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Relays / Reed Relays / HE3621A0500
Datasheets
HE3621A0500 by:

Dry Reed Relay, SPST, Momentary, 0.01A (Coil), 5VDC (Coil), 50mW (Coil), 0.5A (Contact), 200VDC (Contact), DC Input, DC Output, Through Hole-Straight Mount,

Part Details for HE3621A0500 by Littelfuse Inc

Results Overview of HE3621A0500 by Littelfuse Inc

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HE3621A0500 Information

HE3621A0500 by Littelfuse Inc is a Reed Relay.
Reed Relays are under the broader part category of Relays.

A relay is an electromechanical switch that uses an electrical signal to open or close circuits, protecting systems from overcurrents or voltage surges. They are used in a variety of applications, including lighting control, telecommunication, automotive systems, and power protection. Read more about Relays on our Relays part category page.

Price & Stock for HE3621A0500

Part # Distributor Description Stock Price Buy
DISTI # 87F1417
Newark Relay, Reed, Spst-No, 200V, 0.5A, Tht, Contact Configuration:Spst-No, Coil Voltage:5Vdc, Product Range:He3600 Series, Relay Mounting:Through Hole, Coil Resistance:500Ohm, Switching Current Max:500Ma, Switching Voltage Max:200V Rohs Compliant: Yes |Littelfuse HE3621A0500 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 2318
  • 1 $1.2700
  • 25 $1.0900
  • 100 $1.0100
  • 250 $0.9670
  • 500 $0.9340
  • 1,000 $0.9020
  • 2,500 $0.8660
  • 5,000 $0.8310
$0.8310 / $1.2700 Buy Now
DISTI # 20X0099
Newark Reed Relay, He3600 Series, 5 Vdc, 500 Ohm, 500 Ma, 200 V, Spst-No Rohs Compliant: Yes |Littelfuse HE3621A0500 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 1 $1.3500
  • 25 $1.3300
  • 100 $1.3100
  • 250 $1.3000
  • 500 $1.2800
  • 1,000 $1.2700
  • 2,500 $1.2600
  • 5,000 $1.2400
$1.2400 / $1.3500 Buy Now
DISTI # HE206-ND
DigiKey RELAY REED SPST 500MA 5V Min Qty: 1 Lead time: 33 Weeks Container: Tube 14911
In Stock
  • 1 $1.3000
  • 10 $1.1600
  • 25 $1.1080
  • 50 $1.0702
  • 100 $1.0337
  • 250 $0.9871
  • 500 $0.9533
  • 1,000 $0.9206
  • 5,000 $0.8488
$0.8488 / $1.3000 Buy Now
DISTI # 934-HE3621A0500
Mouser Electronics Reed Relays REED RELAY RoHS: Compliant 8996
  • 1 $1.3000
  • 10 $1.1600
  • 20 $1.1100
  • 50 $1.0800
  • 100 $1.0500
$1.0500 / $1.3000 Buy Now
DISTI # V36:1790_06438764
Arrow Electronics Reed Relay 5VDC 500Ohm 0.5A SPST-NO( (19.05mm 5.08mm 7.62mm)) THT Dry RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 27 Weeks Americas - 8875
  • 100 $0.8754
  • 500 $0.8526
  • 1,000 $0.8301
  • 3,000 $0.8218
  • 5,000 $0.7796
  • 10,000 $0.7718
$0.7718 / $0.8754 Buy Now
DISTI # 72244598
RS Reed Relay, HE3600 Series, SPST-NO, 500mA, Through Hole, PC Pin Min Qty: 1 Package Multiple: 1 Container: Bulk 800
  • 1 $1.3100
  • 10 $1.2200
  • 25 $1.1600
  • 50 $1.0900
  • 100 $1.0200
$1.0200 / $1.3100 Buy Now
Future Electronics HE3600 Series Subminiature SIP 0.5 A SPST-NO 5 VDC PCB Mount Reed Relay RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Lead time: 35 Weeks Container: Tube 8002
Tube
  • 1 $0.9550
  • 40 $0.9250
  • 150 $0.9000
  • 400 $0.8800
  • 1,500 $0.8350
$0.8350 / $0.9550 Buy Now
Future Electronics HE3600 Series Subminiature SIP 0.5 A SPST-NO 5 VDC PCB Mount Reed Relay RoHS: Compliant pbFree: Yes Min Qty: 4200 Package Multiple: 700 Lead time: 35 Weeks Container: Tube 0
Tube
  • 700 $0.8750
  • 1,400 $0.8650
  • 2,100 $0.8550
  • 2,800 $0.8500
  • 3,500 $0.8350
$0.8350 / $0.8750 Buy Now
Onlinecomponents.com Reed Relay, HE3600 Series, 5 VDC, 500 ohm, 500 mA, 200 V, SPST-NO RoHS: Compliant 48 Partner Stock
  • 1 $2.5740
  • 100 $2.3400
  • 250 $2.1500
  • 500 $2.0900
  • 1,000 $1.8900
  • 2,500 $1.7600
  • 5,000 $1.7100
  • 7,500 $1.6500
$1.6500 / $2.5740 Buy Now
DISTI # 87766512
Verical Reed Relay 5VDC 500Ohm 0.5A SPST-NO( (19.05mm 5.08mm 7.62mm)) THT Dry RoHS: Compliant Min Qty: 50 Package Multiple: 25 Date Code: 2447 Americas - 4400
  • 50 $1.5556
  • 2,200 $1.4214
  • 3,300 $1.3226
  • 4,400 $1.2474
$1.2474 / $1.5556 Buy Now
DISTI # 87603375
Verical Reed Relay 5VDC 500Ohm 0.5A SPST-NO( (19.05mm 5.08mm 7.62mm)) THT Dry RoHS: Compliant Min Qty: 31 Package Multiple: 1 Americas - 225
  • 31 $2.3100
  • 100 $2.2680
$2.2680 / $2.3100 Buy Now
Quest Components RELAY REED SUBMIN SIP SPST-NO 5V 1686
  • 1 $1.4438
  • 832 $0.6641
  • 1,507 $0.6064
$0.6064 / $1.4438 Buy Now
DISTI # HE3621A0500
TTI Reed Relays REED RELAY RoHS: Compliant pbFree: Pb-Free Min Qty: 25 Package Multiple: 25 Container: Tube Americas - 16975
In Stock
  • 25 $1.1000
  • 50 $1.0400
  • 100 $0.7800
$0.7800 / $1.1000 Buy Now
Future Electronics HE3600 Series Subminiature SIP 0.5 A SPST-NO 5 VDC PCB Mount Reed Relay Min Qty: 1 Package Multiple: 1 8002
null
  • 1 $1.0400
  • 40 $1.0100
  • 150 $0.9800
  • 400 $0.9600
  • 1,500 $0.9100
$0.9100 / $1.0400 Buy Now
Future Electronics HE3600 Series Subminiature SIP 0.5 A SPST-NO 5 VDC PCB Mount Reed Relay Min Qty: 700 Package Multiple: 700 25
null
  • 25 $1.2500
  • 1,400 $1.2400
  • 2,800 $1.2300
  • 3,500 $1.2200
$1.2200 / $1.2500 Buy Now
DISTI # HE3621A0500
TME Relay: reed switch, SPST-NO, Ucoil: 5VDC, 500mA, max.200VDC, 10W Min Qty: 1 251
  • 1 $2.6200
  • 5 $1.7600
  • 25 $1.7000
  • 100 $1.6400
  • 500 $1.5800
$1.5800 / $2.6200 Buy Now
New Advantage Corporation HE3600 Series Subminiature SIP 0.5 A SPST-NO 5 VDC PCB Mount Reed Relay RoHS: Compliant Min Qty: 1 Package Multiple: 25 6400
  • 100 $1.7300
  • 6,400 $1.6000
$1.6000 / $1.7300 Buy Now

Part Details for HE3621A0500

HE3621A0500 CAD Models

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HE3621A0500 Part Data Attributes

Parametric Data
HE3621A0500 Littelfuse Inc
Buy Now Datasheet
Compare Parts:
HE3621A0500 Littelfuse Inc Dry Reed Relay, SPST, Momentary, 0.01A (Coil), 5VDC (Coil), 50mW (Coil), 0.5A (Contact), 200VDC (Contact), DC Input, DC Output, Through Hole-Straight Mount,
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer LITTELFUSE INC
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8536.49.00.50
Samacsys Manufacturer LITTELFUSE
Body Breadth 5.65 mm
Body Height 7.87 mm
Body Length or Diameter 19.7 mm
Coil Current(DC)-Max 0.01 A
Coil Operate Voltage(DC) 3.75 V
Coil Power 50 mW
Coil Release Voltage(DC) 0.5 V
Coil Resistance 500 Ω
Coil Voltage(DC)-Max 14 V
Coil Voltage-Nom 5 V
Coil/Input Supply Type DC
Contact Current(DC)-Max 0.5 A
Contact (DC) Max Rating R Load 0.5A@200VDC
Contact Resistance 150 mΩ
Contact Voltage(DC)-Max 200 V
Contact/Output Supply Type DC
Input Switching Control Type Random
Insulation Resistance 10000000000 Ω
Mounting Feature THROUGH HOLE-STRAIGHT
Number of Terminals 4
Operate Time 1 ms
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Physical Dimension 19.7mm x 5.65mm x 7.87mm
Reference Standard CUL; UL
Relay Action MOMENTARY
Relay Form 1 FORM A
Relay Function SPST
Relay Type DRY REED RELAY
Release Time 1 ms
Sealing HERMETICALLY SEALED
Surface Mount NO
Terminal Length 0.002999745999491999 inch
Termination Type SOLDER

HE3621A0500 Related Parts

HE3621A0500 Frequently Asked Questions (FAQ)

  • The recommended PCB layout and land pattern for the HE3621A0500 can be found in the Littelfuse application note AN9313. It provides guidelines for optimal performance, including pad sizes, spacing, and thermal considerations.

  • The HE3621A0500 has built-in overvoltage protection (OVP) and overcurrent protection (OCP) features. In the event of an overvoltage condition, the device will limit the output voltage to prevent damage. Similarly, if an overcurrent condition is detected, the device will reduce the output current to prevent damage.

  • Littelfuse recommends using a low-ESR ceramic capacitor with a value of 10uF to 22uF for the input capacitor. This helps to filter out noise and ensure stable operation.

  • The HE3621A0500 is rated for operation up to 125°C. However, it's essential to consider the derating curves and thermal management strategies to ensure reliable operation in high-temperature environments.

  • Yes, Littelfuse recommends following proper EMI/EMC design practices, such as using a shielded enclosure, minimizing loop areas, and using EMI filters to ensure compliance with relevant standards.

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