AQV251A is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Panasonic Industry
In Stock: 7,634
Unit Price: $4.88000
Datasheet

Parametric Equivalent


Panasonic Industry
In Stock: 2,810
Unit Price: $5.03000
Datasheet
Solid State Photo-Coupled Relay (Photorelay) SPST-NO (1 Form A) 6-SMD (0.300", 7.62mm)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Solid State Photo-Coupled Relay (Photorelay) SPST-NO (1 Form A) 6-SMD (0.300", 7.62mm)
6-DIP SMD Pkg
Relay Basics - Another Teaching Moment | DigiKey Electronics

AQV251A

DigiKey Part Number
255-1552-5-ND
Manufacturer
Manufacturer Product Number
AQV251A
Description
SSR RELAY SPST-NO 500MA 0-40V
Manufacturer Standard Lead Time
28 Weeks
Customer Reference
Detailed Description
Solid State Photo-Coupled Relay (Photorelay) SPST-NO (1 Form A) 6-SMD (0.300", 7.62mm)
Datasheet
 Datasheet
EDA/CAD Models
AQV251A Models
Product Attributes
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Category
Voltage - Load
0 V ~ 40 V
Mfr
Load Current
500 mA
Series
On-State Resistance (Max)
1 Ohms
Packaging
Tube
Termination Style
Gull Wing
Part Status
Active
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
Relay Type
Photo-Coupled Relay (Photorelay)
Supplier Device Package
6-SMD
Circuit
Approval Agency
UR
Output Type
AC, DC
Base Product Number
Voltage - Input
1.14VDC
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AQV251AXPanasonic Industry7,634255-AQV251AXTR-ND$4.88000Parametric Equivalent
AQV251AZPanasonic Industry2,810255-6022-2-ND$5.03000Parametric Equivalent
In-Stock: 0
50 expected in stock on 08-Dec-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$6.09000$6.09
10$5.42800$54.28
25$5.18360$129.59
50$5.00580$250.29
100$4.83410$483.41
250$4.61596$1,153.99
500$4.45738$2,228.69
1,000$4.30417$4,304.17
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.