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Technical content
in Inches (Millimeters)
2270 Series Reed Relays
Ideally suited to the needs of Automated Test Equipment and Instrumentation requir- ing -40ºC to +125ºC operation. If your requirements differ, please consult your local representative or Coto’s Factory.
2270 Series Features
u Very small footprint (0.17 in2), high reliability reed relays u High Insulation Resistance - 1012 Ω available with model 2274 u Long Life/High Reliability u Hermetically sealed contacts for long life u Epoxy coated steel shell provides magnetic shielding u Wide operating temperature range -40ºC to +125ºC u Specifically engineered for OEM designs and maintenance of existing production fixtures u RoHS compliant
2270 SERIES REED RELAYS FOR -40 ºC TO 125ºC
.125 .810 .700 (17.78) (12.7) .500 (20.57) (3.18) (2.54) (5.72) .020 .225 .210 (0.46) .018 Dia. pins (0.51) .100 (5.33) 432 1 5786
Ordering Information
2274 (Form 1A) 2271 (Form 1C) Coil Voltage 05=5 volts 12=12 volts Shielding Options2 0=No Shielding (2271 only) 2=Coaxial Shield (2274 only) Bottom View tel: (401) 943.2686 | fax: (401) 942.0920 Wide Operating Range -40ºC to +125ºC 06262014
Notes: 1 Consult factory for life expectancy at other switching loads. 2 Model 2274, pins #6 & #7 are tied to coaxial shield. 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 COTO TECHNOLOGY, INC.For most recent data visit www.cotorelay.com 8 1 MODEL NUMBER 2274 2271 Parameters Test Conditions Units 1 Form A 1 Form C COIL SPECS. Nom. Coil Voltage VDC 5 12 5 12 Coil Resistance +/- 10%, 25° C Ω 100 550 100 550 CONTACT RATINGS Switching Voltage Max DC/Peak AC Resist. Volts 200 100 Switching Current Max DC/Peak AC Resist. Amps 0.5 0.25 Carry Current Max DC/Peak AC Resist. Amps 1.0 0.5 Contact Rating Max DC/Peak AC Resist. Watts 10 3 Life Expectancy-Typical1 Signal Level 1.0V, 10mA x 106 Ops. 500 100 Rated Loads x 106 Ops. 5 5 Static Contact Resistance (max. init.) 50mV, 10mA Ω 0.100 0.150 Dynamic Contact Resistance (max. init.) 0.5V, 50mA at 100 Hz, 1.5 msec Ω 0.200 0.200 RELAY SPECIFICATIONS Insulation Resistance (minimum) Between all Isolated Pins at 100V, 25°C, 40% RH Ω 10 12 1011 Capacitance - Typical Across Open Contacts Shield Floating Shield Guarding pF pF 0.9 0.2 0.9 N/A Dielectric Strength (minimum) Between Contacts Contacts to Shield Contacts/Shield to Coil VDC/peak AC VDC/peak AC VDC/peak AC 250 250 1500 200 N/A 1500 Operate Time - including bounce At Nominal Coil Voltage, Release Time - Typical msec. 0.1 2.0 Top View: Dot stamped on top of relay refers to pin #1 location Grid = .1”x.1” (2.54mm x 2.54mm) 06262014