AZ977
20 AMP MICRO-ISO
AUTOMOTIVE RELAY
FEATURES
• Up to 20 Amp switching capability in a compact size
• Coils to 24 VDC
• Small footprint
• 1 Form A and C contacts available
• Vibration and shock resistant
• ISO/TS 16949, ISO14001
• Tested in accordance with SAE J2544
• Cost effective
• Designed for high in-rush applications
GENERAL DATA
CONTACTS
Life Expectancy
Mechanical
Electrical
Minimum operations
1 x 106
1 x 105 at 20 A 14 VDC Res.
Arrangement
SPST (1 Form A)
SPDT (1 Form C)
Ratings
Resistive load:
Operate Time (max.)
Release Time (max.)
10 ms max. at nominal coil voltage
Max. switched power: 280 W
Max. switched current: 20 A
Max. switched voltage: 150 VDC*
7 ms max. at nominal coil voltage
(with no coil suppression)
Dielectric Strength
(at sea level for 1 min.) 500 VDC between open contacts
1000 VDC coil to contact
Rated load: 20 A at 14 VDC
* If switching voltage is greater than 30 VDC, special
precautions must be taken. Please contact the factory.
Insulation Resistance 100 megohms min. at 20°C, 500 VDC
50% RH
Material
Silver tin oxide
Dropout
Greater than 8.3% of nominal coil voltage
Resistance
< 50 milliohms initially
(6 V, 1 A voltage drop method)
Ambient Temperature At nominal coil voltage
Operating
Storage
-40°C (-40°F) to 115°C (239°F)
-40°C (-40°F) to 155°C (311°F)
0.062" DA at 10-55 Hz
10 g
Vibration
COIL
Shock
Power
Enclosure
Terminals
P.B.T. polyester
At Pickup Voltage
(typical)
534 mW (Standard)
421 mW (Sensitive)
Quick connects
Max. Continuous
Dissipation
2.6 W at 20°C (68°F) ambient
Note: Allow suitable slack on leads when wiring,
and do not subject the terminals to excessive
force.
Temperature Rise
Max Temperature
60°C (108°F) at nominal coil voltage
155°C (311°F)
Weight
18.5 grams
NOTES
1. All values at 20°C (68°F).
2. Relay may pull in with less than “Must Operate” value.
3. Specifications subject to change without notice.
5/23/07W
