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AZ853

MICROMINIATURE POLARIZED RELAY

American Zettler, Inc. 

AZ853

MICROMINIATURE

POLARIZED RELAY

FEATURES

• Conforms to IEC60950/UL1950/EN60950 spacing and high

breakdown voltage

Clearance: 1.0 mm (between coil and contacts)

Creepage: 1.6 mm (between coil and contacts)

Basic Insulation: 150 V Working Voltage, Pollution Degree 2

• Monostable and bistable (latching) versions available

• High dielectric and surge voltage:

2.5 KV surge (per Bellcore TA–NWT–001089)

1.5 KV surge (per FCC Part 68)

1,000 Vrms, open contacts

• Low power consumption: 79 mW pickup

• Stable contact resistance for low level signal switching

• Epoxy sealed for automatic wave soldering and cleaning

• UL file E43203; CSA file 212940

• All plastics meet UL94 V–0, 30 min. oxygen index

CONTACTS

Arrangement

DPDT (2 Form C)

Bifurcated crossbar contacts

Ratings

Resistive load:

Max. switched power: 60 W or 62.5 VA

Max. switched current: 2.0 A

Max. switched voltage: 220 VDC or 250 VAC

Rated Load

UL/CSA

0.5 A at 125 VAC

2.0 A at 30 VDC

0.3 A at 110 VDC

Material

Silver alloy; gold clad

Resistance

< 75 milliohms initially at 6 V, 1 A

COIL (Polarized)

Power

At Pickup Voltage

(typical)

Max. Continuous

Dissipation

Temperature Rise

79 mW (3–12 VDC)

130 mW (24 VDC)

1.0 W at 20°C (68°F)

0.78 W at 40°C (104°F)

At nominal coil voltage

18°C (32°F) (3–12 VDC)

25°C (45°F) (24 VDC)

Temperature

Max. 115°C (239°F)

NOTES

1. All values at 20°C (68°F).

2. Relay may pull in with less than “Must Operate” value.

3. Relay has fixed coil polarity.

4. Specifications subject to change without notice.

GENERAL DATA

Life Expectancy

Mechanical

Electrical

Minimum operations

1 x 108 at 3Hz

1 x 105 at 0.5 A, 125 VAC, Res.

2 x 105 at 1.0 A, 30 VDC, Res.

Operate Time

(typical)

Release Time (typical)

3 ms at nominal coil voltage

3 ms at nominal coil voltage

(with no coil suppression)

Bounce (typical)

At 10 mA contact current

1 ms at operate or release

Capacitance

< 1 pF at 10 KHz—open contacts

< 1 pF at 10 KHz—adjacent contact sets

Dielectric Strength

(at sea level)

See table

Dropout

Greater than 10% of nominal coil voltage

Insulation Resistance 109 ohms min. at 25°C, 500 VDC,

50% RH

Ambient Temperature At nominal coil voltage

Operating

-40°C (-40°F) to 85°C (185°F)

Storage

-40°C (-40°F) to 115°C (239°F)

Vibration

Operational, 20 g, 10–55 Hz

Non-destructive, 30 g, 10–55 Hz

Shock

Operational, 50 g min., 11 ms

Non-destructive, 100 g min., 11 ms

Max. Solder Temp.

Temp./Time

350°C (662°F) for 3 seconds

260°C (500°F) for 10 seconds

Max. Solvent Temp.

Max. Immersion Time

Weight

80°C (176°F)

30 seconds

1.0 grams

Enclosure

P.B.T. polyester

Terminals

Tinned copper alloy, P.C.

6/23/04W

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