tel: (401) 943.2686 | fax: (401) 942.0920
DIMENSIONS
in Inches (Millimeters)
(2.54)
(17.78)
(12.7)
(20.57)
(0.45)
.018 Dia. pins
(0.30)
(3.43)
.100
(5.33)
.370
(9.40)
.810
.500
.700
.135
.210
.012
4
3
21
5
7
86
2370 Series Multi-Pole Reed Relays
e 2370 Series is designed for automatic test equipment and instrumentation
requiring 125
°
C operation. e 2370 series is available with 2 Form A, 3 Form A and
2 Form C contacts.
2370 Series Features
u
Smallest Multi-pole Relay: 0.056 sq. inches/pole (3 pole relay)
u
Hermetically Sealed Contacts
u
Long Life / High Reliability
u
Magnetically Shielding Steel Shell
u
125
°
C Operating Temperature
u
RoHS compliant
2370 SERIES MULTIPOLE REED RELAYS FOR 125ºC
Bottom View
Ordering Information
Part Number 23XX-XX-0X0
Model Number
2377 (2 Form A)
2373 (3 Form A)
2372 (2 Form C)
Coil Voltage
05=5 volts
12=12 volts
Shielding Options
0=No Shielding (2373 & 2372 only)
2=Coaxial Shield (2377 only)
NEW!
COTO TECHNOLOGY, INC.For most recent data visit www.cotorelay.com
Notes:
1 Consult factory for life expectancy at other switching loads. Resistance >0.5Ω denes end of life or failure to open.
2 2377 Coaxial shield is connected to pins #6 and #7.
Environmental Ratings:
Storage Temp: -35°C to +125°C; Operating Temp: -20°C to +125°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
MODEL NUMBER 237722373 2372
Parameters Test Conditions Units 2 Form A 3 Form A 2 Form C
COIL SPECS.
Nom. Coil Voltage VDC 512 512 512
Coil Resistance +/- 10%, 25° C Ω90 500 90 500 90 500
Operate Voltage Must Operate by VDC - Max. 2.5 6.7 2.5 6.7 2.5 6.7
Release Voltage Must Release by VDC - Min. 0.4 1.0 0.4 1.0 0.4 1.0
CONTACT RATINGS
Switching Voltage Max DC/Peak AC Resist. Volts 200 200 100
Switching Current Max DC/Peak AC Resist. Amps 0.5 0.5 0.25
Carry Current Max DC/Peak AC Resist. Amps 1.5 1.5 0.5
Contact Rating Max DC/Peak AC Resist. Watts 10 10 3
Life Expectancy-Typical1Signal Level 1.0V, 10mA x 106 Ops. 500 500 100
Static Contact
Resistance (max. init.) 50mV, 10mA Ω0.150 0.150 0.200
Dynamic Contact
Resistance (max. init.)
0.5V, 50mA
at 100 Hz, 1.5 msec Ω0.200 0.200 0.250
RELAY SPECIFICATIONS
Insulation Resistance
(minimum)
Between all Isolated Pins
at 100V, 25°C, 40% RH Ω1012 1012 109
Capacitance - Typical
Across Open Contacts
No Shield
Shield Guarding
pF
pF
0.8
0.2
0.8
N/A
2.0
N/A
Dielectric Strength
(minimum)
Between Contacts
Contacts to Shield
Contacts/Shield to Coil
VDC /peak AC
VDC/peak AC
VDC/peak AC
250
1000
1000
250
N/A
1000
200
N/A
1000
Operate Time -
including bounce - Typical
At Nominal Coil Voltage,
30 Hz Square Wave msec. 0.5 0.5 1.5
Release Time - Typical msec. 0.15 0.15 2.0
Top View:
Dot stamped on top of relay refers to pin #1 location
Grid = .1”x.1” (2.54mm x 2.54mm)
1
2
3
45
6
7
81
2
3
45
6
7
81
2
3
45
6
7
8
