COTO-2373-05-000

2370 SERIES MULTIꢀPOLE REED RELAYS FOR ꢀ40

º

C TO 125

º

C  

2370 Series Multi-Pole Reed Relays  

e 2370 Series is designed for Automated Test Equipment and Instrumentation  

requiring -40ºC to +125

°

C operation. e 2370 series is available with 2 Form A, 3  

Form A and 2 Form C contacts.  

Wide Operating Range  

-40ºC to

+

125ºC  

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  

º

u

Wide operating temperature range -40ºC to +125 C  

u

RoHS compliant  

DIMENSIONS  

in Inches (Millimeters)  

.810  

(20.57)  

.210  

(5.33)  

.370  

(9.40)  

.012  

(0.30)  

.500  

(12.7)  

.100  

.135  

(2.54)  

(3.43)  

.700  

(17.78)  

.018 Dia. pins  

(0.45)  

4

5

1 2  

3

6

8

7

Bottom View  

Ordering Information  

Part Number

 

23XX-XX-0X0  

Model Number  

2377 (2

 

Form A)  

2373 (3

 

Form A)  

2372 (2

 

Form C)  

Shielding Options  

0=No Shielding (2373 & 2372 only)  

2=Coaxial Shield (2377 only)  

Coil Voltage  

05=5 volts  

12=12 volts  

24042014  

tel: (401)

 

943.2686  

|

fax: (401)

 

942.0920  

2377

2  

2373  

2372  

MODEL NUMBER  

Parameters  

Test Conditions  

Units  

2 Form A  

3 Form A  

2 Form C  

COIL SPECS.  

Nom. Coil Voltage  

Coil Resistance  

VDC  

Ω

5

12  

5

12  

5 12  

+/- 10%, 25° C  

Must Operate by  

Must Release by  

90 500  

2.5 6.7  

0.4 1.0  

90 500  

2.5 6.7  

0.4 1.0  

90 500  

2.5 6.7  

0.4 1.0  

Operate Voltage  

Release Voltage  

VDC – Max.  

VDC – Min.  

CONTACT RATINGS  

Switching Voltage  

Switching Current  

Carry Current  

Max DC/Peak AC Resist.  

Max DC/Peak AC Resist.  

Max DC/Peak AC Resist.  

Max DC/Peak AC Resist.  

Signal Level 1.0V, 10mA  

Volts  

Amps  

200  

0.5  

1.5  

10  

200  

0.5  

1.5  

10  

100  

0.25  

0.5  

3

Amps  

Contact Rating  

Life Expectancy-Typical

1  

Watts  

x 10

6

Ops.  

500  

500  

100  

Static Contact  

Resistance (max. init.)  

50mV, 10mA  

Ω

Ω

0.150  

0.200  

0.150  

0.200  

0.200  

0.250  

Dynamic Contact  

Resistance (max. init.)  

0.5V, 50mA  

at 100 Hz, 1.5 msec  

RELAY SPECIFICATIONS  

Insulation Resistance  

(minimum)  

Between all Isolated Pins  

at 100V, 25°C, 40% RH  

Ω

10

12  

10

12  

10

9  

Capacitance – Typical  

Across Open Contacts  

No Shield  

Shield Guarding  

pF  

pF  

0.8  

0.2  

0.8  

N/A  

2.0  

N/A  

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  

Dielectric Strength  

(minimum)  

Operate Time –  

including bounce – Typical  

At Nominal Coil Voltage,  

30 Hz Square Wave  

msec.  

0.5  

0.5  

1.5  

2.0  

Release Time – Typical  

msec.  

0.15  

0.15  

5

6

4

3

Top View:  

5

6

4

5

6

4

3

Dot stamped on top of relay refers to pin #1 location  

Grid = .1”x.1”

 

(2.54mm x 2.54mm)  

3

7

8

2

1

7

8

2

1

7

8

2

1

Notes:  

1

Consult factory for life expectancy at other switching loads. Resistance >0.5Ω defines end of life or failure to open.  

2377 Coaxial shield is connected to pins #6 and #

7

.  

2

Environmental Ratings:  

Storage Temp:

-40°C to

+

125°C;

Operating Temp:

-40°C to

+

125°C;

Solder Temp:

270°C max; 10 sec. max  

All electrical parameters measured at 25°C unless otherwise specified.  

Vibration:

20 G’s to 2000 Hz;

 

Shock:

50 G’s  

24042014  

COTO TECHNOLOGY, INC.