Arrangement1 Form C
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Contact materialGold-clad silver alloy
Nominal switching capacity
(resistive load)
Max. Switching power
Rating
(resistive load)
Max. switching voltage220 V DC
Max. switching current2 A
Min. switching capacity ❇ 110 µ A 10 mV DC
140 mW (1.5 to 12 V DC)
100 mW (1.5 to 12 V DC)
200 mW (1.5 to 9 V DC)
Nominal
operating
power
Single side stable
1 coil latching
2 coil latching
Expected
life (min.
operations)
Mechanical (at 180 cpm)
Electrical
(at 20 cpm)
2 A 30 V DC
resistive
5 × 10
Note:
1This value can change due to the switching frequency, en vironmental conditions,
and desired reliability level, therefore it is recommended to chec k this with the actual load.
Remarks
* Specifications will vary with foreign standards certification ratings.
1
Measurement at same location as "Initial breakdown voltage" section.
*
2
*
By resistive method, nominal voltage applied to the coil; contact carrying current:
2 A.
3
Nominal voltage applied to the coil, excluding contact bounce time.
*
4
*
Nominal voltage applied to the coil, excluding contact bounce time without diode.
5
Half-wave pulse of sine wave: 6 ms; detection time: 10 µ s.
*
6
*
Half-wave pulse of sine wave: 6 ms.
7
Detection time: 10 µ s.
*
8
*
Refer to 4. Conditions f or operation, transport and storage mentioned in Cautions
for use (Page 178).
9
The maximum ambient temperature allows for coil temperature rise at maximum
*
allowable coil voltage.
As for the applicable range of continuous carrying current against temperature,
please refer to "Maximum value of continuous carrying current" chart. (P age 175)
50 m Ω
2 A 30 V DC
60 W
270 mW (24 V DC)
150 mW (24 V DC)
250 mW (12 V DC)
400 mW (24 V DC)
8
10
(Single side stable)
7
(1 or 2 coil latching)
5
10
FEATURES
• Low profile 4 mm .157 inch height
• High contact capacity: 2 A
• Surge withstand voltage between contact and coil: 2,500 V
(Bellcore rating)
Characteristics
Initial insulation resistance*
Initial
breakdown
voltage
Between open
contacts
Between contact and
coil
FCC surge voltage between open
contacts (10 × 160 µ s)
Surge voltage between contacts
and coil (2 × 10 µ s) [Bellcore]
Temperature rise*
2
(at 20 ° C)Max. 50 ° C
Operate time [Set time]*
Release time [Reset time]*
(at 20 ° C)
Shock resistance
Vibration
resistance
Conditions for
operation, transport and storage*
8
(Not freezing and
condensing at low
temperature)
Unit weightApprox. 1 g .035 oz.
1
Min. 1,000 M Ω (at 500 V DC)
750 Vrms for 1 min.
(Detection current: 10 mA)
1,500 Vrms for 1 min.
(Detection current: 10 mA)
1,500 V
2,500 V
3
(at 20 ° C)
4
Max. 3 ms (Approx. 1.5 ms)
[Max. 3 ms (Approx. 1 ms)]
Max. 2 ms (Approx. 1 ms)
[Max. 3 ms (Approx. 1 ms)]
Functional*
Destructive*
Functional*
Destructive
Ambient
temperature*
5
6
7
Min. 750 m/s
Min. 1,000 m/s
2
196 m/s
{20G}, 10 to 55 Hz at
double amplitude of 3.3 mm
2
294 m/s
{30G}, 10 to 55 Hz at
double amplitude of 5 mm
9
–40 ° C to +85 ° C
–40 ° F to +185 ° F
2
{75 G}
2
{100 G}
Humidity5 to 85% R.H.
ORDERING INFORMATION
EX. TK
Contact arrangementTerminal shape
Operating functionCoil voltage (DC)
1
1: 1 Form CNil: Standard PC board terminalNil: Single side stable1.5, 3, 4.5, 5, 6,
Tested sample: TK1-12V, 10 pcs.
Condition: 2 A 30 V DC resistive load, 20 cpm
Circuit
+
30 V DC
–
100
4
30 V DC resistive
10
No. of operations, ×10
Switching current, A
210
Change of pick-up and drop-out voltage
100
90
80
70
60
50
40
30
20
Ratio against the rated voltage, %V
10
0
Pick-up voltage
Drop-out voltage
No. of operations, ×10
4
Max.
Min.
Max.
Min.
10
Change of contact resistance6. Coil temperature rise
Tested sample: TK1-12V, 6 pcs.
Measured portion: Inside the coil
Carrying current: 0 A, 1 A, 2 A
Ambient temperature: 25 ° C 77 ° FAmbient temperature: 70 ° C 158 ° F
100
90
80
70
60
50
40
Contact resistance, mΩ
30
20
10
0
No . of operations, ×10
Max.
Min.
10
4
60
50
40
30
Temperature rise, °C
20
10
0
0 A
1 A
2 A
80 90 100 110 120 130 140 150
Coil applied voltage, %V
7. Operate/release time characteristics
Tested sample: TK1-5 V, 50 pcs.
<With diode><Without diode>
4
3
2
Operate/release time, ms
1
0
Operate time
Operate time
8090 100 110 120
Coil applied voltage, %V
Release time
Release time
Max.
Max.
Min.
Min.
Min.
4
3
2
Operate/release time, ms
1
0
8090 100 110 120
Coil applied voltage, %V
Operate time
Release time
Max.
Max.
Min.
Min.
60
-
x
50
40
30
Temperature rise, °C
20
10
0
0 A
1 A
2 A
80 90 100 110 120 130 140 150
Coil applied voltage, %V
-
x
8. Distribution of pick-up and drop-out voltage
Tested sample: TK1-5V, 50 pcs.
Drop-out voltage
30
20
Quamtity
10
0
10 20 30 40 50 60 70 80 90 100
Ratio agaenst the rated voltage, %V
Pick-up voltage
175
Page 4
TK
,,,
,,,,,
,,,,,,
,,,,,,
,,,,,
,
9. Distribution of set and reset voltage
Tested sample: TK1-L2-12V, 50 pcs.
Set voltage
Reset voltage
20
Quantity
10
0
10
20 30 40 50 60 70 80 90 100
Ratio against the rated voltage, %V
10. Ambient temperature characteristics
Tested sample: TK1-12V, 5 pcs.
40
30
20
10
Variation ratio, %
0
–4040 60 80
20–20 0
–10
–20
–30
–40
Drop-out
voltage
Pick-up
voltage
Ambient
temperature, °C
11. Distribution of contact resistance
Tested sample TK1-5V, 50 pcs. (50 × 2 contacts)
50
−
x
−
x
40
30
Quantity
20
10
0
4 8 12 16 20 24 28 32 36 40
Contact resistance. mΩ
12. Distribution of operate/release bounce time
Tested sample: TK1-5V, 50 pcs.
<Operate bounce time><Release bounce time>
30
20
Quantity
10
0
0.1 0.2 0.3 0.4 0.50.6 0.7 0.8 0.9 1.0
Operate bounce time, ms
13.-(2) High-frequency characteristics
Insertion loss characteristics
1.8
1.6
1.4
1.2
1.0
0.8
Insertion loss, dB
0.6
0.4
0.2
0
101001,000
Frequency,MHz
N.O.
N.C.
30
20
Quantity
10
0
0.1 0.2 0.3 0.4 0.50.6 0.7 0.8 0.9 1.0
Release bounce time, ms