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EATON
STN254033UL33
Product Description: EATON ELECTRONICS TVS ESD Suppressor - Part Number: STN254033UL33
The STN254033UL33 is a high-performance TVS diode array ESD suppressor manufactured by EATON ELECTRONICS . Designed for robust electrostatic discharge protection, this device is suitable for a wide range of electronic applications including serial ATA, PCI express, USB interfaces, HDMI, DisplayPort, and more.
Key Features
Solid-state silicon-avalanche technology for reliable ESD suppression
Supports up to four I/O lines of protection
Low operating and clamping voltage for enhanced circuit safety
Ultra low capacitance and leakage current to minimize signal distortion
Moisture sensitivity level (MSL): 3
Molding compound flammability rating: UL 94V-0
Termination finish: Ni/Pd/Au for durable connections
Electrical and Mechanical Specifications
Parameter
Symbol
Value
Unit
Peak pulse power dissipation (8/20 μs)
Ppp
30
W
ESD protection (Air)
±15
kV
ESD protection (Contact)
±15
kV
Reverse working voltage
V RWM
3.3
V
Reverse leakage current
I R
0.1 - 1.0
μA
Clamping voltage (1 A)
C
8 - 9
V
Junction capacitance
C J
0.33 - 0.39
pF
Mechanical & Packaging Details
Dimension
Minimum
Typical
Maximum
Inches
A
0.018
0.026
A1
0.000
0.002
A2
0.006
REF
b
0.006
0.010
b1
0.014
0.018
D
0.096
0.100
E
0.037
0.041
E1
0.012
0.024
This product is supplied in tape and reel packaging, with 3,000 parts per 7” diameter reel (EIA-481 compliant). For detailed mechanical dimensions and further specifications, please refer to the datasheet .
Additional Information
Operating junction temperature range: -55°C to +125°C
Storage temperature range: -55°C to +150°C
Lead soldering temperature: +260°C for 10 seconds
Note: This description is based on provided data. For more detailed specifications and application guidance, please consult the datasheet linked above.
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Designed for robust electrostatic discharge protection, this device is suitable for a wide range of electronic applications including serial ATA, PCI express, USB interfaces, HDMI, DisplayPort, and more.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSolid-state silicon-avalanche technology for reliable ESD suppression\u003c\/li\u003e\n \u003cli\u003eSupports up to four I\/O lines of protection\u003c\/li\u003e\n \u003cli\u003eLow operating and clamping voltage for enhanced circuit safety\u003c\/li\u003e\n \u003cli\u003eUltra low capacitance and leakage current to minimize signal distortion\u003c\/li\u003e\n \u003cli\u003eMoisture sensitivity level (MSL): 3\u003c\/li\u003e\n \u003cli\u003eMolding compound flammability rating: UL 94V-0\u003c\/li\u003e\n \u003cli\u003eTermination finish: Ni\/Pd\/Au for durable connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eSymbol\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003cth\u003eUnit\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePeak pulse power dissipation (8\/20 μs)\u003c\/td\u003e\n \u003ctd\u003ePpp\u003c\/td\u003e\n \u003ctd\u003e30\u003c\/td\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eESD protection (Air)\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e±15\u003c\/td\u003e\n \u003ctd\u003ekV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eESD protection (Contact)\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e±15\u003c\/td\u003e\n \u003ctd\u003ekV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eReverse working voltage\u003c\/td\u003e\n \u003ctd\u003eV RWM\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003eV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eReverse leakage current\u003c\/td\u003e\n \u003ctd\u003eI R\u003c\/td\u003e\n \u003ctd\u003e0.1 - 1.0\u003c\/td\u003e\n \u003ctd\u003eμA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eClamping voltage (1 A)\u003c\/td\u003e\n \u003ctd\u003eC\u003c\/td\u003e\n \u003ctd\u003e8 - 9\u003c\/td\u003e\n \u003ctd\u003eV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eJunction capacitance\u003c\/td\u003e\n \u003ctd\u003eC J\u003c\/td\u003e\n \u003ctd\u003e0.33 - 0.39\u003c\/td\u003e\n \u003ctd\u003epF\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Packaging Details\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension\u003c\/th\u003e\n \u003cth\u003eMinimum\u003c\/th\u003e\n \u003cth\u003eTypical\u003c\/th\u003e\n \u003cth\u003eMaximum\u003c\/th\u003e\n \u003cth\u003eInches\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA\u003c\/td\u003e\n \u003ctd\u003e0.018\u003c\/td\u003e\n \u003ctd\u003e0.026\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA1\u003c\/td\u003e\n \u003ctd\u003e0.000\u003c\/td\u003e\n \u003ctd\u003e0.002\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA2\u003c\/td\u003e\n \u003ctd\u003e0.006\u003c\/td\u003e\n \u003ctd\u003eREF\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eb\u003c\/td\u003e\n \u003ctd\u003e0.006\u003c\/td\u003e\n \u003ctd\u003e0.010\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eb1\u003c\/td\u003e\n \u003ctd\u003e0.014\u003c\/td\u003e\n \u003ctd\u003e0.018\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eD\u003c\/td\u003e\n \u003ctd\u003e0.096\u003c\/td\u003e\n \u003ctd\u003e0.100\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eE\u003c\/td\u003e\n \u003ctd\u003e0.037\u003c\/td\u003e\n \u003ctd\u003e0.041\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eE1\u003c\/td\u003e\n \u003ctd\u003e0.012\u003c\/td\u003e\n \u003ctd\u003e0.024\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eThis product is supplied in tape and reel packaging, with 3,000 parts per 7” diameter reel (EIA-481 compliant). For detailed mechanical dimensions and further specifications, please refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-stn254033ul33-and-stn254033ul50-tvs-diode-array-esd-suppressor-data-sheet.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eOperating junction temperature range: -55°C to +125°C\u003c\/p\u003e\n\u003cp\u003eStorage temperature range: -55°C to +150°C\u003c\/p\u003e\n\u003cp\u003eLead soldering temperature: +260°C for 10 seconds\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: This description is based on provided data. For more detailed specifications and application guidance, please consult the datasheet linked above.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T05:12:09+05:30","created_at":"2025-08-16T05:12:10+05:30","vendor":"Waldom Electonics","type":"","tags":["3 V","EATON-ELE","IMPORT_CSV","IMPORT_PT2","TVS","WLDM"],"price":2231,"price_min":2231,"price_max":2231,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50626350317885,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"STN254033UL33","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"STN254033UL33","public_title":null,"options":["Default Title"],"price":2231,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"STN254033UL33","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/54934007.jpg?v=1755301332"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54934007.jpg?v=1755301332","options":["Title"],"media":[{"alt":null,"id":45862431883581,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54934007.jpg?v=1755301332"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54934007.jpg?v=1755301332","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description: EATON ELECTRONICS TVS ESD Suppressor - Part Number: STN254033UL33\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSTN254033UL33\u003c\/strong\u003e is a high-performance TVS diode array ESD suppressor manufactured by \u003cstrong\u003eEATON ELECTRONICS\u003c\/strong\u003e. Designed for robust electrostatic discharge protection, this device is suitable for a wide range of electronic applications including serial ATA, PCI express, USB interfaces, HDMI, DisplayPort, and more.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSolid-state silicon-avalanche technology for reliable ESD suppression\u003c\/li\u003e\n \u003cli\u003eSupports up to four I\/O lines of protection\u003c\/li\u003e\n \u003cli\u003eLow operating and clamping voltage for enhanced circuit safety\u003c\/li\u003e\n \u003cli\u003eUltra low capacitance and leakage current to minimize signal distortion\u003c\/li\u003e\n \u003cli\u003eMoisture sensitivity level (MSL): 3\u003c\/li\u003e\n \u003cli\u003eMolding compound flammability rating: UL 94V-0\u003c\/li\u003e\n \u003cli\u003eTermination finish: Ni\/Pd\/Au for durable connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eSymbol\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003cth\u003eUnit\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePeak pulse power dissipation (8\/20 μs)\u003c\/td\u003e\n \u003ctd\u003ePpp\u003c\/td\u003e\n \u003ctd\u003e30\u003c\/td\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eESD protection (Air)\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e±15\u003c\/td\u003e\n \u003ctd\u003ekV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eESD protection (Contact)\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e±15\u003c\/td\u003e\n \u003ctd\u003ekV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eReverse working voltage\u003c\/td\u003e\n \u003ctd\u003eV RWM\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003eV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eReverse leakage current\u003c\/td\u003e\n \u003ctd\u003eI R\u003c\/td\u003e\n \u003ctd\u003e0.1 - 1.0\u003c\/td\u003e\n \u003ctd\u003eμA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eClamping voltage (1 A)\u003c\/td\u003e\n \u003ctd\u003eC\u003c\/td\u003e\n \u003ctd\u003e8 - 9\u003c\/td\u003e\n \u003ctd\u003eV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eJunction capacitance\u003c\/td\u003e\n \u003ctd\u003eC J\u003c\/td\u003e\n \u003ctd\u003e0.33 - 0.39\u003c\/td\u003e\n \u003ctd\u003epF\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Packaging Details\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension\u003c\/th\u003e\n \u003cth\u003eMinimum\u003c\/th\u003e\n \u003cth\u003eTypical\u003c\/th\u003e\n \u003cth\u003eMaximum\u003c\/th\u003e\n \u003cth\u003eInches\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA\u003c\/td\u003e\n \u003ctd\u003e0.018\u003c\/td\u003e\n \u003ctd\u003e0.026\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA1\u003c\/td\u003e\n \u003ctd\u003e0.000\u003c\/td\u003e\n \u003ctd\u003e0.002\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eA2\u003c\/td\u003e\n \u003ctd\u003e0.006\u003c\/td\u003e\n \u003ctd\u003eREF\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eb\u003c\/td\u003e\n \u003ctd\u003e0.006\u003c\/td\u003e\n \u003ctd\u003e0.010\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eb1\u003c\/td\u003e\n \u003ctd\u003e0.014\u003c\/td\u003e\n \u003ctd\u003e0.018\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eD\u003c\/td\u003e\n \u003ctd\u003e0.096\u003c\/td\u003e\n \u003ctd\u003e0.100\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eE\u003c\/td\u003e\n \u003ctd\u003e0.037\u003c\/td\u003e\n \u003ctd\u003e0.041\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eE1\u003c\/td\u003e\n \u003ctd\u003e0.012\u003c\/td\u003e\n \u003ctd\u003e0.024\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eThis product is supplied in tape and reel packaging, with 3,000 parts per 7” diameter reel (EIA-481 compliant). For detailed mechanical dimensions and further specifications, please refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-stn254033ul33-and-stn254033ul50-tvs-diode-array-esd-suppressor-data-sheet.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eOperating junction temperature range: -55°C to +125°C\u003c\/p\u003e\n\u003cp\u003eStorage temperature range: -55°C to +150°C\u003c\/p\u003e\n\u003cp\u003eLead soldering temperature: +260°C for 10 seconds\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: This description is based on provided data. For more detailed specifications and application guidance, please consult the datasheet linked above.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
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