Introducing the VISHAY SR3R0500FE66, a high-performance fixed resistor designed for precise current sensing applications. Manufactured in India, this through-hole resistor features a robust open air design with welded construction, ensuring reliable operation in demanding environments.
Part Number: SR3R0500FE66
Manufacturer: VISHAY
Country of Origin: IN
Unit of Measure: Each (EA)
ECCN: EAR99
Package Type: BLK
This resistor offers a power rating of 3W at 70°C, with resistance values ranging from 0.0025Ω to 0.10Ω and a tolerance of ±1%. It features low inductance and solid metal alloy resistive elements made of nickel-chrome or copper-nickel, with solderable tinned copper terminals.
Key Features
Open air design for efficient heat dissipation
Suitable for current sensing, voltage division, and pulse applications
All welded construction for durability
Very low inductance for high-frequency stability
RoHS-compliant options available
Electrical and Mechanical Specifications
Model
Power Rating P70°C (W)
Resistance Range (Ω)
Tolerance (%)
SR3
3.0
0.0025 to 0.10
1, 2, 3, 5, 10
Technical Parameters
Temperature Coefficient: ±200 to ±400 ppm/°C depending on resistance value
Operating Temperature Range: -65°C to +275°C
Maximum Continuous Current: Calculated as (P/R)¹/₂
Dimensions (in inches [mm])
Model
A
B
C
E
F
SR3
0.600 + 0.040/- 0.020 [15.24 + 1.020/- 0.508]
1.0 maximum [25.4 maximum]
0.065 + 0.010/- 0.005 [1.65 + 0.254/- 0.127]
0.070 [1.78]
0.040 ± 0.002 [1.02 ± 0.051]
Material and Construction
Resistive Element: Nickel-chrome or copper-nickel alloy
Terminals: Tinned copper
Encapsulation: None
Performance and Reliability
Temperature Cycling: ±(2.0 % + 0.0005 Ω) ΔR
Load Life (1000 hours at +70°C): ±(2.75 % + 0.0005 Ω) ΔR
Vibration, Shock, and Solder Heat resistance tested for durability
For detailed technical information, please refer to the datasheet.
Note: This product complies with RoHS standards. Please verify the datasheet for RoHS compliance details. For further inquiries, contact ww2aresistors@vishay.com.
Datasheet was not processed; please search the internet for the part number SR3R0500FE66 for more details.
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, disclaim any liability for errors or inaccuracies in this datasheet. Use of this product is at the customer's risk, and it is the customer's responsibility to validate suitability for their application.
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{"id":10027609391421,"title":"SR3R0500FE66","handle":"sr3r0500fe66","description":"\u003ch3\u003eVISHAY SR3R0500FE66 Fixed Resistor - 3W, 0.05Ω, 1% Tolerance\u003c\/h3\u003e\n\u003cp\u003eIntroducing the VISHAY SR3R0500FE66, a high-performance fixed resistor designed for precise current sensing applications. Manufactured in India, this through-hole resistor features a robust open air design with welded construction, ensuring reliable operation in demanding environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SR3R0500FE66\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e VISHAY\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis resistor offers a power rating of 3W at 70°C, with resistance values ranging from 0.0025Ω to 0.10Ω and a tolerance of ±1%. It features low inductance and solid metal alloy resistive elements made of nickel-chrome or copper-nickel, with solderable tinned copper terminals.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOpen air design for efficient heat dissipation\u003c\/li\u003e\n\u003cli\u003eSuitable for current sensing, voltage division, and pulse applications\u003c\/li\u003e\n\u003cli\u003eAll welded construction for durability\u003c\/li\u003e\n\u003cli\u003eVery low inductance for high-frequency stability\u003c\/li\u003e\n\u003cli\u003eRoHS-compliant options available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePower Rating P70°C (W)\u003c\/th\u003e\n\u003cth\u003eResistance Range (Ω)\u003c\/th\u003e\n\u003cth\u003eTolerance (%)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSR3\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e0.0025 to 0.10\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 5, 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature Coefficient: ±200 to ±400 ppm\/°C depending on resistance value\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -65°C to +275°C\u003c\/li\u003e\n\u003cli\u003eMaximum Continuous Current: Calculated as (P\/R)¹\/₂\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions (in inches [mm])\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eA\u003c\/th\u003e\n\u003cth\u003eB\u003c\/th\u003e\n\u003cth\u003eC\u003c\/th\u003e\n\u003cth\u003eE\u003c\/th\u003e\n\u003cth\u003eF\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSR3\u003c\/td\u003e\n\u003ctd\u003e0.600 + 0.040\/- 0.020 [15.24 + 1.020\/- 0.508]\u003c\/td\u003e\n\u003ctd\u003e1.0 maximum [25.4 maximum]\u003c\/td\u003e\n\u003ctd\u003e0.065 + 0.010\/- 0.005 [1.65 + 0.254\/- 0.127]\u003c\/td\u003e\n\u003ctd\u003e0.070 [1.78]\u003c\/td\u003e\n\u003ctd\u003e0.040 ± 0.002 [1.02 ± 0.051]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaterial and Construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eResistive Element: Nickel-chrome or copper-nickel alloy\u003c\/li\u003e\n\u003cli\u003eTerminals: Tinned copper\u003c\/li\u003e\n\u003cli\u003eEncapsulation: None\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance and Reliability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature Cycling: ±(2.0 % + 0.0005 Ω) ΔR\u003c\/li\u003e\n\u003cli\u003eLoad Life (1000 hours at +70°C): ±(2.75 % + 0.0005 Ω) ΔR\u003c\/li\u003e\n\u003cli\u003eVibration, Shock, and Solder Heat resistance tested for durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed technical information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-vis\/vis-sr3r0500fe66.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This product complies with RoHS standards. Please verify the datasheet for RoHS compliance details. For further inquiries, contact ww2aresistors@vishay.com.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eDatasheet was not processed; please search the internet for the part number SR3R0500FE66 for more details.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!-- Legal Disclaimer --\u003e\n\u003cp\u003eALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, disclaim any liability for errors or inaccuracies in this datasheet. Use of this product is at the customer's risk, and it is the customer's responsibility to validate suitability for their application.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T00:54:46+05:30","created_at":"2025-08-16T00:54:46+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["3W","Current","IMPORT_CSV","IMPORT_PT2","Resistor","VISHA-X","WLDM"],"price":6375,"price_min":6375,"price_max":6375,"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":50625665663293,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SR3R0500FE66","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SR3R0500FE66","public_title":null,"options":["Default Title"],"price":6375,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"SR3R0500FE66","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/55549681.jpg?v=1755285888"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/55549681.jpg?v=1755285888","options":["Title"],"media":[{"alt":null,"id":45858988917053,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/55549681.jpg?v=1755285888"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/55549681.jpg?v=1755285888","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eVISHAY SR3R0500FE66 Fixed Resistor - 3W, 0.05Ω, 1% Tolerance\u003c\/h3\u003e\n\u003cp\u003eIntroducing the VISHAY SR3R0500FE66, a high-performance fixed resistor designed for precise current sensing applications. Manufactured in India, this through-hole resistor features a robust open air design with welded construction, ensuring reliable operation in demanding environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SR3R0500FE66\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e VISHAY\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis resistor offers a power rating of 3W at 70°C, with resistance values ranging from 0.0025Ω to 0.10Ω and a tolerance of ±1%. It features low inductance and solid metal alloy resistive elements made of nickel-chrome or copper-nickel, with solderable tinned copper terminals.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOpen air design for efficient heat dissipation\u003c\/li\u003e\n\u003cli\u003eSuitable for current sensing, voltage division, and pulse applications\u003c\/li\u003e\n\u003cli\u003eAll welded construction for durability\u003c\/li\u003e\n\u003cli\u003eVery low inductance for high-frequency stability\u003c\/li\u003e\n\u003cli\u003eRoHS-compliant options available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePower Rating P70°C (W)\u003c\/th\u003e\n\u003cth\u003eResistance Range (Ω)\u003c\/th\u003e\n\u003cth\u003eTolerance (%)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSR3\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e0.0025 to 0.10\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 5, 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature Coefficient: ±200 to ±400 ppm\/°C depending on resistance value\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -65°C to +275°C\u003c\/li\u003e\n\u003cli\u003eMaximum Continuous Current: Calculated as (P\/R)¹\/₂\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions (in inches [mm])\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eA\u003c\/th\u003e\n\u003cth\u003eB\u003c\/th\u003e\n\u003cth\u003eC\u003c\/th\u003e\n\u003cth\u003eE\u003c\/th\u003e\n\u003cth\u003eF\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSR3\u003c\/td\u003e\n\u003ctd\u003e0.600 + 0.040\/- 0.020 [15.24 + 1.020\/- 0.508]\u003c\/td\u003e\n\u003ctd\u003e1.0 maximum [25.4 maximum]\u003c\/td\u003e\n\u003ctd\u003e0.065 + 0.010\/- 0.005 [1.65 + 0.254\/- 0.127]\u003c\/td\u003e\n\u003ctd\u003e0.070 [1.78]\u003c\/td\u003e\n\u003ctd\u003e0.040 ± 0.002 [1.02 ± 0.051]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaterial and Construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eResistive Element: Nickel-chrome or copper-nickel alloy\u003c\/li\u003e\n\u003cli\u003eTerminals: Tinned copper\u003c\/li\u003e\n\u003cli\u003eEncapsulation: None\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance and Reliability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature Cycling: ±(2.0 % + 0.0005 Ω) ΔR\u003c\/li\u003e\n\u003cli\u003eLoad Life (1000 hours at +70°C): ±(2.75 % + 0.0005 Ω) ΔR\u003c\/li\u003e\n\u003cli\u003eVibration, Shock, and Solder Heat resistance tested for durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed technical information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-vis\/vis-sr3r0500fe66.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This product complies with RoHS standards. Please verify the datasheet for RoHS compliance details. For further inquiries, contact ww2aresistors@vishay.com.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eDatasheet was not processed; please search the internet for the part number SR3R0500FE66 for more details.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!-- Legal Disclaimer --\u003e\n\u003cp\u003eALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, disclaim any liability for errors or inaccuracies in this datasheet. Use of this product is at the customer's risk, and it is the customer's responsibility to validate suitability for their application.\u003c\/p\u003e\u003cbr\u003e"}
