MDRR-DT Series - 14.7mm Changeover Reed Switch

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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

A miniature changeover switch with a 14.73mm long x 2.54mm diameter (0.580" x 0.100") glass envelope. Capable of switching 175Vdc at 5W. Available sensitivity range of 15-30 AT. Insulation resistance of 1 Gigaohm minimum and contact resistance of less than 100 milliohms. Available in surface mount version (MDSM-DT). Ideally suited for reed relays, security, limit sensing, telecom and office equipment.

Features:

  • Miniature SPDT changeover switch capable of switching 175Vdc or 0.25A at up to 5 Watts
  • Available sensitivity range of 15-30 AT

Benefits:

  • Hermetically sealed switch contacts are not affected by and have no effect on their external environment
  • Can be used as changeover or normally closed contact
  • Zero operating power required for contact closure
  • Excellent for switching micro-controller logic level loads

Applications:

  • Position sensing
  • Industrial controls
  • Office equipment
  • Home appliances

Access specifications, certifications, check availability and order parts below

Catalog #Switching Power (W)Switching Voltage (V DC)Switching Current (A DC)Breakdown Voltage (V DC)Max Contact Resistance (Ω)Magnetic Sensitivity (AT)Body Length (mm)Overall Length (mm)Switch TypeOperating TemperaturePartner ECAD ModelsStockSamplesCompare
MDRR-DT-10-15-F51750.252000.110 to 1514.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-10-15-FCheckOrder
MDRR-DT-10-15-U51750.252000.110 to 1514.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-10-15-UCheckOrder
MDRR-DT-10-20-F51750.252000.110 to 2014.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-10-20-FCheck
MDRR-DT-10-20-U51750.252000.110 to 2014.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-10-20-UCheck
MDRR-DT-15-20-F51750.252000.115 to 2014.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-15-20-FCheckOrder
MDRR-DT-15-20-U51750.252000.115 to 2014.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-15-20-UCheckOrder
MDRR-DT-15-25-F51750.252000.115 to 2514.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-15-25-FCheck
MDRR-DT-15-25-U51750.252000.115 to 2514.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-15-25-UCheckOrder
MDRR-DT-15-30-F51750.252000.115 to 3014.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-15-30-FCheckOrder
MDRR-DT-15-30-U51750.252000.115 to 3014.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-15-30-UCheckOrder
MDRR-DT-20-25-F51750.252000.120 to 2514.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-20-25-FCheckOrder
MDRR-DT-20-25-U51750.252000.120 to 2514.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-20-25-UCheckOrder
MDRR-DT-20-30-F51750.252000.120 to 3014.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-20-30-FCheckOrder
MDRR-DT-20-30-U51750.252000.120 to 3014.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-20-30-UCheckOrder
MDRR-DT-20-35-F51750.252000.120 to 3514.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-20-35-FCheckOrder
MDRR-DT-20-35-U51750.252000.120 to 3514.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-20-35-UCheck
MDRR-DT-25-30-F51750.252000.125 to 3014.7351.66C:SPDT-CO-40° to 125°CMDRR-DT-25-30-FCheckOrder
MDRR-DT-25-30-U51750.252000.125 to 3014.7352.48C:SPDT-CO-40° to 125°CMDRR-DT-25-30-UCheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
MDRR-DT-10-15-F MDRR-DT 1156 10-15 F RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDRR-DT-10-15-U MDRR-DT 1156 10-15 U RoHS No 08/10/2014 PbFree No 08/10/2014 Yes
08/10/2014
MDRR-DT-15-20-F MDRR-DT 1156 15-20 F RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDRR-DT-15-20-U MDRR-DT 1156 15-20 U RoHS No 08/10/2014 PbFree No 08/10/2014 Yes
08/10/2014
MDRR-DT-15-25-U MDRR-DT 1156 15-25 U RoHS No 02/07/2014 PbFree No 02/07/2014 Yes
02/07/2014
MDRR-DT-15-30-F MDRR-DT 1156 15-30 F RoHS No 09/11/2017 PbFree No 09/11/2017 Yes
09/11/2017
MDRR-DT-15-30-U MDRR-DT 1156 15-30 U RoHS No 01/02/2017 PbFree No 01/02/2017 Yes
01/02/2017
MDRR-DT-20-25-F MDRR-DT 1156 20-25 F RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDRR-DT-20-25-U MDRR-DT 1156 20-25 U RoHS No 08/10/2014 PbFree No 08/10/2014 Yes
08/10/2014
MDRR-DT-20-30-F MDRR-DT 1156 20-30 F RoHS No 02/07/2014 PbFree No 02/07/2014 Yes
02/07/2014
MDRR-DT-20-30-U MDRR-DT 1156 20-30 U RDSW RoHS No 12/03/2013 PbFree No 12/03/2013 Yes
12/03/2013
MDRR-DT-20-35-F MDRR-DT 1156 20-35 F RoHS No 02/07/2014 PbFree No 02/07/2014 Yes
02/07/2014
MDRR-DT-25-30-F MDRR-DT 1156 25-30 F RoHS No 02/01/2016 PbFree No 02/01/2016 Yes
02/01/2016
MDRR-DT-25-30-U MDRR-DT 1156 25-30 U RoHS No 08/10/2014 PbFree No 08/10/2014 Yes
08/10/2014
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