Littelfuse Inc. HE721A0510
- Part No.:
- HE721A0510
- Manufacturer:
- Littelfuse Inc.
- Category:
- Reed Relays
- Package:
- Datasheet:
-
HE721A0510.pdf
- Description:
- RELAY REED SPST 500MA 5V
- Quantity:
- Payment:

- Shipping:

Inventory:10,960
Please send an inquiry. Send us your inquiry, and we will respond immediately.
HE721A0510 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Littelfuse Inc.
- Series:
- HE700
- Packaging:
- Tube
- Product Status:
- Active
- Mounting Type:
- Through Hole
- Coil Voltage:
- 5VDC
- Contact Form:
- SPST-NO (1 Form A)
- Contact Rating (Current):
- 500 mA
- Switching Voltage:
- 200VDC - Max
- Coil Current:
- 10 mA
- Coil Type:
- Non Latching
- Features:
- Diode
- Termination Style:
- PC Pin
- Seal Rating:
- -
- Must Operate Voltage:
- 3.75 VDC
- Must Release Voltage:
- 0.5 VDC
- Operate Time:
- 1 ms
- Release Time:
- 1 ms
- Operating Temperature:
- -40°C ~ 85°C
- Contact Material:
- -
HE721A0510 FAQ
1.How can I place an order for HE721A0510 through Aetrix?
Please submit a Request for Quotation (RFQ) for HE721A0510 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for HE721A0510 reliable?
The price and inventory of HE721A0510 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HE721A0510 is usually 5 days.
3.What payment methods are accepted for HE721A0510?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HE721A0510 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HE721A0510?
HE721A0510 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HE721A0510 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for HE721A0510?
For technical support, including HE721A0510 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HE721A0510 requirements.
6.How does Aetrix verify that HE721A0510 is sourced from the original manufacturer or authorized distributors?
All HE721A0510 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that HE721A0510 meets industry standards.
7.What is the process for return or replacement of HE721A0510?
All HE721A0510 units undergo pre-shipment inspection (PSI). If there is an issue with HE721A0510, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The HE721A0510 part is unused and in its original packaging.
Return procedure for HE721A0510:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
HE721A0510 Tags

-
3570-1331-051
Comus International

-
3570-1331-053
Comus International

-
3570-1331-121
Comus International
-
9007-12-00
Coto Technology

-
3570-1331-123
Comus International

-
9007-05-01
Coto Technology
-
9007-05-00
Coto Technology

-
HE721A1200
Littelfuse Inc.

-
HE3621A0500
Littelfuse Inc.

-
HE751A0510
Littelfuse Inc.

-
HE721A0510
Littelfuse Inc.

-
3570-1333-051
Comus International
Tech Hub
MLCCs are widely used in power supply circuits, DC-DC converters, decoupling networks, RF filters, automotive modules, industrial controllers, and high-density digital hardware. Their low ESR, compact …
MLCC damage is a common reliability problem in modern electronics, especially in compact PCB layouts, power supply circuits, automotive modules, industrial controllers, and high-density computing hardw…
The SR626SW battery is a small silver oxide button cell commonly used in analog watches, compact electronic devices, calculators, small instruments, and other low-drain circuits. It is often searched u…
Practical guide to understanding LDO dropout voltage, calculating input margin, and ensuring stable output regulation. Includes tips on battery-powered designs, load effects, and using the LDO Dropout …
LDO regulators are widely used in embedded systems, analog circuits, industrial controllers, communication hardware, and low-noise power supplies. While LDOs are simple to use compared with switching r…
SCR silicon controlled rectifier guide covering SCR working principle, SCR circuits, symbols, triggering methods, testing procedures, motor control, dimmer circuits, and industrial power control applic…
A soldering iron is one of the most commonly used tools in electronics repair, PCB assembly, prototype development, and component replacement work. From simple through-hole boards to fine-pitch surface…
Resistor color code systems are used to identify the resistance value, tolerance, and sometimes the temperature coefficient of through-hole resistors.
Learn the basics of integrated circuits, analog and digital ICs, semiconductor technology, transistor integration, IC design flow, and the differences between integrated circuits and microprocessors.
A practical LR44 battery replacement guide covering common equivalents such as AG13, A76, SR44, 357, and L1154.
