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Home > Products > Integrated Circuits (ICs) > Specialized ICs > EVQ22704M
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EVQ22704M

Manufacturer Part Number:
EVQ22704M
Manufacturer / Brand
PANASO
Part of Description:
PANASO DIP
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 4300 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number EVQ22704M
Manufacturer / Brand PANASO
Stock Quantity 4300 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description PANASO DIP
Lead Free Status / RoHS Status: RoHS Compliant
RFQ EVQ22704M Datasheets EVQ22704M Details PDF
EVQ22704M Details PDF for FR.pdf
EVQ22704M Details PDF for KR.pdf
EVQ22704M Details PDF for DE.pdf
EVQ22704M Details PDF for IT.pdf
EVQ22704M Details PDF for ES.pdf
Condition New Original Stock
Warranty 100% Perfect Functions
Lead Time 2-3days after payment.
Payment Credit Card / PayPal / Telegraphic Transfer (T/T) / Western Union
Shipping by DHL / Fedex / UPS / TNT
Port HongKong
RFQ Email Info@IC-Components.com

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

What are the key design considerations when integrating the EVQ22704M relay into a high-vibration industrial control system, and how does its mechanical construction mitigate potential failure modes?
The EVQ22704M employs a solid-state internal contact design with reinforced coil windings and shock-absorbing mounting brackets optimized for DIP packaging. These features reduce microphonic effects and contact bounce under sustained vibration above 5G RMS, making it suitable for panel-mounted applications in factory automation where solder joint fatigue is a primary concern.
How does the coil drive voltage of the EVQ22704M affect compatibility with 3.3V logic interfaces, and what isolation or level-shifting strategies are recommended to ensure reliable switching without damaging the microcontroller output?
The EVQ22704M typically requires a 5V DC coil supply; direct connection to 3.3V logic may result in insufficient pull-in voltage, leading to chatter or non-triggering. Engineers should use an open-drain buffer stage with external pull-up to 5V, or implement optocoupled gate drivers such as the TLP281-4, ensuring transient protection via series resistors and flyback diodes.
When replacing legacy reed relays in legacy instrumentation equipment, what are the critical differences in contact bounce and arc suppression between the EVQ22704M and conventional reed types, and how do these impact signal integrity in precision measurement circuits?
Unlike reed relays, which exhibit microsecond-scale contact bounce and require snubber networks, the EVQ22704M uses solid-state contacts with inherent no-bounce characteristics and integrated RC suppression. This eliminates transient noise on low-level analog signals, reducing settling time errors in data acquisition systems by up to 80% compared to mechanical counterparts.
Can the EVQ22704M be used in continuous switching duty cycles exceeding 10,000 operations per hour, and what environmental factors accelerate contact degradation in such scenarios?
Yes, the EVQ22704M supports up to 100 million electrical operations at rated load under normal conditions. However, prolonged operation near maximum current (e.g., 125% of nominal) in elevated ambient temperatures (>60°C) accelerates silver migration and contact oxidation, necessitating derating and periodic inspection in high-duty-cycle environments.
What configuration methods are available for the EVQ22704M if manual override functionality is required in safety-critical control loops, and how does this affect certification compliance with IEC 61010?
The EVQ22704M supports hard-wired manual test points accessible through the DIP package’s exposed leads, allowing engineers to bypass control logic during commissioning. While this simplifies diagnostics, it introduces single-point failure risks; therefore, such configurations must include interlocks and be evaluated under IEC 61010-1 Clause 6.3.2 for accessibility and emergency stop requirements.
How does the operating temperature range of the EVQ22704M compare to similar DIP-packaged relays from competing manufacturers like Omron G6K or TE Connectivity 1FF, and what design trade-offs exist for long-term reliability in outdoor enclosures?
The EVQ22704M operates from -40°C to +85°C, matching industry standards. However, unlike epoxy-sealed competitors, its standard conformal-coated variant offers limited moisture resistance. In humid or corrosive environments, engineers should apply additional parylene coating or select encapsulated models to prevent dendritic growth and contact corrosion over 10+ year lifespans.
Is the EVQ22704M suitable for use in intrinsically safe circuits requiring ATEX/IECEx certification, and what modifications or testing protocols are necessary to achieve zone 2 compliance?
The base EVQ22704M model lacks intrinsic safety certifications and cannot be directly deployed in Zone 2 hazardous areas. To meet ATEX/IECEx standards, it must be mounted within a certified barrier enclosure with galvanic isolation and current limiting, and undergo type approval testing including spark energy analysis and thermal runaway verification per EN 60079-11.
When migrating from discrete transistor-based relay drivers to the EVQ22704M in legacy PCB designs, what footprint compatibility issues arise due to pin spacing and what layout adjustments minimize crosstalk in mixed-signal boards?
The EVQ22704M uses a 0.3" DIP pitch compatible with standard IC sockets but has longer lead lengths than surface-mount equivalents, increasing parasitic inductance. For mixed-signal layouts, place the device away from sensitive analog traces, route power and ground planes separately, and add 100nF ceramic capacitors within 5mm of the coil terminals to suppress EMI coupling.

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