Notes:
1
Consult factory for life expectancy at other switching loads.
2
is relay contains a bias magnet. Correct coil polarity must be observed.Models 5502 and 5504 susceptible to magnetic interaction due to
bias internal magnet.
Environmental Ratings:
Storage Temp: -35°C to
+
100°C; Operating Temp: -20°C to
+
85°C; Solder Temp: 270°C max; 10 sec. max
All electrical parameters measured at 25°C unless otherwise specied.
Vibration: 20 G’s to 2000 Hz; Shock: 50 G’s
Top View: Grid = .1”x.1” (2.54mm x 2.54mm)
+
5502, 5504
5501, 5503
COTO TECHNOLOGY, INC.For most recent data visit www.cotorelay.com
MODEL NUMBER
5501 5502
2
5503 5504
2
Parameters Test Conditions Units
1 Form A
High Voltage
Isolation
1 Form B
High Voltage
Isolation
1 Form A
Load Switching
1 Form B
Load Switching
COIL SPECS.
Nom. Coil Voltage VDC 5 12 24 5 12 24 5 12 24 5 12 24
Max. Coil Voltage VDC 6.5 15 30 6.5 15 30 6.5 15 30 6.5 15 30
Coil Resistance +/- 10%, 25° C
Ω
40 175 575 40 175 575 40 175 575 40 175 575
Operate Voltage Must Operate by VDC - Max. 3.75 9.0 18.0 3.75 9.0 18.0 3.75 9.0 18.0 3.75 9.0 18.0
Release Voltage Must Release by VDC - Min. 0.5 1.0 2.0 0.5 1.0 2.0 0.5 1.0 2.0 0.5 1.0 2.0
CONTACT RATINGS
Switching Voltage Max DC/Peak AC Resist. Volts 7500 7500 3500 3500
Switching Current Max DC/Peak AC Resist. Amps 3.0 3.0 3.0 3.0
Carry Current Max DC/Peak AC Resist. Amps 5.0 5.0 5.0 5.0
Contact Rating Max DC/Peak AC Resist. Watts 50 50 200 200
Life Expectancy-Typical
1
Signal Level 1.0V, 10mA x 10
6
Ops. 100 100 100 100
Static Contact
Resistance (max. init.)
50mV, 10mA
Ω
0.080 0.080 0.200 0.200
RELAY SPECIFICATIONS
Insulation Resistance
(minimum)
Between all Isolated Pins
at 100V, 25°C, 40% RH
Ω
10
10
10
10
10
10
10
10
Capacitance - Typical
Across Open Contacts
pF 1.5 1.5 1.5 1.5
Dielectric Strength
(minimum)
Between Contacts
Contacts to Coil
VDC /peak AC
VDC/peak AC
10,000
10,000
10,000
10,000
7,500
10,000
7,500
10,000
Operate Time -
including bounce
At Nominal Coil Voltage,
30 Hz Square Wave
msec. 3.0 3.0 3.0 3.0
Release Time - Typical msec.
3.0 3.0 3.0 3.0
07082013