WALSIN WW25PR174FTL Resistor - High Power Thick Film Fixed Resistor
The WALSIN WW25PR174FTL is a high-quality, surface-mount resistor designed for demanding electronic applications. Manufactured in China, this resistor offers reliable performance with a resistance value of 0.174Ω and a tolerance of 1%. It is suitable for use in power supplies, automotive systems, digital meters, batteries, and DC-DC converters.
Product Features
High power rating of 2W in a compact 2512 (6432) package size
High reliability and stability under various operating conditions
RoHS compliant and lead-free construction
Constructed with a high-grade ceramic (aluminum oxide) body for durability
Resistive layer trimmed via laser for precise resistance values
External end terminations made of tin (lead-free) alloy for reliable soldering
Specifications
Item
Details
Series
WW25P
Part Number
WW25PR174FTL
Resistance
0.174Ω
Resistance Tolerance
±1%
Max. Operating Voltage
300V
Max. Overload Voltage
500V
Max. Dissipation at 70°C
2W
Size
2512 (6.30mm x 3.10mm x 0.60mm)
Resistance Range
0.040Ω to 0.976Ω
Temperature Coefficient (TCR)
±100ppm/°C
Climatic Category
55/155/56
Mechanical Dimensions
Symbol
Dimension (mm)
L
6.30 ± 0.20
W
3.10 ± 0.20
T
0.60 ± 0.15
Tt
0.60 ± 0.25
Tb
1.80 ± 0.25
Soldering and Mounting
Surface-mount resistors like the WW25PR174FTL are suitable for automatic placement and can withstand soldering in a reflow oven at 260°C for 10 seconds. Recommended solder pad dimensions are provided to ensure reliable electrical connections.
Packaging and Marking
Marking: Four-digit code on the protective coating (e.g., R100 = 0.100Ω)
Packaging: 8mm paper taping (WW12), 12mm plastic taping (WW25, WW20)
Note: RoHS compliance status is unspecified. Please refer to the datasheet or contact the manufacturer for detailed RoHS information.
For more detailed specifications and technical data, please consult the datasheet linked above. This product description is based solely on provided data; please verify all parameters before use.
{"id":10027960860989,"title":"WW25PR174FTL","handle":"ww25pr174ftl","description":"\u003ch3\u003eWALSIN WW25PR174FTL Resistor - High Power Thick Film Fixed Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe WALSIN WW25PR174FTL is a high-quality, surface-mount resistor designed for demanding electronic applications. Manufactured in China, this resistor offers reliable performance with a resistance value of 0.174Ω and a tolerance of 1%. It is suitable for use in power supplies, automotive systems, digital meters, batteries, and DC-DC converters.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh power rating of 2W in a compact 2512 (6432) package size\u003c\/li\u003e\n \u003cli\u003eHigh reliability and stability under various operating conditions\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and lead-free construction\u003c\/li\u003e\n \u003cli\u003eConstructed with a high-grade ceramic (aluminum oxide) body for durability\u003c\/li\u003e\n \u003cli\u003eResistive layer trimmed via laser for precise resistance values\u003c\/li\u003e\n \u003cli\u003eExternal end terminations made of tin (lead-free) alloy for reliable soldering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eItem\u003c\/th\u003e\n \u003cth\u003eDetails\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSeries\u003c\/td\u003e\n \u003ctd\u003eWW25P\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePart Number\u003c\/td\u003e\n \u003ctd\u003eWW25PR174FTL\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance\u003c\/td\u003e\n \u003ctd\u003e0.174Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Tolerance\u003c\/td\u003e\n \u003ctd\u003e±1%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Operating Voltage\u003c\/td\u003e\n \u003ctd\u003e300V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Overload Voltage\u003c\/td\u003e\n \u003ctd\u003e500V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Dissipation at 70°C\u003c\/td\u003e\n \u003ctd\u003e2W\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSize\u003c\/td\u003e\n \u003ctd\u003e2512 (6.30mm x 3.10mm x 0.60mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003e0.040Ω to 0.976Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient (TCR)\u003c\/td\u003e\n \u003ctd\u003e±100ppm\/°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eClimatic Category\u003c\/td\u003e\n \u003ctd\u003e55\/155\/56\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical Dimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eSymbol\u003c\/th\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eL\u003c\/td\u003e\n \u003ctd\u003e6.30 ± 0.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003ctd\u003e3.10 ± 0.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eT\u003c\/td\u003e\n \u003ctd\u003e0.60 ± 0.15\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTt\u003c\/td\u003e\n \u003ctd\u003e0.60 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTb\u003c\/td\u003e\n \u003ctd\u003e1.80 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSoldering and Mounting\u003c\/h3\u003e\n\u003cp\u003eSurface-mount resistors like the WW25PR174FTL are suitable for automatic placement and can withstand soldering in a reflow oven at 260°C for 10 seconds. Recommended solder pad dimensions are provided to ensure reliable electrical connections.\u003c\/p\u003e\n\n\u003ch3\u003ePackaging and Marking\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMarking: Four-digit code on the protective coating (e.g., R100 = 0.100Ω)\u003c\/li\u003e\n \u003cli\u003ePackaging: 8mm paper taping (WW12), 12mm plastic taping (WW25, WW20)\u003c\/li\u003e\n \u003cli\u003eReel sizes: 5,000 pcs (7” reel), 20,000 pcs (13” reel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WW25PR174FTL\u003c\/li\u003e\n \u003cli\u003eManufacturer: WALSIN\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Surface Mount\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-wsn\/wsn-ww25pr174ftl.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: RoHS compliance status is unspecified. Please refer to the datasheet or contact the manufacturer for detailed RoHS information.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed specifications and technical data, please consult the datasheet linked above. This product description is based solely on provided data; please verify all parameters before use.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T05:14:53+05:30","created_at":"2025-08-16T05:14:53+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["300V","Fixed","IMPORT_CSV","IMPORT_PT2","RES","Resistors","STD_IMG","WALSI-X","WLDM"],"price":1247,"price_min":1247,"price_max":1247,"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":50626357363005,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"WW25PR174FTL","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WW25PR174FTL","public_title":null,"options":["Default Title"],"price":1247,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"WW25PR174FTL","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_508b4551-c083-4821-8a8f-a8b779eff852.jpg?v=1755301496"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_508b4551-c083-4821-8a8f-a8b779eff852.jpg?v=1755301496","options":["Title"],"media":[{"alt":null,"id":45862479266109,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_508b4551-c083-4821-8a8f-a8b779eff852.jpg?v=1755301496"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_508b4551-c083-4821-8a8f-a8b779eff852.jpg?v=1755301496","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWALSIN WW25PR174FTL Resistor - High Power Thick Film Fixed Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe WALSIN WW25PR174FTL is a high-quality, surface-mount resistor designed for demanding electronic applications. Manufactured in China, this resistor offers reliable performance with a resistance value of 0.174Ω and a tolerance of 1%. It is suitable for use in power supplies, automotive systems, digital meters, batteries, and DC-DC converters.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh power rating of 2W in a compact 2512 (6432) package size\u003c\/li\u003e\n \u003cli\u003eHigh reliability and stability under various operating conditions\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and lead-free construction\u003c\/li\u003e\n \u003cli\u003eConstructed with a high-grade ceramic (aluminum oxide) body for durability\u003c\/li\u003e\n \u003cli\u003eResistive layer trimmed via laser for precise resistance values\u003c\/li\u003e\n \u003cli\u003eExternal end terminations made of tin (lead-free) alloy for reliable soldering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eItem\u003c\/th\u003e\n \u003cth\u003eDetails\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSeries\u003c\/td\u003e\n \u003ctd\u003eWW25P\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePart Number\u003c\/td\u003e\n \u003ctd\u003eWW25PR174FTL\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance\u003c\/td\u003e\n \u003ctd\u003e0.174Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Tolerance\u003c\/td\u003e\n \u003ctd\u003e±1%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Operating Voltage\u003c\/td\u003e\n \u003ctd\u003e300V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Overload Voltage\u003c\/td\u003e\n \u003ctd\u003e500V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax. Dissipation at 70°C\u003c\/td\u003e\n \u003ctd\u003e2W\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSize\u003c\/td\u003e\n \u003ctd\u003e2512 (6.30mm x 3.10mm x 0.60mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003e0.040Ω to 0.976Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient (TCR)\u003c\/td\u003e\n \u003ctd\u003e±100ppm\/°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eClimatic Category\u003c\/td\u003e\n \u003ctd\u003e55\/155\/56\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical Dimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eSymbol\u003c\/th\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eL\u003c\/td\u003e\n \u003ctd\u003e6.30 ± 0.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003ctd\u003e3.10 ± 0.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eT\u003c\/td\u003e\n \u003ctd\u003e0.60 ± 0.15\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTt\u003c\/td\u003e\n \u003ctd\u003e0.60 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTb\u003c\/td\u003e\n \u003ctd\u003e1.80 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSoldering and Mounting\u003c\/h3\u003e\n\u003cp\u003eSurface-mount resistors like the WW25PR174FTL are suitable for automatic placement and can withstand soldering in a reflow oven at 260°C for 10 seconds. Recommended solder pad dimensions are provided to ensure reliable electrical connections.\u003c\/p\u003e\n\n\u003ch3\u003ePackaging and Marking\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMarking: Four-digit code on the protective coating (e.g., R100 = 0.100Ω)\u003c\/li\u003e\n \u003cli\u003ePackaging: 8mm paper taping (WW12), 12mm plastic taping (WW25, WW20)\u003c\/li\u003e\n \u003cli\u003eReel sizes: 5,000 pcs (7” reel), 20,000 pcs (13” reel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WW25PR174FTL\u003c\/li\u003e\n \u003cli\u003eManufacturer: WALSIN\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Surface Mount\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-wsn\/wsn-ww25pr174ftl.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: RoHS compliance status is unspecified. Please refer to the datasheet or contact the manufacturer for detailed RoHS information.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed specifications and technical data, please consult the datasheet linked above. This product description is based solely on provided data; please verify all parameters before use.\u003c\/p\u003e\u003cbr\u003e"}
