

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DS
TYPICAL APPLICATIONS
• Telecommunication equipment
• Office equipment
• Computer peripherals
• Security equipment
• Measuring instrumentation
ORDERING INFORMATION
Ex DS 2
E
M L2
DC 48 V
R*
Contact
Classification
arrangement
of type
Sensitivity
Operating function
Coil voltage
1: 1 Form C
2: 2 Form C
4: 4 Form C
E: Amber
sealed type
M: 400 mW nominal
operating power
S: 200 mW nominal
operating power
Nil: Single side stable
L: 1 coil latching
L2: 2 coil latching
DC 1.5, 3,
5, 6, 9, 12,
24, 48 V
*Reverse polarity types available (add suffix-R). Standard packing: Carton: 50 pcs.; Case: 500 pcs.
TYPES
Single side stable
Nominal Voltage, V DC
M
(400 mW)
type
S
(200 mW)
type
1.5
3
5
6
9
12
24
48
1.5
3
5
6
9
12
24
48
1 coil latching
1 Form C
DS1E-M-DC1.5V
DS1E-M-DC3V
DS1E-M-DC5V
DS1E-M-DC6V
DS1E-M-DC9V
DS1E-M-DC12V
DS1E-M-DC24V
DS1E-M-DC48V
DS1E-S-DC1.5V
DS1E-S-DC3V
DS1E-S-DC5V
DS1E-S-DC6V
DS1E-S-DC9V
DS1E-S-DC12V
DS1E-S-DC24V
DS1E-S-DC48V
Nominal Voltage, V DC
M
(180 mW)
type
S
(90 mW)
type
1.5
3
5
6
9
12
24
48
1.5
3
5
6
9
12
24
48
2 coil latching
1 Form C
DS1E-ML-DC1.5V
DS1E-ML-DC3V
DS1E-ML-DC5V
DS1E-ML-DC6V
DS1E-ML-DC9V
DS1E-ML-DC12V
DS1E-ML-DC24V
DS1E-ML-DC48V
DS1E-SL-DC1.5V
DS1E-SL-DC3V
DS1E-SL-DC5V
DS1E-SL-DC6V
DS1E-SL-DC9V
DS1E-SL-DC12V
DS1E-SL-DC24V
DS1E-SL-DC48V
M
(360 mW)
type
S
(180 mW)
type
Nominal Voltage, V DC
1.5
3
5
6
9
12
24
48
1.5
3
5
6
9
12
24
48
1 Form C
DS1E-ML2-DC1.5V
DS1E-ML2-DC3V
DS1E-ML2-DC5V
DS1E-ML2-DC6V
DS1E-ML2-DC9V
DS1E-ML2-DC12V
DS1E-ML2-DC24V
DS1E-ML2-DC48V
DS1E-SL2-DC1.5V
DS1E-SL2-DC3V
DS1E-SL2-DC5V
DS1E-SL2-DC6V
DS1E-SL2-DC9V
DS1E-SL2-DC12V
DS1E-SL2-DC24V
DS1E-SL2-DC48V
Notes: 1. Reverse polarity types available (add suffix-R).
2. Standard packing: carton: 50 pcs.; case: 500 pcs.
Part No.
2 Form C
DS2E-M-DC1.5V
DS2E-M-DC3V
DS2E-M-DC5V
DS2E-M-DC6V
DS2E-M-DC9V
DS2E-M-DC12V
DS2E-M-DC24V
DS2E-M-DC48V
DS2E-S-DC1.5V
DS2E-S-DC3V
DS2E-S-DC5V
DS2E-S-DC6V
DS2E-S-DC9V
DS2E-S-DC12V
DS2E-S-DC24V
DS2E-S-DC48V
Part No.
2 Form C
DS2E-ML-DC1.5V
DS2E-ML-DC3V
DS2E-ML-DC5V
DS2E-ML-DC6V
DS2E-ML-DC9V
DS2E-ML-DC12V
DS2E-ML-DC24V
DS2E-ML-DC48V
DS2E-SL-DC1.5V
DS2E-SL-DC3V
DS2E-SL-DC5V
DS2E-SL-DC6V
DS2E-SL-DC9V
DS2E-SL-DC12V
DS2E-SL-DC24V
DS2E-SL-DC48V
Part No.
2 Form C
DS2E-ML2-DC1.5V
DS2E-ML2-DC3V
DS2E-ML2-DC5V
DS2E-ML2-DC6V
DS2E-ML2-DC9V
DS2E-ML2-DC12V
DS2E-ML2-DC24V
DS2E-ML2-DC48V
DS2E-SL2-DC1.5V
DS2E-SL2-DC3V
DS2E-SL2-DC5V
DS2E-SL2-DC6V
DS2E-SL2-DC9V
DS2E-SL2-DC12V
DS2E-SL2-DC24V
DS2E-SL2-DC48V
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
4 Form C
DS4E-M-DC1.5V
DS4E-M-DC3V
DS4E-M-DC5V
DS4E-M-DC6V
DS4E-M-DC9V
DS4E-M-DC12V
DS4E-M-DC24V
DS4E-M-DC48V
DS4E-S-DC1.5V
DS4E-S-DC3V
DS4E-S-DC5V
DS4E-S-DC6V
DS4E-S-DC9V
DS4E-S-DC12V
DS4E-S-DC24V
DS4E-S-DC48V
4 Form C
DS4E-ML-DC1.5V
DS4E-ML-DC3V
DS4E-ML-DC5V
DS4E-ML-DC6V
DS4E-ML-DC9V
DS4E-ML-DC12V
DS4E-ML-DC24V
DS4E-ML-DC48V
DS4E-SL-DC1.5V
DS4E-SL-DC3V
DS4E-SL-DC5V
DS4E-SL-DC6V
DS4E-SL-DC9V
DS4E-SL-DC12V
DS4E-SL-DC24V
DS4E-SL-DC48V
4 Form C
DS4E-ML2-DC1.5V
DS4E-ML2-DC3V
DS4E-ML2-DC5V
DS4E-ML2-DC6V
DS4E-ML2-DC9V
DS4E-ML2-DC12V
DS4E-ML2-DC24V
DS4E-ML2-DC48V
DS4E-SL2-DC1.5V
DS4E-SL2-DC3V
DS4E-SL2-DC5V
DS4E-SL2-DC6V
DS4E-SL2-DC9V
DS4E-SL2-DC12V
DS4E-SL2-DC24V
DS4E-SL2-DC48V

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COIL DATA (at 20°C 68°F)
Single side stable
Nominal voltage,
V DC
1.5
3
5
M6
type 9
12
24
48
1.5
3
5
S6
type 9
12
24
48
1 coil latching
Pick-up voltage, V DC (max.)
1 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.2
2.4
4.0
4.8
7.2
9.6
19.2
38.4
2, 4 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
Drop-out
voltage, V DC
(min.)
0.15
0.3
0.5
0.6
0.9
1.2
2.4
4.8
0.15
0.3
0.5
0.6
0.9
1.2
2.4
4.8
Nominal voltage, V DC
M
type
S
type
2 coil latching
1.5
3
5
6
9
12
24
48
1.5
3
5
6
9
12
24
48
Reset Set, V DC (max.)
1 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.2
2.4
4.0
4.8
7.2
9.6
19.2
38.4
2, 4 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
Nominal voltage, V DC
1.5
3
5
M6
type 9
12
24
48
1.5
3
5
S6
type 9
12
24
48
Reset Set, V DC (max.)
1 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.2
2.4
4.0
4.8
7.2
9.6
19.2
38.4
2,4 Form C
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
1.05
2.1
3.5
4.2
6.3
8.4
16.8
33.6
Coil resistance, (±10%)
5.63
22.5
62.5
90
203
360
1440
5760
11.3
45
125
180
405
720
2880
11520
Coil resistance, (±10%)
12.5
50
139
200
450
800
3200
12800
25
100
278
400
900
1600
6400
25600
Coil resistance, (±10%)
Coil l
6.25
25
69.4
100
225
400
1600
6400
12.5
50
139
200
450
800
3200
12800
Coil ll
DS
Maximum allowable,
V DC (at 50°C 122°F)
1 Form C
2, 4 Form C
1.8 2.25
3.6 4.5
6 7.5
7.2 9
10.8 13.5
14.4 18
28.8 36
57.6 72
2.4 3
4.8 6
8.0 10
9.6 12
14.4 18
19.2 24
38.4 48
76.8 96
Maximum allowable,
V DC (at 50°C 122°F)
1 Form C
2, 4 Form C
1.8 2.25
3.6 4.5
6 7.5
7.2 9
10.8 13.5
14.4 18
28.8 36
57.6 72
2.4 3
4.8 6
8.0 10
9.6 12
14.4 18
19.2 24
38.4 48
76.8 96
Maximum allowable,
V DC (at 50°C 122°F)
1 Form C
2,4 Form C
1.8 2.25
3.6 4.5
6 7.5
7.2 9
10.8 13.5
14.4 18
28.8 36
57.6 72
2.4 3
4.8 6
8.0 10
9.6 12
14.4 18
19.2 24
38.4 48
76.8 96
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.

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DS
DIMENSIONS
mm inch
1 Form C
PC board pattern (Copper-side view)
Single side stable, 1 coil latching 2 coil latching
Single side stable, 1 coil latching, 2 coil latching
15
.590
15
.590
9.9
.390
5-0.9 dia
5-.035 dia 2.54
2.54
.100
.100
6-0.9 dia
6-.035 dia 2.54
2.54
.100
.100
9.3
9.9 .366
.340
0.6
.024
7.62
.300
7.62
.300
3.4
.134
5.08 7.62
.200 .300
0.6
.024
5.08 7.62
.200 .300
0.6
.024
5.6
.221
7.62
.300
Tolerance: ±0.1 ±.004
Schematic (Bottom view)
Single side stable
Deenergized condition
16
+–
General tolerance: ±0.3 ±.012
1 coil latching
16
–+
2 coil latching
13
+–
6
+
SET RST
N.O. N.C. COM
12 10
7
A polarity bar showing the relay direction
can replace the schematic.
SET RST COM
12 10
7
Diagram shows the “reset” position when terminals 1
and 6 are energized.
Energize with reverse polarity to transfer contacts.
SET RST COM
12 10 7
Diagram shows the “reset” position when terminals 3
and 6 are energized.
Energize terminals 1 and 3 to transfer contacts.
2 Form C
PC board pattern (Copper-side view)
Single side stable, 1 coil latching 2 coil latching
Single side stable, 1 coil latching, 2 coil latching
20
.787
20
.787
9.9
.390
9.3
9.9 .366
.340
0.6
.024
8-0.9 dia
8-.035 dia
2.54
.100
2.54
.100
7.62
.300
10-0.9 dia
10-.035 dia
2.54
.100
2.54
.100
7.62
.300
3.4
.134
5.08 5.08
.200 .200
0.6
.024
7.62
.300
5.08
.200
5.08
.200
0.6
.024
5.08
.200 2.54
.100
5.6
.221
7.62
.300
matching 16 pin IC socket
Tolerance: ±0.1 ±.004
General tolerance: ±0.3 ±.012
Schematic (Bottom view)
Single side stable
Deenergized condition
9 11 13 16
N.O. N.C. COM –
1 coil latching
9 11 13 16
SET RST COM +
2 coil latching
9 11 13 15 16
SET RST COM – –
N.O. N.C. COM +
86 4 1
A polarity bar showing the relay direction
can replace the schematic.
SET RST COM –
86 4 1
Diagram shows the “reset” position when terminals 1
and 16 are energized.
Energize with reverse polarity to transfer contacts.
SET RST COM + +
8 6 4 21
Diagram shows the “reset” position when terminals 2
and 15 are energized.
Energize terminals 1 and 16 to transfer contacts.
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.

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4 Form C
Single side stable, 1 coil latching, 2 coil latching
35.24
1.387
35.24
1.387
9.9
.390
9.3
9.9 .366
.340
0.6
.024
3.4
.134
5.08 5.08
.200 .200
7.62 5.08 5.08 5.08
.300 .200 .200 .200
0.6
.024
5.08 5.08 5.08 5.08 5.08 5.08
.200 .200 .200 2.54.200 .200 .200
.100
0.6
.024
5.6
.221
7.62
.300
General tolerance: ±0.3 ±.012
PC board pattern (Copper-side view)
Single side stable, 1 coil latching
2 coil latching
14-0.9 dia
14-.035 dia
2.54
.100
2.54
.100
16-0.9 dia
16-.035 dia
2.54
.100
2.54
.100
7.62
.300
7.62
.300
DS
mm inch
2.54 × 2 2.54 × 2 2.54 × 3 2.54 × 2 2.54 × 2 2.54 × 2
.100 × 2 .100 × 2 .100 × 3 .100 × 2 .100 × 2 .100 × 2
Schematic (Bottom view)
Single side stable
Deenergized condition
9 11 13 16 14 12 10
N.O. N.C. COM – COM N.C. N.O.
1 coil latching
9 11 13 16 14 12 10
SET RST COM + COM RST SET
2.54 × 2 2.54 × 2 2.54 × 2 2.54 2.54 × 2 2.54 × 2 2.54 × 2
.100 × 2 .100 × 2 .100 × 2 .100 .100 × 2 .100 × 2 .100 × 2
Tolerance: ±0.1 ±.004
2 coil latching
9 11 13 1516 14 12 10
SET RST COM – – COM RST SET
N.O. N.C. COM + COM N.C. N.O.
864 1 3 5 7
A polarity bar showing the relay direction
can replace the schematic.
SET RST COM – COM RST SET
8 64 135 7
Diagram shows the “reset” position when terminals 1
and 16 are energized.
Energize with reverse polarity to transfer contacts.
SET RST COM + + COM RST SET
8 6 4 21 3 5 7
Diagram shows the “reset” position when terminals 2
and 15 are energized.
Energize terminals 1 and 16 to transfer contacts.
REFERENCE DATA
1. Maximum switching capacity
1,000V
100V
10V
10mV
10µA
100mA
1A
Switching current
2. Life curve (Resistive load)
1,000
100
10
30 V DC
125 V DC
01 2
Switching current, A
3. Contact reliability for AC loads
Sample: DS2E-M-DC24V 10 pcs.
Cycle rate: 20 cpm.
Detection level: 200 m
99.9
99.0
95.0
70.0
50.0
30.0
10.0
5.0
2.0
1.0
0.5
0.2
0.1
0
Weibull
probability data
10 100 1,000
No. of operations, ×104
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.