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ST4-40-2.50-L-D-P-TR

Name: Samtec ST4-40-2.50-L-D-P-TR
Brand: Samtec
SKU: 200-ST4402.50LDPTR
Price: 7.66 CAD
Availability: InStock

Images are for reference only
See Product Specifications

Mouser #:

200-ST4402.50LDPTR

Mfr. #:

ST4-40-2.50-L-D-P-TR

Mfr.:

Samtec

Description:

Board to Board & Mezzanine Connectors 0.40 mm Micro Blade & Beam Ultra Fine Pitch Header

ECAD Model:

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More Information

Learn more about Samtec ST4-40-2.50-L-D-P-TR

In Stock: 238

Stock:: 238

Can Ship Immediately

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On Order:: 850

Expected 2026-03-04
Factory Lead-Time:: 1

Week Estimated factory production time for quantities greater than shown.

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Minimum: 1 Multiples: 1

Unit Price:

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Ext. Price:

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Est. Tariff:

Packaging:

Full Reel (Order in multiples of 850)

Cut Tape

MouseReel™ (+$8.50)

Pricing (CAD)

Qty.	Unit Price	Ext. Price
Cut Tape / MouseReel™ ^†
	$7.66	$7.66
	$7.02	$351.00
	$6.59	$659.00
	$5.94	$1,485.00
Full Reel (Order in multiples of 850)
	$5.19	$4,411.50
	$4.54	$7,718.00
	$4.09	$17,382.50

† $8.50 MouseReel™ fee will be added and calculated in your shopping cart. All MouseReel™ orders are non-cancellable and non-returnable. ↩

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Product Attribute	Attribute Value	Select Attribute
Manufacturer:	Samtec
Product Category:	Board to Board & Mezzanine Connectors
RoHS:
Product:	Headers
Number of Positions:	80 Position
Pitch:	0.4 mm (0.016 in)
Number of Rows:	2 Row
Termination Style:	Solder
Mounting Angle:	Vertical
Stack Height:	5.5 mm, 6 mm
Current Rating:	1.6 A
Voltage Rating:	155 VAC
Maximum Data Rate:	28 Gbps
Minimum Operating Temperature:	- 55 C
Maximum Operating Temperature:	+ 125 C
Contact Plating:	Gold
Contact Material:	Phosphor Bronze
Housing Material:	Liquid Crystal Polymer (LCP)
Series:	ST4
Packaging:	Reel
Packaging:	Cut Tape
Packaging:	MouseReel
Application:	Power, Signal
Brand:	Samtec
Data Rate:	28 Gbps
Flammability Rating:	UL 94 V-0
Mounting Style:	SMD/SMT
Product Type:	Board to Board & Mezzanine Connectors
Factory Pack Quantity:	850
Subcategory:	Board to Board & Mezzanine Connectors
Tradename:	Razor Beam LP
Unit Weight:	98.140 mg

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Models

ST4-40-2.50-L-D-P-TR Symbol & Footprint by SnapMagic

Specification Sheets

Technical Resources

Test Report (PDF)

CAHTS:: 8536690020
CNHTS:: 8536901100
USHTS:: 8536694040
JPHTS:: 853669000
KRHTS:: 8536691000
TARIC:: 8536693000
MXHTS:: 8536699999
BRHTS:: 85366990
ECCN:: EAR99

Ultra Micro Interconnects

Samtec Ultra Micro Interconnects offer a stack height as low as 2.31mm and pitches of 0.4mm, 0.5mm, 0.635mm, and 0.8mm. One to four rows are available, and termination styles include solder, solder balls, and solder pin. Samtec Ultra Micro Interconnects are available in several mounting angles, including horizontal, right, straight, and vertical. The product lineup features connectors, headers, receptacles, sockets, and hermaphroditic connectors.

SS4/ST4 0.40mm Ultra-Fine-Pitch Connectors

Samtec SS4 / ST4 0.40mm Ultra-Fine-Pitch Connectors deliver up to 28Gbps performance and are available with up to 100 I/Os and stack heights ranging from 4mm to 6mm. These slim-footprint connectors are designed for board-to-board connections where space is at a premium. The connectors are manufactured on an ultra-fine 0.40mm pitch and come in a vertical configuration. These Razor Beam™ LP family connectors are engineered to save space on the X, Y, and Z axes. The SS4 sockets mate with the ST4 headers and vice-versa. Samtec SS4 / ST4 0.40mm Ultra-Fine-Pitch Connectors operate in a -55°C to +125°C temperature range and are ideal for applications such as 5G networking, test connectivity, artificial intelligence (AI) and machine learning, broadcast videos, medical, and more.

Ultra-Micro Connector Solutions

Samtec Ultra-Micro Connector Solutions feature Razor Beam™ LP ultra-micro blade and beam fine-pitch connectors available on 0.40mm and 0.50mm pitches with stack heights as low as 2mm. These connectors are ideal for small and fast applications, offering speeds up to 56Gbps PAM4 (SS5/ST5). The connectors feature a slim body design and are engineered to save space on the X, Y, and Z axes. Samtec Ultra-Micro Connector Solutions products can be utilized at both the component level and system level to ensure full system optimization. Applications include 5G networking, military/aerospace, medical, artificial intelligence (AI), machine learning, instrumentation, and more.

Flexible Stacking Connectors

Samtec Flex Stacking Board Connectors feature a large variety of board-to-board connectors with design flexibility. These Samtec board-to-board connector systems are available in a variety of pitches, densities, stack heights, orientations, and other standard or modified options, making it easy to find the right connector for any application. Flex-Stack options include one-piece, low profile pass-through, elevated, hermaphroditic, shrouded, coplanar, parallel, and perpendicular. Post heights are adjustable in increments of 0.005” (0.13mm).

SS4/ST4 Micro Blade & Beam Headers & Sockets

Samtec SS4 / ST4 Micro Blade and Beam Headers and Sockets feature an ultra-fine 0.40mm pitch and a slim body design for increased board space savings. Both SS4 and ST4 connectors are intermateable with each other as well as compatible with mPOWER™ products for power / signal flexibility. Other features include 28Gbps performance, 1.6A current rating per pin (2 pins powered), 10 to 50 positions per row, and up to 100 I/Os. Samtec SS4 / ST4 Micro Blade and Beam Headers and Sockets have stack heights from 4mm to 6mm and operate in a -55°C to +125°C temperature range.