AZETTLER AZ9421A-1CT-12DE 20 amp miniature automotive relay Datasheet

AZ9421A
20 AMP MINIATURE
AUTOMOTIVE RELAY
FEATURES
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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
Ratings
Medium Duty
SPST (1 Form A)
SPDT (1 Form C)
Resistive load
Max. switched power: 420 W or 2500 VA
Max. switched current: 20 A
Max. switched voltage: 30 VDC or 250 VAC
Material
Silver tin oxide
Resistance
<100 milliohms initially
(24 V, 1 A voltage drop method)
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Minimum operations
1x107
1 x 105 at 20 A 14 VDC Res.
Operate Time (typical)
10 ms at nominal coil voltage
Release Time (typical)
5 ms at nominal coil voltage
(with no coil suppression)
Dielectric Strength
2500 Vrms contact to coil
(at sea level for 1 min.) 1000 Vrms across contacts
COIL
Power
At Pickup Voltage
(typical)
450 mW
Insulation Resistance
100 megohms min. at 20°C, 500 VDC,
50% RH
Dropout
Greater than 10% of nominal coil voltage
Ambient Temperature
At nominal coil voltage
Operating
-40°C(-40°F) to 85°C(185°F)
Storage
-55°C(-67°F) to 155°C(311°F)
Max Continuous
Dissipation
1.3 W at 20°C (68°F) ambient
Temperature Rise
40°C (72°F) at nominal coil voltage
Vibration
0.039" DA at 10–55Hz
Temperature
Max. 155°C (311°F)
Shock
10 g operational, 100 g damage
Enclosure
P.B.T. polyester
Terminals
Tinned copper alloy, P.C.
Max. Solder Temp.
270°C (518°F)
Max. Solder Time
5 seconds
Max. Solvent Temp.
80°C (176°F)
3. Unsealed relays should not be dip cleaned.
Max. Immersion Time
30 seconds
4. Specifications subject to change without notice.
Weight
10 g
NOTES
1. All values at 20°C (68°F).
2. Relay may pull in with less than “Must Operate” value.
11/30/06
AZ9421A
RELAY ORDERING DATA
STANDARD RELAYS
COIL SPECIFICATIONS
ORDER NUMBER*
Nominal Coil
VDC
6
Must Operate
VDC
4.5
Max. Continuous
VDC
7.8
Coil Resistance
±10%
45
AZ9421A–1CT–6D
AZ9421A–1CT–6DE
12
9.0
15.6
180
AZ9421A–1CT–12D
AZ9421A–1CT–12DE
24
18.0
31.2
AZ9421A–1CT–24D
AZ9421A–1CT–24DE
720
Unsealed
Sealed
*Substitute “1AT” in place of “1CT” to indicate 1 Form A contact.
MECHANICAL DATA
PC Board Layout
Outline Dimensions
.768MAX
[19.5]
.630MAX
[16.0]
.079
[2.0]
.480
[12.2]
.673MAX
[17.1]
.480
[12.2]
.083
[2.1]
.138
[3.5]
2-Ø.028
[Ø0.7]
.079
[2.0]
.472
[12.0]
.472
[12.0]
.236
[6.0]
3-.039X.016
[1.0X0.4]
5-Ø.051
[Ø1.3]
BOTTOM VIEW
Wiring Diagram
2
2
3
1
3
1
5
5
1A
4
1C
Dimensions in inches with metric equivalents in parentheses. Tolerance: ±0.010"
11/30/06
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