DK1AL25VF 概述
10 A MINIATURE POWER RELAY 10 A小型功率继电器
DK1AL25VF 数据手册
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10 A MINIATURE
POWER RELAY
DK RELAYS
20
.787
12.5
.492
20
.787
FEATURES
15
.591
• Large capacity in small size: 10 A 250 V AC (1a)
10
.394
10
.394
• High sensitivity: 200 mW nominal operating power
• High breakdown voltage 4,000 Vrms between contacts and
coil 1,000 Vrms between open contacts Meeting FCC Part 68
• Sealed construction
1a
1a1b
• Latching types available
mm inch
SPECIFICATIONS
Contact
Characteristics
2 Form A,
1 Form A
1 Form B
Max. operating speed
Initial insulation resistance*1
Between open
20 cpm (at rated load)
Arrangement
1 Form A
Min. 1,000 mΩ (at 500 V DC)
Initial contact resistance, max.
(By voltage drop 6 V DC 1A)
1,000 Vrms
4,000 Vrms
Initial
30 mΩ
contacts
breakdown
Between contacts
voltage*2
Contact material
Gold flash over silver alloy
and coil
Nominal
switching capacity
10 A 250 V AC
10 A 30 V DC
8 A 250 V AC
8 A 30 V DC
Surge voltage between coil and
contact*3
Min. 10,000 V
Max. switching
power
300 W, 2,500 VA 240 W, 2,000 VA
Operate time*4
(at nominal voltage)
Release time (without diode)*4
(at nominal voltage)
Max. 10 ms (Approx. 5 ms)
Max. 8 ms (Approx. 3 ms)
Rating
(resistive)
Max. switching
voltage
250 V AC,
30 V DC
250 V AC,
30 V DC
Max. switching
current
10 A
8 A
Temperature rise
Max. 40°C with nominal coil voltage
(at nominal voltage)
and at 10 A switching current
Min. switching
capacity#1
10 mA, 5 V DC
5×107
Functional*5
Min. 98 m/s2 {10 G}
Min. 980 m/s2 {100 G}
88.2 m/s2 {9 G}, 10 to 55 Hz
at double amplitude of 1.5 mm
176.4 m/s2 {18 G}, 10 to 55 Hz
at double amplitude of 3.0 mm
Shock
Mechanical
Destructive*6
Functional*7
resistance
Expected
life (min.
operations)
105
105
Electrical
(resistive)
(10 A 250 V AC,
10 A 30 V DC)
(8 A 250 V AC,
8 A 30 V DC)
Vibration
resistance
Destructive
Coil
Conditions for
operation, transport temp.
and storage*8
(Not freezing and
condensing at low
temperature)
Ambient
–40°C to +65°C
–40°F to +149°F
Nominal operating power
200 mW
#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.
Humidity
5 to 85% R.H.
Remarks
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as “Initial breakdown voltage” section
*2 Detection current: 10 mA
1 Form A
Approx. 5.6 g .20 oz
Approx. 6 g .21 oz
Unit
weight
1 Form A 1 Form B,
2 Form A
*3 Wave is standard shock voltage of ±1.2 × 50µs according to JEC-212-1981
*4 Excluding contact bounce time
*5 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*6 Half-wave pulse of sine wave: 6ms
*7 Detection time: 10µs
*8 Refer to 6. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT
TYPICAL APPLICATIONS ORDERING INFORMATION
• Switching power supply
• Power switching for various
OA equipment
Ex. DK
1a
L2
12V
F
• Control or driving relays for industrial
machines (robotics, numerical control
machines, etc.)
• Output relays for programmable logic
controllers, temperature controllers,
timers and so on.
Contact arrangement
Operating function Coil voltage
Environmental support
1a: 1 Form A
2a: 2 Form A
1a1b: 1 Form A 1 Form B L2: 2 coil latching
Nil: Single side
stable
3, 5, 6, 9,
12, 24V
•
•
RoHS Directive conforming type (AgSnO2 type)
F: 1a
Nil: 2a, 1a1b
RoHS Directive non-conforming type (AgCdO type)
Nil: 1a
• Home appliances
Notes: 1. Standard packing Carton: 50 pcs.; Case: 500 pcs.
UL/CSA, TÜV approved type is standard.
2. 1 coil latching type available.
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
DK
TYPES AND COIL DATA (at 20°C 68°F)
Single side stable
Maximum
allowable
voltage,
V DC (at 65°C
149°F)
Nominal
operating
current,
Nominal
operating
power,
mW
Nominal
voltage,
V DC
Pick-up
voltage,
V DC (max.)
Drop-out
voltage,
V DC (min.)
Coil
resistance,
Ω (±10%)
Part No.
mA (±10%)
DK1a-3V (-F)
DK1a-5V (-F)
DK1a-6V (-F)
DK1a-9V (-F)
DK1a-12V (-F)
DK1a-24V (-F)
DK1a1b-3V
DK1a1b-5V
DK1a1b-6V
DK1a1b-9V
DK1a1b-12V
DK1a1b-24V
DK2a-3V
3
5
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
0.3
0.5
0.6
0.9
1.2
2.4
0.3
0.5
0.6
0.9
1.2
2.4
0.3
0.5
0.6
0.9
1.2
2.4
66.6
40
45
125
180
405
720
2,880
45
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
3.9
6.5
6
33.3
22.2
16.6
8.3
7.8
1 Form A
9
11.7
15.6
31.2
3.9
12
24
3
66.6
40
5
125
180
405
720
2,880
45
6.5
6
33.3
22.2
16.6
8.3
7.8
1 Form A
1 Form B
9
11.7
15.6
31.2
3.9
12
24
3
66.6
40
DK2a-5V
5
125
180
405
720
2,880
6.5
DK2a-6V
6
33.3
22.2
16.6
8.3
7.8
2 Form A
DK2a-9V
9
11.7
15.6
31.2
DK2a-12V
12
24
DK2a-24V
2 coil latching
Nominal
operating
current,
Nominal
operating
power,
mW
Maximum
allowable
voltage,
V DC (at 65°C
149°F)
Coil
resistance,
Ω (±10%)
Nominal
voltage,
V DC
Set voltage,
V DC (max.)
Reset voltage,
V DC (max.)
Part No.
mA (±10%)
Set
66.6
40
Reset
Set
45
Reset
Set
Reset
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
DK1a-L2-3V (-F)
DK1a-L2-5V (-F)
DK1a-L2-6V (-F)
DK1a-L2-9V (-F)
DK1a-L2-12V (-F)
DK1a-L2-24V (-F)
DK1a1b-L2-3V
DK1a1b-L2-5V
DK1a1b-L2-6V
DK1a1b-L2-9V
DK1a1b-L2-12V
DK1a1b-L2-24V
DK2a-L2-3V
3
5
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
66.6
40
45
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
3.9
6.5
125
180
405
720
125
180
405
720
6
33.3
22.2
16.6
8.3
33.3
22.2
16.6
8.3
7.8
1 Form A
9
11.7
15.6
31.2
3.9
12
24
3
2,880 2,880
66.6
40
66.6
40
45
45
5
125
180
405
720
125
180
405
720
6.5
6
33.3
22.2
16.6
8.3
33.3
22.2
16.6
8.3
7.8
1 Form A
1 Form B
9
11.7
15.6
31.2
3.9
12
24
3
2,880 2,880
66.6
40
66.6
40
45
45
DK2a-L2-5V
5
125
180
405
720
125
180
405
720
6.5
DK2a-L2-6V
6
33.3
22.2
16.6
8.3
33.3
22.2
16.6
8.3
7.8
2 Form A
DK2a-L2-9V
9
11.7
15.6
31.2
DK2a-L2-12V
DK2a-L2-24V
12
24
2,880 2,880
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
DK
REFERENCE DATA
1. 1 Form A type
1. Maximum operating power
2. Life curve
3. Operate/Release time
Sample: DK1a-24V, 5 pcs.
1,000
100
9
8
Operate time
7
6
5
4
3
2
1
0
AC inductive load
AC resistive load
(cosϕ = 0.4)
100
10
10
1
Max.
x
250 V AC resistive load
30 V DC resistive load
Max.
x
Min.
Min.
DC inductive load
(L/R = 7 ms)
DC resistive
load
Release time
(with diode)
250 V AC inductive load (cosϕ = 0.4)
30 V DC inductive load (L/R = 7 ms)
Max.
x
Min.
Release time
1
0.1
0
1
2
3
4
5
6
7
8
9
10
80
90
10
110 120 130 140
10
100
Contact voltage, V
1,000
Contact voltage, V
Coil applied voltage,%V
4. Coil temperature rise (at 30°C 68°F)
5. Ambient temperature characteristics
6. Operate/Release time (at 20°C 68°F)
Sample: DK1a-12V, 5 pcs.
Sample: DK1a-24V, 6 pcs
Ambient temperature: –40°C to +80°C
–40°F to +176°F
Sample: DK1a-24V (50 pcs.)
30
Release time
Operate time
130
120
Drop-out
voltage
50
40
20
10
0
110
100
10 A
7 A
Pick-up
voltage
20 40 60 80
30
20
10
0
5 A
0 A
–40 –20
0
Ambient
temperature,°C
90
80
70
1
2
3
4
5
6
80 90 100 110 120 130
Coil applied voltage,%V
Operate/release time, ms
7. Contact resistance (at 20°C 68°F)
Sample: DK1a-24V (50 pcs.)
26
24
22
20
18
16
14
12
10
8
6
4
2
0
1.5 2.5 3.5 4.5
2.0 3.0 4.0 5.0
Contact resistance, mΩ
2. 1 Form A 1 Form B type, 2 Form A type1. 1 Form A type
1. Maximum operating power
2. Life curve
3. Operate/Release time (at 20°C 68°F)
Sample: DK1a1b-12V, 5 pcs.
1,000
9
8
7
6
5
4
3
2
1
0
Release time
(with diode)
Max.
x
Min.
AC inductive load
AC resistive load
(cosϕ = 0.4)
10
100
10
5
250 V AC resistive load
30 V DC resistive load
Max.
x
Operate time
DC inductive load
Min.
Max.
x
DC resistive
load
(L/R = 7 ms)
1
250 V AC inductive load (cosϕ = 0.4)
30 V DC inductive load (L/R = 7 ms)
Min.
Release time
1
0.1
10
100
Contact voltage, V
1,000
0
1
2
3
4
5
6
7
8
9
10
80
90
10
110 120 130 140
Coil applied voltage,%V
Contact current, A
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
DK
4. Coil temperature rise
5. Ambient temperature characteristics
Sample: DK1a1b-12V, 5 pcs.
Ambient temperature: 20°C 68°F
Pick-up
voltage
130
120
50
40
30
20
10
0
110
100
8 A
5 A
0 A
–40 –20
0
40 60 80
Ambient
temperature,°C
20
90
80
70
Drop-out
voltage
80 90 100 110 120 130
Coil applied voltage,%V
mm inch
DIMENSIONS
1. 1 Form A type
Single side stable type
PC board pattern (Copper-side view)
Schematic
1.1 dia.
(Bottom view)
Single side stable
20
.787
12.5
.043 dia.
.492
2.54
.100
7.62
.300
7.62
.300
(Deenergized condition)
9.7
.382
1
3
4
-
10.16
.400
3.5
.138
0.4
0.3
.012
+
6
.016
0.4
.016
0.8
0.8
.031
.031
1.2
.047
1.11
.044
10.16
.400
7.62
.300
10.16
.400
2 coil latching type
2 coil latching
(Reset condition)
1.1 dia.
20
.787
12.5
.492
.043 dia.
2.54
.100
7.62
.300
7.62
.300
1
3
4
-
9.7
.382
+
6
+
5
10.16
.400
3.5
.138
0.4
0.3
.012
.016
0.4
0.4
0.8
0.8
.016
.016
.031
.031
1.2
.047
1.11
.044
2.54
.100
7.62
.300
7.62
.300
10.16
.400
The above shows 2 coil latching type.
No.5 terminal is eliminated on single side
stable type.
Since this is a polarized relay,
the connection to the coil
should be done according to
the above schematic.
General tolerance: ±0.3 ±.012
Tolerance: ±0.1 ±.004
2. 1 Form A 1 Form B type, 2 Form A type
Single side stable type
PC board pattern (Copper-side view)
Schematic (Bottom view)
<1 Form A 1 Form B type>
1.1 dia.
20
.787
15
.043 dia.
10.16
.400
7.62
.300
.591
Single side stable
2 coil latching
(Deenergized condition) (Reset condition)
9.7
.382
1
3
4
1
3
4
-
-
10.16
.400
3.5
.138
0.3
0.8
0.8
.031
.012
+
8
+
8
+
7
.031
0.4
.016
0.4
2.42
.095
6
5
6
5
10.16
.400
7.62
.300
1.11
.044
10.16
.400
.016
2 coil latching type
<2 Form A>
Single side stable
(Deenergized condition) (Reset condition)
2 coil latching
1.1 dia.
.043 dia.
20
.787
15
.591
2.54
.100
7.62
.300
7.62
.300
1
3
6
4
1
3
4
9.7
.382
-
-
0.3
.012
+
8
+
8
+
7
3.5
10.16
.400
.138
0.6
0.8
0.8
.031
0.4
5
6
5
0.4
.024
.031
.016
.016
2.42
.095
1.11
2.54
.100
7.62
.300
7.62
.300
10.16
.400
.044
Since this is a polarized relay, the connection
to the coil should be done according to the
above schematic.
Note:
Relay out-line and PC board pattern are common for both
1 Form A 1 Form B type and 2 Form A type.
General tolerance: ±0.3 ±.012
Tolerance: ±0.1 ±.004
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
DK
DK relay socket
TYPES AND RELAY COMPATIBILITY
Socket
1 Form A
1 Form A 1 Form B, 2 Form A
Single side
stable type
2 coil
latching type
Single side
stable type
2 coil
latching type
Relay
1 Form A
Single side stable type
2 coil latching type
DK1a-PS
DK1a-PSL2
—
—
—
—
—
—
DK1a-PSL2
—
Single side stable type
2 coil latching type
—
—
DK2a-PS
—
DK2a-PSL2
DK2a-PSL2
1 Form A 1 Form B
2 Form A
SPECIFICATIONS
Breakdown voltage*1
Insulation resistance
Heat resistance
4,000 Vrms (Except the portion between coil terminals)
Min. 1,000 mΩ (at 500 V DC)
150°C (for 1 hour)
Max. continuous current
10 A (DK1a-PS, DK1a-PSL2), 8 A (DK2a-PS, DK2a-PSL2)
Remarks
*1 Detection current: 10 mA
mm inch
DIMENSIONS
PC board pattern (Copper-side view)
1 Form A
1 Form A type
1 Form A 1 Form B type, 2 Form A type
1.2 dia.
15±0.6
.591±.024
15±0.6
.591±.024
1
6
2
5
3
4
.047 dia.
23±0.6
.906±.024
23±0.6
.906±.024
2.54
.100
2.54
.100
1 Form A 1 Form B
17±0.6
17±0.6
13.7±0.6
.539±.024
13.7±0.6
.539±.024
.669±.024
.669±.024
1.2 dia.
1
8
2
7
3
6
4
5
.047 dia.
6±0.3
6±0.3
.236±.012
.236±.012
0.3±0.1
0.3±0.1
.012±.004
0.8
0.25
.010
10.16±0.3
.400±.012
.012±.004
2.54±0.1
.100±.004
3.4±0.3
3.4±0.3
.031
.134±.012
.134±.012
2.54
.100
7.62±0.3 7.62±0.3
.300±.012.300±.012
7.62±0.3 10.16±0.3
.300±.012 .400±.012
10.16±0.3
.400±.012
2.54
.100
The above shows 2 coil latching type. No.2 and 5
terminal are eliminated on single side stable type.
General tolerance: ±0.3 ±.012
Tolerance: ±0.1 ±.004
FIXING AND REMOVAL METHOD
1. Match the direction of relay
and socket.
2. Both ends of the relay are
3. Remove the relay, applying
force in the direction shown
below.
4. In case there is not enough
space to grasp relay with
fingers, use screwdrivers in
the way shown below.
to be secured firmly so that
the socket hooks on the top
surface of the relay.
GOOD
NO GOOD
NOTES
1. Phase synchronization of AC-load
switching
Ry
Load
2. Soldering should be done under the
following conditions:
Load
voltage
Vin
In case of switching the contact
250°C 482°F within 10s
300°C 572°F within 5s
350°C 662°F within 3s
synchronized with phase of load voltage,
the life of contact might be shorter or
contact failure might be caused. Please
confirm this matter in the actual system in
this case. If necessary, the phase control
would be recommended.
Load
voltage
Vin
For Cautions for Use, see Relay Technical Information
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
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