DRR-129 LITTELFUSE
Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 2
Technical content
Features
- Normally open switch
- Capable of switching 400Vdc or 3.0A at up to 100W
- Minimum voltage breakdown 600Vdc
- Available sensitivity range 42-83 AT Benefits
- Hermetically sealed switch contacts are not affected by and have no effect on their external environment
- Capable of switching European mains voltage
- Zero operating power required for contact closure
Applications
- Security
- Limit switching
- Industrial safety applications Dimensions Dimensions in mm (inch) High Power > DRR-129 RoHS Note: SPST-NO = Single-pole, single-throw, normally open Electrical Ratings Contact Rating 1 W/VA - max. 100 Voltage 3 Switching 2 Breakdown 4 Vdc - max. Vac - max. Vdc - min. 400 280 600 Current 3 Switching 2 Carry Adc - max. Aac - max. Adc - max. 3.0 2.1 6.0 Resistance Contact, Initial Insulation Ω - max. Ω - min. 0.100 1010 Capacitance Contact pF - typ. 0.6 Temperature Operating Storage 5 -40 to +125 -65 to +125 Notes: 1. Contact rating - Product of the switching voltage and current should never exceed the wattage rating. Contact Littelfuse for additional load/life information. 2. When switching inductive and/or capacitive loads, the effects of transient voltages and/or currents should be considered. Refer to Application Notes AN108A and AN107 for details. 3. Electrical Load Life Expectancy - Contact Littelfuse with voltage, current values along with type of load. 4. Breakdown Voltage - per MIL-STD-202, Method 301. 5. Storage Temperature - Long time exposure at elevated temperature may degrade solderability of the leads 41.27 (1.625) REF.12.70 (.500) REF. 15.24 (.600) MIN. 50.80 (2.000) MAX. 82.55 (3.250) MAX. 5.25 (.207) MAX. 0.53 (.021) REF. CL OF OVERLAP
littelfuse.com © 2015 Littelfuse Specifications are subject to change without notice. littelfuse.com © 2015 Littelfuse Specifications are subject to change without notice. Drop-Out vs. Pull-In Chart Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code Taping Width Bulk Bulk 1000 N/A N/A Product Characteristics Operating Characteristics Operate Time 1 4.5ms - max. Release Time 1 2.5ms - max. Shock 2 11ms 1∕2 sine wave 100G - max. Vibration 2 50-2000 Hertz 30G - max. Resonant Frequency Hz - typ. 850Hz - typ. Part Numbering System Notes: 1. Operate (including bounce)/Release Time - per EIA/NARM RS-421-A,diode suppressed coil (Coil II). 2. Shock and Vibration - per EIA/NARM RS-421-A and MIL-STD-202. 3. Pull-In Range - Contact Littelfuse for narrower AT ranges available. 4. Rating Sensitivity - The value at which contact ratings and operating characteristics are determined. Derating may be required below this value. 5. Custom modifications of forming and/or cutting of reed switches are available. Please contact Littelfuse. Axial Lead Reed Switches High Power > DRR-129 DRR-129 50.8mm Close-Differential Reed Switch DRR-129-42-83 Series AT Range 42-48 AT 42-53 AT 42-83 AT 47-53 AT 47-58 AT 47-68 AT 57-63 AT 57-68 AT 62-68 AT 62-78 AT 67-73 AT 67-83 AT 77-83 AT 62-73 AT Example: 42-83 AT product is DRR-129-42-83 Note: Chart represents the range of Drop-Out, min to max for a given Pull-In value. Note: These AT values are the before-modification values of the bare reed switch. Magnetic Characteristics Pull-In Range 3 Ampere Turns 42-83 Rating Sensitivity 4 Ampere Turns 60 Test Coil L4988 Additional Information Datasheet SamplesResources 100 Pull-In (AT, L4989 Coil) Drop-Out (AT, L4989 Coil) 20 30 40 50 60 70 80 90 Max. Min.