AZ9421A
20 AMP MINIATURE
AUTOMOTIVE RELAY
FEATURES
• High switching capacity — 20 Amps
• DC coils to 24 VDC
• Epoxy sealed versions available
• Class F insulation for high temperature operation
• QS9000, ISO9001, ISO14001
• Tested in accordance with SAE J2544
• Extremely cost effective
CONTACTS
Arrangement
SPST (1 Form A)
SPDT (1 Form C)
GENERAL DATA
Ratings
Resistive load
Life Expectancy
Mechanical
Electrical
Minimum operations
1x107
1 x 105 at 20 A 14 VDC Res.
Medium Duty Max. switched power: 420 W or 2500 VA
Max. switched current: 20 A
Max. switched voltage: 30 VDC or 250 VAC
Operate Time (typical)
Release Time (typical)
10 ms at nominal coil voltage
Material
Silver tin oxide
5 ms at nominal coil voltage
(with no coil suppression)
Resistance
<100 milliohms initially
(24 V, 1 A voltage drop method)
Dielectric Strength
2500 Vrms contact to coil
(at sea level for 1 min.) 1000 Vrms across contacts
Insulation Resistance 100 megohms min. at 20°C, 500 VDC,
COIL
50% RH
Power
Dropout
Greater than 10% of nominal coil voltage
At Pickup Voltage
(typical)
450 mW
Ambient Temperature At nominal coil voltage
Operating
Storage
-40°C(-40°F) to 85°C(185°F)
-55°C(-67°F) to 155°C(311°F)
Max Continuous
Dissipation
1.3 W at 20°C (68°F) ambient
Vibration
0.039" DA at 10–55Hz
10 g operational, 100 g damage
P.B.T. polyester
Temperature Rise
Temperature
40°C (72°F) at nominal coil voltage
Max. 155°C (311°F)
Shock
Enclosure
Terminals
Tinned copper alloy, P.C.
270°C (518°F)
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
NOTES
5 seconds
1. All values at 20°C (68°F).
80°C (176°F)
2. Relay may pull in with less than “Must Operate” value.
3. Unsealed relays should not be dip cleaned.
4. Specifications subject to change without notice.
Max. Immersion Time 30 seconds
Weight 10 g
11/30/06
