The BEL/CUI INC VEFT1-S24-S5-SMT-TR is a high-performance isolated DC-DC converter designed for industrial and electronic applications requiring reliable power conversion. This model features a 1 W isolated output with a 3,000 VDC isolation voltage, ensuring safe and stable operation in complex electronic systems.
Product Features
1 W isolated output for safe power transfer
Industry standard 12-pin SMT package for easy surface-mount assembly
Single unregulated output with wide input voltage range
3,000 VDC isolation voltage for safety and noise reduction
Short circuit protection for enhanced reliability
UL safety approvals (some models)
Wide operating temperature range from -40°C to 85°C
High efficiency up to 81% for optimal power utilization
Electrical Specifications
Input Voltage
Output Voltage
Efficiency (Typ)
Output Current
Ripple and Noise (Max)
Output Power (Max)
3.3 Vdc (3.00~3.60 V)
3.3 V
72%
100 mA
1 mVp-p
0.33 W
5 Vdc (4.5~5.5 V)
5 V
73%
100 mA
1 mVp-p
0.5 W
12 Vdc (10.8~13.2 V)
12 V
78%
83 mA
1 mVp-p
1 W
24 Vdc (21.6~26.4 V)
24 V
80%
42 mA
1 mVp-p
1 W
Mechanical & Environmental
Dimensions: 15.24 x 11.20 x 6.50 mm
Case Material: UL94-V0 plastic
Weight: 1.71 g
Operating Temperature: -40°C to 85°C
Storage Temperature: -55°C to 125°C
Reflow Soldering Profile: 260°C
Electrical Protections & Safety
Short circuit protection (1 second)
Isolation voltage: 3,000 VDC for 1 minute at 1 mA max
For more detailed technical information, please visit the product page or refer to the datasheet provided. The datasheet includes comprehensive specifications, application notes, and mechanical details.
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{"id":10025689481533,"title":"VEFT1-S24-S5-SMT-TR","handle":"veft1-s24-s5-smt-tr","description":"\u003ch3\u003eBEL\/CUI INC VEFT1-S24-S5-SMT-TR Isolated Module DC-DC Converter 5V 200mA\u003c\/h3\u003e\n\n\u003cp\u003eThe BEL\/CUI INC VEFT1-S24-S5-SMT-TR is a high-performance isolated DC-DC converter designed for industrial and electronic applications requiring reliable power conversion. This model features a 1 W isolated output with a 3,000 VDC isolation voltage, ensuring safe and stable operation in complex electronic systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 W isolated output for safe power transfer\u003c\/li\u003e\n\u003cli\u003eIndustry standard 12-pin SMT package for easy surface-mount assembly\u003c\/li\u003e\n\u003cli\u003eSingle unregulated output with wide input voltage range\u003c\/li\u003e\n\u003cli\u003e3,000 VDC isolation voltage for safety and noise reduction\u003c\/li\u003e\n\u003cli\u003eShort circuit protection for enhanced reliability\u003c\/li\u003e\n\u003cli\u003eUL safety approvals (some models)\u003c\/li\u003e\n\u003cli\u003eWide operating temperature range from -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eHigh efficiency up to 81% for optimal power utilization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Voltage\u003c\/th\u003e\n\u003cth\u003eOutput Voltage\u003c\/th\u003e\n\u003cth\u003eEfficiency (Typ)\u003c\/th\u003e\n\u003cth\u003eOutput Current\u003c\/th\u003e\n\u003cth\u003eRipple and Noise (Max)\u003c\/th\u003e\n\u003cth\u003eOutput Power (Max)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3.3 Vdc (3.00~3.60 V)\u003c\/td\u003e\n\u003ctd\u003e3.3 V\u003c\/td\u003e\n\u003ctd\u003e72%\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e0.33 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 Vdc (4.5~5.5 V)\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003ctd\u003e73%\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e0.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12 Vdc (10.8~13.2 V)\u003c\/td\u003e\n\u003ctd\u003e12 V\u003c\/td\u003e\n\u003ctd\u003e78%\u003c\/td\u003e\n\u003ctd\u003e83 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24 Vdc (21.6~26.4 V)\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003ctd\u003e80%\u003c\/td\u003e\n\u003ctd\u003e42 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Environmental\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 15.24 x 11.20 x 6.50 mm\u003c\/li\u003e\n\u003cli\u003eCase Material: UL94-V0 plastic\u003c\/li\u003e\n\u003cli\u003eWeight: 1.71 g\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eStorage Temperature: -55°C to 125°C\u003c\/li\u003e\n\u003cli\u003eReflow Soldering Profile: 260°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Protections \u0026amp; Safety\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShort circuit protection (1 second)\u003c\/li\u003e\n\u003cli\u003eIsolation voltage: 3,000 VDC for 1 minute at 1 mA max\u003c\/li\u003e\n\u003cli\u003eIsolation resistance: 1,000 MΩ at 500 Vdc\u003c\/li\u003e\n\u003cli\u003eSafety Approvals: UL (some models)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eMTBF: 3,500,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: VEFT1-S24-S5-SMT-TR\u003c\/li\u003e\n\u003cli\u003eManufacturer: BEL\/CUI INC\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: SMT\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cui\/cui-veft1-s24-s5-smt-tr.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed technical information, please visit the product page or refer to the datasheet provided. The datasheet includes comprehensive specifications, application notes, and mechanical details.\u003c\/p\u003e\n\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T22:01:42+05:30","created_at":"2025-08-14T22:01:43+05:30","vendor":"Waldom Electonics","type":"DC-DC Converter","tags":["5V","BEL-CUII","DC","IMPORT_CSV","Isolated","WLDM"],"price":86204,"price_min":86204,"price_max":86204,"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":50620569190717,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"VEFT1-S24-S5-SMT-TR","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"VEFT1-S24-S5-SMT-TR","public_title":null,"options":["Default Title"],"price":86204,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"VEFT1-S24-S5-SMT-TR","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/VEFT1-S24-S5-SMT-TR_49999146_d986e782.jpg?v=1755189106"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VEFT1-S24-S5-SMT-TR_49999146_d986e782.jpg?v=1755189106","options":["Title"],"media":[{"alt":null,"id":45841177084221,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VEFT1-S24-S5-SMT-TR_49999146_d986e782.jpg?v=1755189106"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VEFT1-S24-S5-SMT-TR_49999146_d986e782.jpg?v=1755189106","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eBEL\/CUI INC VEFT1-S24-S5-SMT-TR Isolated Module DC-DC Converter 5V 200mA\u003c\/h3\u003e\n\n\u003cp\u003eThe BEL\/CUI INC VEFT1-S24-S5-SMT-TR is a high-performance isolated DC-DC converter designed for industrial and electronic applications requiring reliable power conversion. This model features a 1 W isolated output with a 3,000 VDC isolation voltage, ensuring safe and stable operation in complex electronic systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 W isolated output for safe power transfer\u003c\/li\u003e\n\u003cli\u003eIndustry standard 12-pin SMT package for easy surface-mount assembly\u003c\/li\u003e\n\u003cli\u003eSingle unregulated output with wide input voltage range\u003c\/li\u003e\n\u003cli\u003e3,000 VDC isolation voltage for safety and noise reduction\u003c\/li\u003e\n\u003cli\u003eShort circuit protection for enhanced reliability\u003c\/li\u003e\n\u003cli\u003eUL safety approvals (some models)\u003c\/li\u003e\n\u003cli\u003eWide operating temperature range from -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eHigh efficiency up to 81% for optimal power utilization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Voltage\u003c\/th\u003e\n\u003cth\u003eOutput Voltage\u003c\/th\u003e\n\u003cth\u003eEfficiency (Typ)\u003c\/th\u003e\n\u003cth\u003eOutput Current\u003c\/th\u003e\n\u003cth\u003eRipple and Noise (Max)\u003c\/th\u003e\n\u003cth\u003eOutput Power (Max)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3.3 Vdc (3.00~3.60 V)\u003c\/td\u003e\n\u003ctd\u003e3.3 V\u003c\/td\u003e\n\u003ctd\u003e72%\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e0.33 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 Vdc (4.5~5.5 V)\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003ctd\u003e73%\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e0.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12 Vdc (10.8~13.2 V)\u003c\/td\u003e\n\u003ctd\u003e12 V\u003c\/td\u003e\n\u003ctd\u003e78%\u003c\/td\u003e\n\u003ctd\u003e83 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24 Vdc (21.6~26.4 V)\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003ctd\u003e80%\u003c\/td\u003e\n\u003ctd\u003e42 mA\u003c\/td\u003e\n\u003ctd\u003e1 mVp-p\u003c\/td\u003e\n\u003ctd\u003e1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Environmental\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 15.24 x 11.20 x 6.50 mm\u003c\/li\u003e\n\u003cli\u003eCase Material: UL94-V0 plastic\u003c\/li\u003e\n\u003cli\u003eWeight: 1.71 g\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eStorage Temperature: -55°C to 125°C\u003c\/li\u003e\n\u003cli\u003eReflow Soldering Profile: 260°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Protections \u0026amp; Safety\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShort circuit protection (1 second)\u003c\/li\u003e\n\u003cli\u003eIsolation voltage: 3,000 VDC for 1 minute at 1 mA max\u003c\/li\u003e\n\u003cli\u003eIsolation resistance: 1,000 MΩ at 500 Vdc\u003c\/li\u003e\n\u003cli\u003eSafety Approvals: UL (some models)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eMTBF: 3,500,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: VEFT1-S24-S5-SMT-TR\u003c\/li\u003e\n\u003cli\u003eManufacturer: BEL\/CUI INC\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: SMT\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cui\/cui-veft1-s24-s5-smt-tr.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed technical information, please visit the product page or refer to the datasheet provided. The datasheet includes comprehensive specifications, application notes, and mechanical details.\u003c\/p\u003e\n\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
