VWRAT2-D12-D5-SMT-TR DC-DC Isolated Converter by BEL/CUI INC
Enhance your electronic systems with the BEL/CUI INC VWRAT2-D12-D5-SMT-TR, a high-performance isolated DC-DC converter designed for reliable power conversion in demanding environments. This model features a 24 Vdc input, delivering a regulated output with a maximum power of 400 W, and is suitable for applications requiring galvanic isolation and stable voltage regulation.
Product Features
2 W isolated output with 1,500 V isolation voltage
Wide input voltage range (2:1 ratio): 9~36 Vdc depending on model
Dual regulated outputs with adjustable voltages
Industry standard 16-pin SMT package for easy integration
High efficiency up to 78%
Short circuit protection with automatic recovery
Wide operating temperature range: -40°C to 85°C
RoHS compliant for environmentally responsible design
MTBF of 1,000,000 hours ensures long-term reliability
Electrical Specifications
Parameter
Conditions
Min
Typ
Max
Units
Input Voltage
12 V model
9
12
18 Vdc
24 V model
18
24
36 Vdc
Output Power
400 W
Efficiency
up to 78%
Ripple & Noise
20 MHz bandwidth
35 mVp-p
150 mVp-p
Isolation Voltage
Tested for 1 minute at 1 mA max
1,500 Vdc
Operating Temperature
-40
85 °C
Mechanical & Packaging
Dimensions: 0.939 x 0.713 x 0.315 inches (23.86 x 18.10 x 8.10 mm)
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{"id":10025029730621,"title":"VWRAT2-D12-D5-SMT-TR","handle":"vwrat2-d12-d5-smt-tr","description":"\u003ch3\u003eVWRAT2-D12-D5-SMT-TR DC-DC Isolated Converter by BEL\/CUI INC\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic systems with the BEL\/CUI INC VWRAT2-D12-D5-SMT-TR, a high-performance isolated DC-DC converter designed for reliable power conversion in demanding environments. This model features a 24 Vdc input, delivering a regulated output with a maximum power of 400 W, and is suitable for applications requiring galvanic isolation and stable voltage regulation.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 W isolated output with 1,500 V isolation voltage\u003c\/li\u003e\n\u003cli\u003eWide input voltage range (2:1 ratio): 9~36 Vdc depending on model\u003c\/li\u003e\n\u003cli\u003eDual regulated outputs with adjustable voltages\u003c\/li\u003e\n\u003cli\u003eIndustry standard 16-pin SMT package for easy integration\u003c\/li\u003e\n\u003cli\u003eHigh efficiency up to 78%\u003c\/li\u003e\n\u003cli\u003eShort circuit protection with automatic recovery\u003c\/li\u003e\n\u003cli\u003eWide operating temperature range: -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant for environmentally responsible design\u003c\/li\u003e\n\u003cli\u003eMTBF of 1,000,000 hours ensures long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e12 V model\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e18 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V model\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e36 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e400 W\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eup to 78%\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple \u0026amp; Noise\u003c\/td\u003e\n\u003ctd\u003e20 MHz bandwidth\u003c\/td\u003e\n\u003ctd\u003e35 mVp-p\u003c\/td\u003e\n\u003ctd\u003e150 mVp-p\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003eTested for 1 minute at 1 mA max\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1,500 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-40\u003c\/td\u003e\n\u003ctd\u003e85 °C\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical \u0026amp; Packaging\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 0.939 x 0.713 x 0.315 inches (23.86 x 18.10 x 8.10 mm)\u003c\/li\u003e\n\u003cli\u003ePackage Type: SMT\u003c\/li\u003e\n\u003cli\u003eCase Material: UL94-V0 epoxy resin\u003c\/li\u003e\n\u003cli\u003eWeight: 5.2 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSafety \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003cli\u003eInsulation Resistance at 500 Vdc: 1,000 MΩ\u003c\/li\u003e\n\u003cli\u003eInsulation Capacitance: 85 pF\u003c\/li\u003e\n\u003cli\u003eMTBF: 1,000,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStorage Temperature: -55°C to 125°C\u003c\/li\u003e\n\u003cli\u003eStorage Humidity: Non-condensing 95%\u003c\/li\u003e\n\u003cli\u003eTemperature Rise at Full Load: 15°C\u003c\/li\u003e\n\u003cli\u003eLead Temperature (10 seconds): 300°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePart Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: VWRAT2-D12-D5-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\u003eUOM: EA\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003ePackage Type: SMT (Tape \u0026amp; Reel available)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cui\/cui-vwrat2-d12-d5-smt-tr.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed technical specifications and application notes, please visit the \u003ca href=\"https:\/\/www.cui.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=VWRAT2.pdf\u0026amp;path=%2fproduct%2fpower%2fdc-dc-converters%2fisolated%2fvwrat2-smt-series\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed; please search the internet for the part number VWRAT2-D12-D5-SMT-TR for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T15:57:06+05:30","created_at":"2025-08-14T15:57:06+05:30","vendor":"Waldom Electonics","type":"DC-DC Converter","tags":["24 Vdc","400 W","67 A","BEL-CUII","IMPORT_CSV","Isolated","WLDM"],"price":266233,"price_min":266233,"price_max":266233,"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":50619410514237,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"VWRAT2-D12-D5-SMT-TR","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"VWRAT2-D12-D5-SMT-TR","public_title":null,"options":["Default Title"],"price":266233,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"VWRAT2-D12-D5-SMT-TR","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/VWRAT2-D12-D5-SMT-TR_49999658_9ebc32f1.jpg?v=1755167230"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VWRAT2-D12-D5-SMT-TR_49999658_9ebc32f1.jpg?v=1755167230","options":["Title"],"media":[{"alt":null,"id":45835388846397,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VWRAT2-D12-D5-SMT-TR_49999658_9ebc32f1.jpg?v=1755167230"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/VWRAT2-D12-D5-SMT-TR_49999658_9ebc32f1.jpg?v=1755167230","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eVWRAT2-D12-D5-SMT-TR DC-DC Isolated Converter by BEL\/CUI INC\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic systems with the BEL\/CUI INC VWRAT2-D12-D5-SMT-TR, a high-performance isolated DC-DC converter designed for reliable power conversion in demanding environments. This model features a 24 Vdc input, delivering a regulated output with a maximum power of 400 W, and is suitable for applications requiring galvanic isolation and stable voltage regulation.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 W isolated output with 1,500 V isolation voltage\u003c\/li\u003e\n\u003cli\u003eWide input voltage range (2:1 ratio): 9~36 Vdc depending on model\u003c\/li\u003e\n\u003cli\u003eDual regulated outputs with adjustable voltages\u003c\/li\u003e\n\u003cli\u003eIndustry standard 16-pin SMT package for easy integration\u003c\/li\u003e\n\u003cli\u003eHigh efficiency up to 78%\u003c\/li\u003e\n\u003cli\u003eShort circuit protection with automatic recovery\u003c\/li\u003e\n\u003cli\u003eWide operating temperature range: -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant for environmentally responsible design\u003c\/li\u003e\n\u003cli\u003eMTBF of 1,000,000 hours ensures long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e12 V model\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e18 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V model\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e36 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e400 W\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eup to 78%\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple \u0026amp; Noise\u003c\/td\u003e\n\u003ctd\u003e20 MHz bandwidth\u003c\/td\u003e\n\u003ctd\u003e35 mVp-p\u003c\/td\u003e\n\u003ctd\u003e150 mVp-p\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003eTested for 1 minute at 1 mA max\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1,500 Vdc\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-40\u003c\/td\u003e\n\u003ctd\u003e85 °C\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical \u0026amp; Packaging\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 0.939 x 0.713 x 0.315 inches (23.86 x 18.10 x 8.10 mm)\u003c\/li\u003e\n\u003cli\u003ePackage Type: SMT\u003c\/li\u003e\n\u003cli\u003eCase Material: UL94-V0 epoxy resin\u003c\/li\u003e\n\u003cli\u003eWeight: 5.2 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSafety \u0026amp; Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003cli\u003eInsulation Resistance at 500 Vdc: 1,000 MΩ\u003c\/li\u003e\n\u003cli\u003eInsulation Capacitance: 85 pF\u003c\/li\u003e\n\u003cli\u003eMTBF: 1,000,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStorage Temperature: -55°C to 125°C\u003c\/li\u003e\n\u003cli\u003eStorage Humidity: Non-condensing 95%\u003c\/li\u003e\n\u003cli\u003eTemperature Rise at Full Load: 15°C\u003c\/li\u003e\n\u003cli\u003eLead Temperature (10 seconds): 300°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePart Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: VWRAT2-D12-D5-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\u003eUOM: EA\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003ePackage Type: SMT (Tape \u0026amp; Reel available)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cui\/cui-vwrat2-d12-d5-smt-tr.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed technical specifications and application notes, please visit the \u003ca href=\"https:\/\/www.cui.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=VWRAT2.pdf\u0026amp;path=%2fproduct%2fpower%2fdc-dc-converters%2fisolated%2fvwrat2-smt-series\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed; please search the internet for the part number VWRAT2-D12-D5-SMT-TR for more details.\u003c\/p\u003e\u003cbr\u003e"}
