Optimize your electronic designs with the high-performance MELF resistors manufactured by IRC/TT ELECTRONICS. Designed for reliability and precision, these resistors are suitable for high-power applications requiring stable resistance values and excellent environmental resistance.
Tolerance: ±1%, ±2%, or ±5% (consult factory for tighter tolerances)
Temperature Coefficient: 50 ppm/°C or 100 ppm/°C (standard options)
RoHS Compliant: Yes
Package: REEL for automated surface-mount assembly
Electrical Specifications
IRC Type
Size Code
Maximum Power Rating
Working Voltage
Maximum Voltage
Resistance Range (ohms)
Tolerance (%)
TCR (ppm/°C)
CHP 2
H
2W @ 25°C, 1.33W @ 70°C
500V
1000V
0.2 to 0.99, 1.0 to 2.21M, 20 to 348K
1, 2, 5
50, 100
Environmental and Mechanical Data
Characteristics
Maximum Change
Test Method
Thermal Shock
±0.25% + 0.01Ω
MIL-PRF-55342H, §4.8.3
Low Temperature Operation
±0.25% + 0.01Ω
MIL-PRF-55342H, §4.8.5
Resistance to Bonding Exposure
±0.25% + 0.01Ω
MIL-PRF-55342H, §4.8.8.2
Solderability
95% minimum coverage
MIL-PRF-55342H, §4.8.12
Terminal Adhesion Strength (push & flex)
±1% + 0.01Ω (no mechanical damage)
IRC testing standards
Physical Dimensions
Size Code
Industry Footprint
Actual Size (Inches)
Dimensions (mm)
H
3610
0.367 ± 0.010
9.32 ± 0.25 (L) x 2.67 ± 0.25 (W) x 1.27 ± 0.25 (C)
Additional Information
Standard reel packaging includes 1,500 units on a 13" reel or 1,500 units on a 7" reel depending on the type.
Recommended solder pad dimensions and assembly guidelines are available in the datasheet.
All product specifications are subject to change; please verify with the manufacturer for the latest data.
For more detailed specifications, visit the datasheet. Please note that the datasheet was not processed; search the internet for the part number for additional information.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
Choosing a selection results in a full page refresh.
Press the space key then arrow keys to make a selection.
Shopping Cart
{"id":10027539562813,"title":"CHP2501003FLF","handle":"chp2501003flf","description":"\u003ch3\u003eIRC MELF Resistors 2 Watts 100K Ohms - Part Number: CHP2501003FLF\u003c\/h3\u003e\n\u003cp\u003eOptimize your electronic designs with the high-performance MELF resistors manufactured by IRC\/TT ELECTRONICS. Designed for reliability and precision, these resistors are suitable for high-power applications requiring stable resistance values and excellent environmental resistance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Resistors | MELF Resistors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CHP2501003FLF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e IRC\/TT ELECTRONICS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX (Mexico)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA (Each)\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 Reel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-chp2501003flf.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 2 Watts at 25°C, 1.33 Watts at 70°C\u003c\/li\u003e\n\u003cli\u003eResistance Value: 100K Ohms\u003c\/li\u003e\n\u003cli\u003eTolerance: ±1%, ±2%, or ±5% (consult factory for tighter tolerances)\u003c\/li\u003e\n\u003cli\u003eTemperature Coefficient: 50 ppm\/°C or 100 ppm\/°C (standard options)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003ePackage: REEL for automated surface-mount assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eIRC Type\u003c\/th\u003e\n\u003cth\u003eSize Code\u003c\/th\u003e\n\u003cth\u003eMaximum Power Rating\u003c\/th\u003e\n\u003cth\u003eWorking Voltage\u003c\/th\u003e\n\u003cth\u003eMaximum Voltage\u003c\/th\u003e\n\u003cth\u003eResistance Range (ohms)\u003c\/th\u003e\n\u003cth\u003eTolerance (%)\u003c\/th\u003e\n\u003cth\u003eTCR (ppm\/°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCHP 2\u003c\/td\u003e\n\u003ctd\u003eH\u003c\/td\u003e\n\u003ctd\u003e2W @ 25°C, 1.33W @ 70°C\u003c\/td\u003e\n\u003ctd\u003e500V\u003c\/td\u003e\n\u003ctd\u003e1000V\u003c\/td\u003e\n\u003ctd\u003e0.2 to 0.99, 1.0 to 2.21M, 20 to 348K\u003c\/td\u003e\n\u003ctd\u003e1, 2, 5\u003c\/td\u003e\n\u003ctd\u003e50, 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental and Mechanical Data\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eCharacteristics\u003c\/th\u003e\n\u003cth\u003eMaximum Change\u003c\/th\u003e\n\u003cth\u003eTest Method\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Shock\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Temperature Operation\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance to Bonding Exposure\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.8.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolderability\u003c\/td\u003e\n\u003ctd\u003e95% minimum coverage\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Adhesion Strength (push \u0026amp; flex)\u003c\/td\u003e\n\u003ctd\u003e±1% + 0.01Ω (no mechanical damage)\u003c\/td\u003e\n\u003ctd\u003eIRC testing standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Code\u003c\/th\u003e\n\u003cth\u003eIndustry Footprint\u003c\/th\u003e\n\u003cth\u003eActual Size (Inches)\u003c\/th\u003e\n\u003cth\u003eDimensions (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH\u003c\/td\u003e\n\u003ctd\u003e3610\u003c\/td\u003e\n\u003ctd\u003e0.367 ± 0.010\u003c\/td\u003e\n\u003ctd\u003e9.32 ± 0.25 (L) x 2.67 ± 0.25 (W) x 1.27 ± 0.25 (C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStandard reel packaging includes 1,500 units on a 13\" reel or 1,500 units on a 7\" reel depending on the type.\u003c\/li\u003e\n\u003cli\u003eRecommended solder pad dimensions and assembly guidelines are available in the datasheet.\u003c\/li\u003e\n\u003cli\u003eAll product specifications are subject to change; please verify with the manufacturer for the latest data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications, visit the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-chp2501003flf.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note that the datasheet was not processed; search the internet for the part number for additional information.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T00:31:30+05:30","created_at":"2025-08-16T00:31:30+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["IMPORT_CSV","IMPORT_PT2","IRC-TTEL","MELF","Resistor","WLDM"],"price":7068,"price_min":7068,"price_max":7068,"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":50625564901693,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"CHP2501003FLF","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"CHP2501003FLF","public_title":null,"options":["Default Title"],"price":7068,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"CHP2501003FLF","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/CHP2501003FLF_54995627_54ad3b0c.jpg?v=1755284493"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CHP2501003FLF_54995627_54ad3b0c.jpg?v=1755284493","options":["Title"],"media":[{"alt":null,"id":45858729034045,"position":1,"preview_image":{"aspect_ratio":1.5,"height":200,"width":300,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CHP2501003FLF_54995627_54ad3b0c.jpg?v=1755284493"},"aspect_ratio":1.5,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CHP2501003FLF_54995627_54ad3b0c.jpg?v=1755284493","width":300}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eIRC MELF Resistors 2 Watts 100K Ohms - Part Number: CHP2501003FLF\u003c\/h3\u003e\n\u003cp\u003eOptimize your electronic designs with the high-performance MELF resistors manufactured by IRC\/TT ELECTRONICS. Designed for reliability and precision, these resistors are suitable for high-power applications requiring stable resistance values and excellent environmental resistance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Resistors | MELF Resistors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CHP2501003FLF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e IRC\/TT ELECTRONICS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX (Mexico)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA (Each)\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 Reel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-chp2501003flf.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 2 Watts at 25°C, 1.33 Watts at 70°C\u003c\/li\u003e\n\u003cli\u003eResistance Value: 100K Ohms\u003c\/li\u003e\n\u003cli\u003eTolerance: ±1%, ±2%, or ±5% (consult factory for tighter tolerances)\u003c\/li\u003e\n\u003cli\u003eTemperature Coefficient: 50 ppm\/°C or 100 ppm\/°C (standard options)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003ePackage: REEL for automated surface-mount assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eIRC Type\u003c\/th\u003e\n\u003cth\u003eSize Code\u003c\/th\u003e\n\u003cth\u003eMaximum Power Rating\u003c\/th\u003e\n\u003cth\u003eWorking Voltage\u003c\/th\u003e\n\u003cth\u003eMaximum Voltage\u003c\/th\u003e\n\u003cth\u003eResistance Range (ohms)\u003c\/th\u003e\n\u003cth\u003eTolerance (%)\u003c\/th\u003e\n\u003cth\u003eTCR (ppm\/°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCHP 2\u003c\/td\u003e\n\u003ctd\u003eH\u003c\/td\u003e\n\u003ctd\u003e2W @ 25°C, 1.33W @ 70°C\u003c\/td\u003e\n\u003ctd\u003e500V\u003c\/td\u003e\n\u003ctd\u003e1000V\u003c\/td\u003e\n\u003ctd\u003e0.2 to 0.99, 1.0 to 2.21M, 20 to 348K\u003c\/td\u003e\n\u003ctd\u003e1, 2, 5\u003c\/td\u003e\n\u003ctd\u003e50, 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental and Mechanical Data\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eCharacteristics\u003c\/th\u003e\n\u003cth\u003eMaximum Change\u003c\/th\u003e\n\u003cth\u003eTest Method\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Shock\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Temperature Operation\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance to Bonding Exposure\u003c\/td\u003e\n\u003ctd\u003e±0.25% + 0.01Ω\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.8.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolderability\u003c\/td\u003e\n\u003ctd\u003e95% minimum coverage\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-55342H, §4.8.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Adhesion Strength (push \u0026amp; flex)\u003c\/td\u003e\n\u003ctd\u003e±1% + 0.01Ω (no mechanical damage)\u003c\/td\u003e\n\u003ctd\u003eIRC testing standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Code\u003c\/th\u003e\n\u003cth\u003eIndustry Footprint\u003c\/th\u003e\n\u003cth\u003eActual Size (Inches)\u003c\/th\u003e\n\u003cth\u003eDimensions (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH\u003c\/td\u003e\n\u003ctd\u003e3610\u003c\/td\u003e\n\u003ctd\u003e0.367 ± 0.010\u003c\/td\u003e\n\u003ctd\u003e9.32 ± 0.25 (L) x 2.67 ± 0.25 (W) x 1.27 ± 0.25 (C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStandard reel packaging includes 1,500 units on a 13\" reel or 1,500 units on a 7\" reel depending on the type.\u003c\/li\u003e\n\u003cli\u003eRecommended solder pad dimensions and assembly guidelines are available in the datasheet.\u003c\/li\u003e\n\u003cli\u003eAll product specifications are subject to change; please verify with the manufacturer for the latest data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications, visit the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-chp2501003flf.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note that the datasheet was not processed; search the internet for the part number for additional information.\u003c\/p\u003e\u003cbr\u003e"}
