AZ970/AZ971
40 AMP AUTOMOTIVE RELAY
FEATURES
•
•
•
•
•
•
•
•
•
•
Up to 40 Amp switching capability in a compact size
Open, covered or sealed
Coils to 24 VDC
Small footprint
1 Form A, B 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
Life Expectancy
Mechanical
Electrical
Minimum operations
5 x 10
6
operations
1 x 10
5
40 A 14 VDC Res.
5 ms at nominal coil voltage
3 ms at nominal coil voltage
(with no coil suppression)
CONTACTS
Arrangement
SPST (1 Form A)
SPST (1 Form B)
SPDT (1 Form C)
Resistive load:
Max. switched power: Form A: 560 W
Form B: 420 W
Form C: 420W
Max. switched current: Form A: 40 A
Form B: 30 A
Form C: 30A
Max. switched voltage: 150* VDC
* If switching voltage is greater than 30 VDC, special
precautions must be taken. Please contact the factory.
Operate Time (typical)
Release Time (typical)
Ratings
Dielectric Strength
500 VDC coil to contact
(at sea level for 1 min.)
500 VDC between open contacts
Insulation Resistance
Dropout
Ambient Temperature
AZ970 Operating
AZ970 Storage
AZ971 Operating
AZ971 Storage
Vibration
Shock
Enclosure
Terminals
Max. Solder Temp.
100 megohms min. at 20°C, 500 VDC,
50% RH
Greater than 6% of nominal coil voltage
At nominal coil voltage
-40°C (-40°F) to 110°C (230°F)
-40°C (-40°F) to 155°C (311°F)
-40°C (-40°F) to 105°C (221°F)
-40°C (-40°F) to 155°C (311°F)
0.062” DA at 10–55 Hz
10 g
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
80°C (176°F)
30 seconds
20 grams
Material
Resistance
Silver tin oxide
< 100 milliohms initially
(24 V, 1 A voltage drop method)
COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
Dissipation
Temperature Rise
Max. Temperature
514 mW (12 and 24 VDC coil)
573 mW (6 VDC coil)
5.3 W 20°C (68°F) ambient (AZ970)
4.6 W 20°C (68°F) ambient (AZ971)
56°C (101°F) nominal coil VDC (AZ970)
59°C (106°F) nominal coil VDC (AZ971)
155°C (311°F)
Max. Solder Time
Max. Solvent Temp.
Max. Immersion Time
Weight
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
AZ970/AZ971
RELAY ORDERING DATA — AZ970 — Open Style
COIL SPECIFICATIONS
Nominal Coil
VDC
6
9
12
24
Must Operate
VDC
3.3
5.1
6.8
13.9
Max. Continuous
VDC
9.8
15.9
21.3
42.7
Coil Resistance
±10%
19.0
50.0
90.0
362.0
ORDER NUMBER
Form A
(SPST)
AZ970–1A–6D
AZ970–1A–9D
AZ970–1A–12D
AZ970–1A–24D
Form B
(SPST)
AZ970–1B–6D
AZ970–1B–9D
AZ970–1B–12D
AZ970–1B–24D
Form C
(SPDT)
AZ970–1C–6D
AZ970–1C–9D
AZ970–1C–12D
AZ970–1C–24D
RELAY ORDERING DATA — AZ971 — With Dust Cover
COIL SPECIFICATIONS
Nominal Coil
VDC
6
9
12
24
Must Operate
VDC
3.3
5.1
6.8
13.9
Max. Continuous
VDC
9.4
15.2
20.4
41.0
Coil Resistance
±10%
19.0
50.0
90.0
362.0
ORDER NUMBER*
Form A
(SPST)
AZ971–1A–6D
AZ971–1A–9D
AZ971–1A–12D
AZ971–1A–24D
Form B
(SPST)
AZ971–1B–6D
AZ971–1B–9D
AZ971–1B–12D
AZ971–1B–24D
Form C
(SPDT)
AZ971–1C–6D
AZ971–1C–9D
AZ971–1C–12D
AZ971–1C–24D
*Add suffix “E” for epoxy sealed version.
MECHANICAL DATA
AZ970 Outline Dimensions and PCB Layout
.740
[18.8 ± 0.4]
3x ø.081
[ø2.1]
.148
[3.8]
.211
[5.4]
.134
[3.4]
.161
[4.1]
4x ø.055
[ø1.4]
FORM C
.559
[14.2]
.102
[2.6]
Terminal Dimensions
Term.
3,5
1,2
4
Dimensions
.041 [1.02] x .03 [0.76]
.041 [1.02] x .018 [0.46]
.041 [1.02] x .062 [1.57]
.906
[23.0 ± 0.4]
.709
[18.0 ± 0.4]
.322
[8.2]
Wiring Diagrams
4
4
2
1
3
5
4
.173
[4.4 ± 0.4]
.066
[1.7]
.147
[3.7]
.467
[11.9]
Viewed towards terminals
AZ971 Outline Dimensions and PCB Layout
.831
[21.1 ± 0.3]
3x ø.081
[ø2.1]
.559
[14.2]
.102
[2.6]
.148
[3.8]
.211
[5.4]
.170
[4.3]
.161
[4.1]
.467
[11.9]
4x ø.055
[ø1.4]
FORM A
2
FORM B
2
4
4
1.031
[26.2 ± 0.3]
1
3
4
.831
[21.1 ± 0.3]
.322
[8.2]
4
4
1
5
.134
[3.4]
.020
[.5]
4
.138
[3.5 ± 0.5]
.147
[3.7]
Viewed towards terminals
Viewed towards terminals
Dimensions in inches with metric equivalents in parentheses. Tolerance: ±0.010"
5/23/07W
Analogue and Mixed Signal
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