NTE Electronics R74 Series Catalog Page
Features
• Compact, with Low 5mm (.197”) Profile
• Low Power Consumption (140mW)
• Standard Pin Spacing (0.1”)
• PC Board Mount
• Surface Mount (“SM” Suffix)
R74 Series
Subminiature, PC Mount, 1 Amp,
DPDT Low Signal Relay.
D52
.551 (14.0) .354 (9.0)
.197
(5.0)
.335
(8.5)
DPDT, 2 Form “C”
(Bottom View)
1
2345
+
−
10 9 8 7 6
DC OPERATED
Coil
Res.
±10%
Approx.
Nom.
NTE Type No.
R74−11D1−3 3VDC DPDT 64.3 140mW 1A D52
R74−11D1−3SM 3VDC DPDT 64.3 140mW 1A D53
R74−11D1−5 5VDC DPDT 178 140mW 1A D52
R74−11D1−5SM 5VDC DPDT 178 140mW 1A D53
R74−11D1−6 6VDC DPDT 257 140mW 1A D52
R74−11D1−6SM 6VDC DPDT 257 140mW 1A D53
R74−11D1−12 12VDC DPDT 1,028 140mW 1A D52
R74−11D1 −12SM 12VDC DPDT 1,028 140mW 1A D53
R74−11D1−24 24VDC DPDT 2,880 200mW 1A D52
R74−11D 1−24SM 24VDC DPDT 2,88O 200mW 1A D53
Volt.
Contact
Arr.
Ohms
(Typ)
Nom.
Power
ACCESSORIES
MOUNTING
STYLES
PC MOUNT 10−PIN DIP NTE409 (14−Pin DIP)
DESCRIPTION
Max.
Contact
Cur. @
30VDC
NTE
TYPE NO.
Diag
No.
D53
.100 (2.54)
.551 (14.0)
.100 (2.54)
.256
(6.5)
.205
(5.2)
(7.62)
.354 (9.0)
(7.62)
.441 (11.2)
Electrical Specifications
Contact
Rating: 1 Amp
Material: Ag (Au clad)
Resistance: 50mΩ (Standard), 60mΩ (Surface Mount)
Coil
Coil Voltages: See Chart
Pick−up Voltages: 75% max of rated voltage
Drop−out Voltages: 10% min of rated voltage
Resistance: See Chart
Operational Characteristics
Timing Value: Operate Time: 3 mS max. . . . .
Insulation Characteristics
Dielectric Strength
Environmental Characteristics
Operating: −40°C to +70°C (Standard),
−40°C to +85°C (Surface Mount)
Life
Mechanical: 36,000 operations/hour
Electrical: 1,800 operations/hour (under rated load)
Weight
Std: 0.05 oz (1.5 grams) approx.
Release Time: 2 mS max
Between Contact and Coil: 1000 VAC
Between Contacts (Same Polarity): 1000 VAC
Between Contacts (Different Polarity): 750 VAC
Insulation Resistance: 1000MΩ
.300
.300
78
NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com
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