The TRACO ELEC. AGDC DC CONVERTER 5.1V 12W (Part Number: THD 12-4811) is a high-performance isolated DC/DC converter designed for industrial electronics, instrumentation, data communication systems, and battery-operated equipment with limited space. Manufactured in the US, this converter features a compact package type in a tube form factor, ensuring reliable operation in demanding environments.
Key Features
Wide 2:1 input voltage range for versatile power supply options
High efficiency up to 88%, reducing power loss and heat generation
I/O isolation of 1500V for safety and noise immunity
Built-in input and output filters meeting EN 55032, class A standards
Remote On/Off control for flexible operation
Under voltage lock-out circuit to protect against voltage fluctuations
Shielded metal case with insulated baseplate for durability and safety
Continuous short-circuit protection with automatic recovery
Operating temperature range from -40°C to +85°C with derating
3-year product warranty for long-term reliability
Electrical Specifications
Models
Input Voltage Range
Output 1 Vnom Imax
Output 2 Vnom Imax
Efficiency (%)
THD 12-4811
36 - 75 VDC (48 VDC nom.)
5.1 VDC 2,400 mA
–12 VDC 500 mA
87%
Additional Specifications
Input Current at no load: 20-55 mA depending on model
Input Surge Voltage: up to 100 VDC (max. 100 ms)
Output Voltage Regulation: ±1.2% max.
Ripple and Noise (20 MHz BW): 85 mV p-p typical
Capacitive Load (max): 430 µF for 12 Vout models
Start-up Time: approximately 450 ms
Isolation Test Voltage (Input to Output): 1,600 VDC for 60 seconds
Operating Temperature Range: -40°C to +85°C
Humidity: Up to 95% non-condensing
Mechanical & Environmental Details
Package Type: Tube
Dimensions and Pinout: Refer to datasheet for detailed layout
Mounting: PCB Mount with Thru-Hole Device (DIP-24)
Housing Material: Metal case with nickel-plated copper pins
Weight: 18 g
Cooling: Natural convection
Environmental Compliance: RoHS, REACH, and UL/IEC standards
Certifications & Safety
UL 62368-1, IEC 62368-1
Pollution Degree: PD 2
Isolation Resistance: ≥ 1,000 MΩ at 500 VDC
Isolation Capacitance: ≤ 1,200 pF at 100 kHz
Power Derating: 2.5% per K above 65°C
Additional Information
For detailed specifications, diagrams, and application notes, please refer to the datasheet.
Note: The datasheet URL provided is for reference. Please search the internet with the part number THD 12-4811 for the most current details and documentation.
Part Number: THD 12-4811 Manufacturer: TRACO ELEC. AG COO: US UOM: EA ECCN: EAR99 Package Type: Tube Datasheet:Download Datasheet
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{"id":10011586134333,"title":"THD 12-4811","handle":"thd-12-4811","description":"\u003ch3\u003eDC-DC Converter THD 12 Series, 12W\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eTRACO ELEC. AG\u003c\/strong\u003e \u003cem\u003eDC DC CONVERTER 5.1V 12W\u003c\/em\u003e (Part Number: \u003cstrong\u003eTHD 12-4811\u003c\/strong\u003e) is a high-performance isolated DC\/DC converter designed for industrial electronics, instrumentation, data communication systems, and battery-operated equipment with limited space. Manufactured in the US, this converter features a compact package type in a tube form factor, ensuring reliable operation in demanding environments.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eWide 2:1 input voltage range for versatile power supply options\u003c\/li\u003e\n \u003cli\u003eHigh efficiency up to 88%, reducing power loss and heat generation\u003c\/li\u003e\n \u003cli\u003eI\/O isolation of 1500V for safety and noise immunity\u003c\/li\u003e\n \u003cli\u003eBuilt-in input and output filters meeting EN 55032, class A standards\u003c\/li\u003e\n \u003cli\u003eRemote On\/Off control for flexible operation\u003c\/li\u003e\n \u003cli\u003eUnder voltage lock-out circuit to protect against voltage fluctuations\u003c\/li\u003e\n \u003cli\u003eShielded metal case with insulated baseplate for durability and safety\u003c\/li\u003e\n \u003cli\u003eContinuous short-circuit protection with automatic recovery\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -40°C to +85°C with derating\u003c\/li\u003e\n \u003cli\u003e3-year product warranty for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eModels\u003c\/th\u003e\n \u003cth\u003eInput Voltage Range\u003c\/th\u003e\n \u003cth\u003eOutput 1 Vnom Imax\u003c\/th\u003e\n \u003cth\u003eOutput 2 Vnom Imax\u003c\/th\u003e\n \u003cth\u003eEfficiency (%)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eTHD 12-4811\u003c\/td\u003e\n \u003ctd\u003e36 - 75 VDC (48 VDC nom.)\u003c\/td\u003e\n \u003ctd\u003e5.1 VDC 2,400 mA\u003c\/td\u003e\n \u003ctd\u003e–12 VDC 500 mA\u003c\/td\u003e\n \u003ctd\u003e87%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInput Current at no load: 20-55 mA depending on model\u003c\/li\u003e\n \u003cli\u003eInput Surge Voltage: up to 100 VDC (max. 100 ms)\u003c\/li\u003e\n \u003cli\u003eOutput Voltage Regulation: ±1.2% max.\u003c\/li\u003e\n \u003cli\u003eRipple and Noise (20 MHz BW): 85 mV p-p typical\u003c\/li\u003e\n \u003cli\u003eCapacitive Load (max): 430 µF for 12 Vout models\u003c\/li\u003e\n \u003cli\u003eStart-up Time: approximately 450 ms\u003c\/li\u003e\n \u003cli\u003eIsolation Test Voltage (Input to Output): 1,600 VDC for 60 seconds\u003c\/li\u003e\n \u003cli\u003eOperating Temperature Range: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eHumidity: Up to 95% non-condensing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Environmental Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Tube\u003c\/li\u003e\n \u003cli\u003eDimensions and Pinout: Refer to datasheet for detailed layout\u003c\/li\u003e\n \u003cli\u003eMounting: PCB Mount with Thru-Hole Device (DIP-24)\u003c\/li\u003e\n \u003cli\u003eHousing Material: Metal case with nickel-plated copper pins\u003c\/li\u003e\n \u003cli\u003eWeight: 18 g\u003c\/li\u003e\n \u003cli\u003eCooling: Natural convection\u003c\/li\u003e\n \u003cli\u003eEnvironmental Compliance: RoHS, REACH, and UL\/IEC standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertifications \u0026amp; Safety\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eUL 62368-1, IEC 62368-1\u003c\/li\u003e\n \u003cli\u003ePollution Degree: PD 2\u003c\/li\u003e\n \u003cli\u003eIsolation Resistance: ≥ 1,000 MΩ at 500 VDC\u003c\/li\u003e\n \u003cli\u003eIsolation Capacitance: ≤ 1,200 pF at 100 kHz\u003c\/li\u003e\n \u003cli\u003ePower Derating: 2.5% per K above 65°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, diagrams, and application notes, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tra\/tra-thd-12-4811.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: The datasheet URL provided is for reference. Please search the internet with the part number \u003cstrong\u003eTHD 12-4811\u003c\/strong\u003e for the most current details and documentation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e THD 12-4811\u003cbr\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TRACO ELEC. AG\u003cbr\u003e\n\u003cstrong\u003eCOO:\u003c\/strong\u003e US\u003cbr\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003cbr\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003cbr\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tube\u003cbr\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tra\/tra-thd-12-4811.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e","published_at":"2025-08-10T01:05:13+05:30","created_at":"2025-08-10T01:05:13+05:30","vendor":"Waldom Electonics","type":"DC-DC Converter","tags":["12W","1V","DC","IMPORT_CSV","Isolated","TRACO","WLDM"],"price":446263,"price_min":446263,"price_max":446263,"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":50570328310077,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"THD 12-4811","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"THD 12-4811","public_title":null,"options":["Default Title"],"price":446263,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"THD 12-4811","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/54955798.jpg?v=1754768116"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54955798.jpg?v=1754768116","options":["Title"],"media":[{"alt":null,"id":45752235032893,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54955798.jpg?v=1754768116"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/54955798.jpg?v=1754768116","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eDC-DC Converter THD 12 Series, 12W\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eTRACO ELEC. AG\u003c\/strong\u003e \u003cem\u003eDC DC CONVERTER 5.1V 12W\u003c\/em\u003e (Part Number: \u003cstrong\u003eTHD 12-4811\u003c\/strong\u003e) is a high-performance isolated DC\/DC converter designed for industrial electronics, instrumentation, data communication systems, and battery-operated equipment with limited space. Manufactured in the US, this converter features a compact package type in a tube form factor, ensuring reliable operation in demanding environments.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eWide 2:1 input voltage range for versatile power supply options\u003c\/li\u003e\n \u003cli\u003eHigh efficiency up to 88%, reducing power loss and heat generation\u003c\/li\u003e\n \u003cli\u003eI\/O isolation of 1500V for safety and noise immunity\u003c\/li\u003e\n \u003cli\u003eBuilt-in input and output filters meeting EN 55032, class A standards\u003c\/li\u003e\n \u003cli\u003eRemote On\/Off control for flexible operation\u003c\/li\u003e\n \u003cli\u003eUnder voltage lock-out circuit to protect against voltage fluctuations\u003c\/li\u003e\n \u003cli\u003eShielded metal case with insulated baseplate for durability and safety\u003c\/li\u003e\n \u003cli\u003eContinuous short-circuit protection with automatic recovery\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -40°C to +85°C with derating\u003c\/li\u003e\n \u003cli\u003e3-year product warranty for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eModels\u003c\/th\u003e\n \u003cth\u003eInput Voltage Range\u003c\/th\u003e\n \u003cth\u003eOutput 1 Vnom Imax\u003c\/th\u003e\n \u003cth\u003eOutput 2 Vnom Imax\u003c\/th\u003e\n \u003cth\u003eEfficiency (%)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eTHD 12-4811\u003c\/td\u003e\n \u003ctd\u003e36 - 75 VDC (48 VDC nom.)\u003c\/td\u003e\n \u003ctd\u003e5.1 VDC 2,400 mA\u003c\/td\u003e\n \u003ctd\u003e–12 VDC 500 mA\u003c\/td\u003e\n \u003ctd\u003e87%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInput Current at no load: 20-55 mA depending on model\u003c\/li\u003e\n \u003cli\u003eInput Surge Voltage: up to 100 VDC (max. 100 ms)\u003c\/li\u003e\n \u003cli\u003eOutput Voltage Regulation: ±1.2% max.\u003c\/li\u003e\n \u003cli\u003eRipple and Noise (20 MHz BW): 85 mV p-p typical\u003c\/li\u003e\n \u003cli\u003eCapacitive Load (max): 430 µF for 12 Vout models\u003c\/li\u003e\n \u003cli\u003eStart-up Time: approximately 450 ms\u003c\/li\u003e\n \u003cli\u003eIsolation Test Voltage (Input to Output): 1,600 VDC for 60 seconds\u003c\/li\u003e\n \u003cli\u003eOperating Temperature Range: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eHumidity: Up to 95% non-condensing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMechanical \u0026amp; Environmental Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Tube\u003c\/li\u003e\n \u003cli\u003eDimensions and Pinout: Refer to datasheet for detailed layout\u003c\/li\u003e\n \u003cli\u003eMounting: PCB Mount with Thru-Hole Device (DIP-24)\u003c\/li\u003e\n \u003cli\u003eHousing Material: Metal case with nickel-plated copper pins\u003c\/li\u003e\n \u003cli\u003eWeight: 18 g\u003c\/li\u003e\n \u003cli\u003eCooling: Natural convection\u003c\/li\u003e\n \u003cli\u003eEnvironmental Compliance: RoHS, REACH, and UL\/IEC standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertifications \u0026amp; Safety\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eUL 62368-1, IEC 62368-1\u003c\/li\u003e\n \u003cli\u003ePollution Degree: PD 2\u003c\/li\u003e\n \u003cli\u003eIsolation Resistance: ≥ 1,000 MΩ at 500 VDC\u003c\/li\u003e\n \u003cli\u003eIsolation Capacitance: ≤ 1,200 pF at 100 kHz\u003c\/li\u003e\n \u003cli\u003ePower Derating: 2.5% per K above 65°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, diagrams, and application notes, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tra\/tra-thd-12-4811.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: The datasheet URL provided is for reference. Please search the internet with the part number \u003cstrong\u003eTHD 12-4811\u003c\/strong\u003e for the most current details and documentation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e THD 12-4811\u003cbr\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TRACO ELEC. AG\u003cbr\u003e\n\u003cstrong\u003eCOO:\u003c\/strong\u003e US\u003cbr\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003cbr\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003cbr\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tube\u003cbr\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-tra\/tra-thd-12-4811.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e"}
