Reed Relays DIL Packaged > HE700 HE700 Miniature Dual In-line Reed Relay Description The HE700 is a miniature reed relay in a DIL package with a choice of normally open, normally open high voltage, normally closed or changeover contacts capable of switching up to 300Vdc at 10W. It is available with 5V, 12V, and 24V coils and diode suppression and also available with magnetic shield option. Features * Miniature dual in-line package * Optional coil suppression diode to protect coil drive circuits * External magnetic shield option * Diode suppression option * RoHS Compliant * UL Recognized to UL 508 as an Industrial Control Switch Benefits Agency Approvals Agency * One relay, various contacts choices reducing space and cost without compromising flexibility * Lower power coil consumption than competing electromechanical devices. Agency File Number E47258 Note: Not all parts are UL Recognized. Contact Littelfuse for specific parts and agency approval ratings. * Hermetically sealed switching contact is immune to the effects of its environment * Transfer molded package gives maximum component protection Applications * Industrial Equipments * Instrumentation * Security Systems * Telecom Equipments * Process Control Systems Dimensions Dimensions in mm (inch) 19.05 (.750) 20.14 (.793) W H 0.51 (.020) 0.51 (.020) 10.16 NOM. (.400) 0.51NOM. (.020) 15.24 NOM. (.600) H 3.00 NOM. (.118) 10.16 NOM. (.400) 0.51NOM. (.020) 15.24 NOM. (.600) Fig. 1: HE700 0.25 NOM. (.010) 3.00 NOM. (.118) Fig. 2: HE751 9.52 (.375) Fig. 3: HE700 (All) Table 1: Dimension Relay Type HE700 Body Type L W H Transfer Molded 19.05 (.750) 7.22 (.284) 5.50 (.217) External Shield 20.14 (.793) 7.62 (.300) 5.82 (.229) (c) 2019 Littelfuse Revised: 10/29/19 Specifications are subject to change without notice. littelfuse.com Reed Relays DIL Packaged > HE700 HE700 Miniature Dual In-line Reed Relay Table 2: Electrical and Operating Characteristics @ 25C Column Number Contact Type Relay Types Contact Rating 5 Timing Environmental 2 3 4 Form A SPST, DPST Standard Form C SPDT-CO Standard Form A SPST High Voltage Form B SPST-NC Standard HE751 HE721 HE721, HE722 HE721C/E/R 1 Voltage Hold-off Resistance 1 4 Power, Switching Voltage, Switching Current, Switching Current, Carry Watt - max. Vdc - max. A - max. A - max. 10 200 0.5 1.2 5 175 0.25 1.5 10 300 0.5 1.2 10 200 0.5 1.5 Across Open Contacts Contacts to Coil Coil to E. Shield Between Isolated Terminals Vdc - min. Vac - min. Vac - min. Vac - min. 250 500 150 500 200 500 150 N/A 450 4000 N/A N/A 250 500 N/A N/A Contact, Initial Insulation Across Open Contacts Insulation Between Isolated Terminals max. min. min. 0.150 1010 1010 0.200 1010 1010 0.150 1010 1010 0.150 1010 1010 Operate Time Release Time ms - max. ms - max. 1.0 1.0 3.0 3.0 1.0 1.0 1.0 1.0 Temperature, Operating Temperature, Storage Vibration Resistance Shock Resistance C C G - max. 10-2000 Hz. G - max. 11 ms 1/2 sine -40 to +85 -40 to +105 20 50 -40 to +85 -40 to +105 20 50 -20 to +85 -40 to +105 20 50 -40 to +85 -40 to +105 20 50 Part Numbering System HE7X - X - X - X - XX Model Number HE72 - Standard HE75 - High Voltage Number of Contacts 1 and 2 Contact Type A - Form A (SPST-NO or DPST-NO) B - Form B (SPST-NC) C - Form C (SPDT-CO) E - Form C (SPDT-CO) alternate foot print 1 R - Form C (SPDT-CO) alternate foot print 2 General Options 00 - No Options 10 - Coil Suppression Diode 20 - Electrostatic Shield 30 - Coil Diode and E.S. Shield 40 - External Magnetic Shield 50 - External Magnetic Shield and Diode Standard Coil 05 - 5 Volt 12 - 12 Volt 24 - 24 Volt Note: Not all combinations of Part Number suffixes are available. Contact Littelfuse for details. (c) 2019 Littelfuse Revised: 10/29/19 Specifications are subject to change without notice. littelfuse.com Reed Relays DIL Packaged > HE700 HE700 Miniature Dual In-line Reed Relay Table 3: Coil Characteristics @ 25C Contact Form Electrical and Operating Characteristics Dimensions Part Number Nominal Coil Voltage Vdc Coil Resistance 10% Ohms Must Operate Vdc Must Release Vdc Maximum Coil Voltage Vdc 1A SPST-NO See Table 2 Column 1 Figure 1 HE721A0500 HE721A1200 HE721A2400 5 12 24 500 1000 2150 3.75 8.0 16.0 0.5 1.0 2.0 12 31 46 5 12 24 500 500 2150 3.75 9.0 18.0 0.5 1.0 2.0 6.5 14 28 Top View 2.54mm (0.1") Grid Dot on Case: Pin 1 Numbers not printed on case. Notes 1 and 2 1B SPST-NC See Table 2 Column 4 Figure 1 HE721B0500 HE721B1200 HE721B2400 1C SPDT-CO See Table 2 Column 2 Figure 1 HE721C0500 HE721C1200 HE721C2400 5 12 24 200 500 2000 3.75 8.0 16.0 0.5 1.0 2.0 14 22 44 1C SPDT-CO See Table 2 Column 2 Figure 1 HE721E0500 HE721E1200 HE721E2400 5 12 24 200 500 2000 3.75 8.0 16.0 0.5 1.0 2.0 14 22 44 1C SPDT-CO See Table 2 Column 2 Figure 1 HE721R0500 HE721R1200 HE721R2400 5 12 24 200 500 2000 3.75 8.0 16.0 0.5 1.0 2.0 14 22 44 2A DPST-NO See Table 2 Column 1 Figure 1 HE722A0500 HE722A1200 HE722A2400 5 12 24 200 500 2150 3.75 8.0 16.0 0.5 1.0 2.0 12 22 46 1A SPST-NO High Voltage See Table 2 Column 3 Figure 2 HE751A0500 HE751A1200 HE751A2400 5 12 24 500 1000 2150 3.75 8.0 16.0 0.5 1.0 2.0 12 31 46 Notes: 1. HE721B - Exceeding recommended voltage may cause contact reclosure. 2. Optional external magnetic shield not available on Form B relays. HE700 PCB LAYOUT (Bottom View) O0.61 HOLE (.024) Packaging 2.54 (.100) Packaging Packaging Quantity Option Specification 12.70 (.500) 15.24 (.600) Bulk Bulk 1000/5000 Quantity & Packaging Code Taping Width N/A N/A 7.62 (.300) Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics. (c) 2019 Littelfuse Revised: 10/29/19 Specifications are subject to change without notice. littelfuse.com