COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
58mW (5 - 18VDC)
88mW (24VDC)
1.3W at 20°C (68°F) ambient
Dissipation
Temperature Rise 12°C (22°F) at nominal coil voltage (5-18 V coils)
17°C (31°F) at nominal coil voltage (24 V coil)
Temperature Max. 130°C (266°F) Class B
Max. 155°C (311°F) Class F
AZ
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Minimum operations
20 million operations
1 X 105 at 5A, 30VDC or 250VAC
Operate Time (typical) 10ms at nominal coil voltage
Release Time (typical) 5ms at nominal coil voltage
(with no coil suppression)
Dielectric Strength
1000Vrms between open contacts
(at sea level for 1 min.) 3000Vrms contact to coil
Insulation
Resistance
1000 megohms min. at 20°C, 500VDC,
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 -40°C (-40°F) to 130°C (266°F)
Vibration 0.062" DA at 10–55 Hz
Shock
10g
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)
Max. Immersion Time 30 seconds
Weight 3 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.
CONTACTS
Arrangement SPST (1 Form A), single button contact or bifurcated
Ratings Resistive load:
UL Rating:
Max. switched power: 150W or 1250VA
Max. switched current: 5A
Max. switched voltage: 150*VDC or 250VAC
Single Button Contact
5A at 30VDC or 250VAC Res., 40°C 50k cycles
5A at 250VAC, Gen. Use, 85°C 50k cycles
3A at 30VDC or 250 VAC Res., 85°C 100k cycles
1.5FLA, 9LRA, 240VAC, AgNi 45°C 30k cycles
1/10HP, 1.245FLA, 277VAC, AgSnO2 40°C 25k cycles
B300, R300 Pilot Duty, 6k cycles, 85°C AgSnO2
C300 Pilot Duty, 6k cycles, 40°C AgSnO2
Bifurcated Contact
5A at 30VDC / 250VAC Res., 50k cycles, 40°C AgNi
3A at 30VDC / 250VAC Res., 100k cycles, 85°C AgNi
5A at 30VDC/250VAC, 50k cycles, AgSnO2; 100k cycles, AgNi
Note: If switching voltage is greater than 30 VDC, special
precautions must be taken. Please contact the factory.
Material Silver tin oxide or silver nickel. Gold plating available.
Resistance < 50 milliohms initially
(1A, 6VDC method)
AZ921
ULTRA-SENSITIVE
SUBMINIATURE RELAY
FEATURES
•5 Amp switching capability
•Extremely small footprint utilizing only 0.16 square inch
of PCB area
•Thin vertical profile only 0.2" wide
•
Dielectric strength 3000Vrms contact to coil
•Bifurcated contacts available
•Epoxy sealed
•Class B (130°C) standard
•Class F (155°C) versions available
•UL,CUR file E43203
•
TÜV 50243813-1
3/15/16
TÜV Rating:
RELAY ORDERING DATA
AZ921-1AB-24DE A K F XXX
Coil Specifications
Nominal Coil
VDC Max. Continuous
VDC Coil Resistance
Ohms ± 10%
Must Operate
VDC
5 16.5 208 3.5
6 19.9 300 4.2
9 29.8 675 6.3
12 39.8 1200 8.4
18 59.6 2700 12.6
24 65.0 3200 16.8
AZAZ921
Special Code
May be followed by additional letters or
numbers (does not affect construction)
Insulation System
Nil: Class B
F: Class F
Terminal Layout
Nil: 0.2 inch spacing
K: 0.3 inch spacing
Gold Plating
Nil: No gold plating
A: Gold plated contacts
Coil Voltage
5DE through 24DE: 5 through 24VDC
Contact Configuration
–1A: AgNi, single contact, SPST-NO
–1AB: AgNi, bifurcated contact,gold
plated
–1AE: AgSnO2, single contact,
SPST-NO
Basic series designation - AZ921
3/15/16
AZAZ921
.7
99
Ma
x
(20.3)
.0
2
(0.5)
.1
(2.54)
0.3
(7.62)
.
1
38
(3.5)
.50
4 M
a
x
(12.8)
.0
4
9
(1.25)
.0
2
8
(0.7)
(7.62)
.035
(0.9)
.0
1
2
(0.3)
.209 Ma
x
(5.3)
W
IRIN
G
DIA
G
RA
M
(Ø1)
2x.03
9
(2.54)
.1
(10.16) (5.08)
.4
.2
(Ø1.2)
2x
.0
4
7
2
1
3
4
(0.3)
.0
1
2
(0.9)
.035
.209 Ma
x
(5.3)
(7.62)(2.54) (7.62)
2x.03
9
.1
.3
(Ø1)
.3
(Ø1.2)
2x
.0
4
7
.50
4 M
a
x
(2.54)
.1
(3.5)
.
1
38
(12.8)
0.2
(5.08)
(10.16)
0.4
(0.5)
.0
2
(1.25)
.0
4
9
(0.7)
.0
2
8
(20.3)
.7
99
Ma
x
"K"
Ve
r
sio
n
"K" V
e
r
s
i
on
S
tandar
d
S
tandar
d
P
C
B B
O
ARD LAY
OUT
(
Viewed Toward Terminals
)
Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010"
MECHANICAL DATA
3/15/16