SPST Magnetic Reed Switches 142

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Part RoHS Manufacturer Switch Type Mounting Feature Switch Function Maximum Pull In AC Maximum Rating R Load (Contact) Minimum Drop-out Value Minimum Pull In Electrical Life Packing Method Body Length/Diameter Body Width Sealing Body Height DC Maximum Rating R Load (Contact) Maximum Operating Temperature Maximum AC Contact Current Minimum Operating Temperature Nominal Resonant Frequency Terminal Finish Maximum DC Contact Current Termination Type Manufacturer Series Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage JESD-609 Code

MISM-7B10-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.18A@120VAC

10 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7B56-10

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

10 AT

.18A@120VAC

6 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7R515-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.18A@120VAC

15 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7R10-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.18A@120VAC

10 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7R510-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.18A@120VAC

10 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7B515-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.18A@120VAC

15 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7R56-10

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

10 AT

.18A@120VAC

6 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MISM-7B510-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.18A@120VAC

10 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MACD-14-15-20

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

20 AT

.35A@140VAC

15 AT

BULK

2.28 mm

HERMETICALLY SEALED

14 mm

0.5A@200VDC

125 Cel

.35 A

-40 Cel

5.3 kHz

.5 A

SOLDER

200 V

STANDARDS: CUL; UL

140 V

MITI-715-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.18A@120VAC

15 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

STANDARD: CUL; UL

120 V

MACD-14-10-15

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

15 AT

.35A@140VAC

10 AT

BULK

2.28 mm

HERMETICALLY SEALED

14 mm

0.5A@200VDC

125 Cel

.35 A

-40 Cel

5.3 kHz

.5 A

SOLDER

200 V

STANDARDS: CUL; UL

140 V

MITI-710-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.18A@120VAC

10 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

STANDARD: CUL; UL

120 V

MISM-7B15-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.18A@120VAC

15 AT

BULK

1.8 mm

HERMETICALLY SEALED

7 mm

0.25A@170VDC

125 Cel

.18 A

-40 Cel

14 kHz

.25 A

SOLDER

170 V

120 V

MACD-14-20-25

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

25 AT

.35A@140VAC

20 AT

BULK

2.28 mm

HERMETICALLY SEALED

14 mm

0.5A@200VDC

125 Cel

.35 A

-40 Cel

5.3 kHz

.5 A

SOLDER

200 V

STANDARDS: CUL; UL

140 V

MDCG-4-27-38

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDSM-4R-17-23

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

38 AT

.35A@140VAC

17 AT

12 AT

2.28 mm

HERMETICALLY SEALED

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDCG-4-12-23

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDSM-4B-12-18

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

18 AT

.35A@140VAC

12 AT

BULK

2.28 mm

HERMETICALLY SEALED

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDCG-4-12-18

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDCG-4-22-28

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDSM-4

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-RIGHT ANGLE

SPST

38 AT

12 AT

2.28 mm

HERMETICALLY SEALED

15.24 mm

.5A@200VDC

125 Cel

-40 Cel

3.9 kHz

.5 A

SOLDER

MDSM-4

200 V

MDCG-4-22-33

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

59045-1-U-00-0

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

30 AT

.35@140VAC

25 AT

BOX; BULK

17.78 mm

3.3 inch

HERMETICALLY SEALED

4.32 mm

.5A@200VDC

105 Cel

.35 A

-40 Cel

.5 A

SOLDER

200 V

140 V

MDCG-4

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

12 AT

2.28 mm

HERMETICALLY SEALED

15.24 mm

.5A@200VDC

125 Cel

-40 Cel

3.9 kHz

.5 A

SOLDER

MDCG-4

200 V

MDSM-10

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-RIGHT ANGLE

SPST

25 AT

10 AT

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

-40 Cel

6.5 kHz

.5 A

SOLDER

MDSM-10

200 V

MDCG-4-32-38

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDCG-4-27-33

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDCG-4-17-28

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

38 AT

.35A@140VAC

12 AT

2.28 mm

15.24 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

3.9 kHz

TIN

.5 A

SOLDER

200 V

140 V

e3

MDSM-10B-10-15

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

15 AT

.35A@140VAC

10 AT

BULK

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

6.5 kHz

.5 A

SOLDER

200 V

140 V

MDSM-10R-10-25

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

25 AT

.35A@140VAC

10 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

6.5 kHz

.5 A

SOLDER

200 V

140 V

MDSM-10R-15-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.35A@140VAC

15 AT

TR, 13 INCH

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

6.5 kHz

.5 A

SOLDER

200 V

140 V

MDSM-10B-10-25

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

25 AT

.35A@140VAC

10 AT

BULK

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

6.5 kHz

.5 A

SOLDER

200 V

140 V

MDSM-10B-15-20

Littelfuse

DRY REED SWITCH

SURFACE MOUNT-STRAIGHT

SPST

20 AT

.35A@140VAC

15 AT

BULK

1.8 mm

HERMETICALLY SEALED

10.16 mm

.5A@200VDC

125 Cel

.35 A

-40 Cel

6.5 kHz

.5 A

SOLDER

200 V

140 V

DRS-50-57-68

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

68 AT

2.1A@280VAC

57 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-62-68

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

68 AT

2.1A@280VAC

62 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-57-63

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

63 AT

2.1A@280VAC

57 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-62-73

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

73 AT

2.1A@280VAC

62 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-42-53

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

53 AT

2.1A@280VAC

42 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-47-53

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

53 AT

2.1A@280VAC

47 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-47-68

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

68 AT

2.1A@280VAC

47 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-62-78

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

78 AT

2.1A@280VAC

62 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-67-73

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

73 AT

2.1A@280VAC

67 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-42-48

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

48 AT

2.1A@280VAC

42 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-67-83

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

83 AT

2.1A@280VAC

67 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-77-83

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

83 AT

2.1A@280VAC

77 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

DRS-50-47-58

Littelfuse

DRY REED SWITCH

THROUGH HOLE-STRAIGHT

SPST

58 AT

2.1A@280VAC

47 AT

BULK

5.25 mm

HERMETICALLY SEALED

50.8 mm

3A@400VDC

125 Cel

2.1 A

-40 Cel

.85 kHz

3 A

SOLDER

400 V

280 V

Magnetic Reed Switches

Magnetic reed switches are electrical switches that use a magnet to activate a pair of reed switches, which are thin, ferromagnetic metal blades that are hermetically sealed in a glass envelope. They are commonly used in a variety of applications, such as security systems, automotive electronics, and medical devices.

Magnetic reed switches consist of two reed switches that are positioned in close proximity to each other. When a magnetic field is applied to the switch, the reed switches attract each other, completing the electrical circuit. When the magnetic field is removed, the reed switches return to their original position, breaking the circuit.

Magnetic reed switches offer several advantages over other types of switches. They are highly reliable and have a long operational life, as they have no moving parts that can wear out or break down over time. They are also easy to install and operate, and they can be used in a wide range of applications.