145

TF-RELAYS

SMALL POLARIZED RELAY

WITH HIGH SENSITIVITY

TESTING

7.8

.307

9

.354

14

.551

FEATURES

• High sensitivity:

80 mW Nominal operating power (Single

side stable 3-12 V type)

• Surge voltage withstand: 1500 V FCC

Part 68

• Minimal magnetic interference allows

high density mounting

• Sealed construction allows automatic

cleaning

• Self-clinching terminal also available

SPECIFICATIONS

Contact

Note:

f1This 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.

Characteristics

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:

1 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: 11 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).

Arrangement

2 Form C

Initial contact resistance, max.

(By voltage drop 6 V DC 1 A)

50 m

Ω

Contact material

Gold-clad silver

Rating

Nominal switching

capacity (resistive load)

1 A 30 V DC, 0.5 A 125 V AC

Max. switching power

(resistive load)

30 W, 62.5 VA

Max. switching voltage

110 V DC, 125 V AC

Max. switching current

1 A

Min. switching capacity f1

10

µA 10 mV DC

Nominal

operating

power

Single side stable

80 mW (3 to 12 V DC)

140 mW (24 V DC)

260 mW (48 V DC)

1 coil latching

55 mW (3 to 12 V DC)

100 mW (24 V DC)

2 coil latching

110 mW (3 to 12 V DC)

200 mW (24 V DC)

Expected

life (min.

operations)

Mechanical (at 180 cpm)

Electrical (at 20 cpm)

1 A 30 V DC resistive load

2

0.5 A 125 V AC resistive load

Min. 1,000 M

Ω (at 500 V DC)

Initial

breakdown

voltage

Between open

contacts

750 Vrms for 1 min.

(Detection current: 10 mA)

Between contact and

coil

1,000 Vrms for 1 min.

(Detection current: 10 mA)

Between contact sets

1,000 Vrms for 1 min.

(Detection current: 10 mA)

FCC surge voltage between open

contacts

1,500 V

°C)

Max. 50

°C

°C)

Max. 4 ms (Approx. 2 ms)

[Max. 4 ms (Approx. 2 ms)]

(at 20

°C)

Max. 4 ms (Approx. 1 ms)

[Max. 4 ms (Approx. 2 ms)]

Shock resistance

Vibration resistance

at double amplitude of 3 mm

Destructive

at double amplitude of 5 mm

Conditions for oper-

ation, transport and

(Not freezing and

condensing at low

temperature)

Ambient

temperature

–40

°C to +70°C

–40

°F to +158°F

Humidity

5 to 85% R.H.

Unit weight

ORDERING INFORMATION

Ex. TF

2

L

H

3V

Contact arrangement

Operating function

Terminal shape

Coil voltage(DC)

2:2 Form C

Nil: Standard PC board terminal

H: Self-clinching terminal

Nil: Single side stable

L: 1 coil latching

L2: 2 coil latching

3,4.5,5,6,9,12,

Note: AgPd stationary contact types available for high resistance against contact sticking.

When ordering, please add suffix“-3”like TF2-12V-3.