TESTING
ULTRA LOW PROFILE 2 AMP.
POLARIZED RELAY
TK-RELAYS
FEATURES
10.6
.417
9.0
.354
• Low profile 4 mm .157 inch height
4.0
.157
• High contact capacity: 2 A
• Surge withstand voltage between contact and coil: 2,500 V
(Bellcore rating)
mm inch
SPECIFICATIONS
Contact
Characteristics
Arrangement
1 Form C
Initial insulation resistance*1
Min. 1,000 MΩ (at 500 V DC)
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Between open
contacts
750 Vrms for 1 min.
(Detection current: 10 mA)
50 mΩ
Initial
breakdown
voltage
Contact material
Gold-clad silver alloy
2 A 30 V DC
Between contact and
coil
1,500 Vrms for 1 min.
(Detection current: 10 mA)
Nominal switching capacity
(resistive load)
FCC surge voltage between open
contacts (10×160 µs)
1,500 V
Max. Switching power
(resistive load)
60 W
Surge voltage between contacts
and coil (2×10 µs) [Bellcore]
Temperature rise*2 (at 20°C)
Rating
2,500 V
Max. switching voltage
Max. switching current
220 V DC
2 A
Max. 50°C
Max. 3 ms (Approx. 1.5 ms)
[Max. 3 ms (Approx. 1 ms)]
Operate time [Set time]*3 (at 20°C)
Min. switching capacity ❇1
10 µA 10 mV DC
140 mW (1.5 to 12 V DC)
270 mW (24 V DC)
Release time [Reset time]*4
(at 20°C)
Max. 2 ms (Approx. 1 ms)
[Max. 3 ms (Approx. 1 ms)]
Min. 750 m/s2 {75 G}
Min. 1,000 m/s2 {100 G}
196 m/s2 {20G}, 10 to 55 Hz at
double amplitude of 3.3 mm
Single side stable
Nominal
operating
power
100 mW (1.5 to 12 V DC)
150 mW (24 V DC)
Functional*5
Destructive*6
1 coil latching
2 coil latching
Shock resistance
200 mW (1.5 to 9 V DC)
250 mW (12 V DC)
400 mW (24 V DC)
Functional*7
Vibration
108 (Single side stable)
5 ×107 (1 or 2 coil latching)
294 m/s2 {30G}, 10 to 55 Hz at
double amplitude of 5 mm
resistance
Destructive
Mechanical (at 180 cpm)
Expected
life (min.
operations)
Conditions for
operation, trans-
port and storage*8
(Not freezing and
condensing at low
temperature)
Electrical
(at 20 cpm) resistive
2 A 30 V DC
105
Ambient
temperature*9
–40°C to +85°C
–40°F to +185°F
Note:
❇1This value can change due to the switching frequency, environmental conditions,
and desired reliability level, therefore it is recommended to check this with the ac-
tual load.
Humidity
5 to 85% R.H.
Unit weight
Approx. 1 g .035 oz.
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 µs.
*6 Half-wave pulse of sine wave: 6 ms.
*7 Detection time: 10 µs.
*8 Refer to 4. Conditions for 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. (Page 175)
ORDERING INFORMATION
1
L2
H
12V
EX. TK
Contact arrangement
1: 1 Form C
Operating function
Terminal shape
Coil voltage (DC)
Nil: Standard PC board terminal 1.5, 3, 4.5, 5, 6,
Nil: Single side stable
L: 1 coil latching
H: Self-clinching terminal 9, 12, 24V
L2: 2 coil latching
173