TRACOPOWER TDN 3WISM DC-DC Converter, 12V dc/ 250mA Output, 9 → 36 V dc Input, 3W, Surface Mount, +70°C Max Temp

RS Stock No.:: 141-8381
Mfr. Part No.:: TDN 3-2412WISM
Brand:: TRACOPOWER

TRACOPOWER TDN 3WISM DC-DC Converter, 12V dc/ 250mA Output, 9 → 36 V dc Input, 3W, Surface Mount, +70°C Max Temp

Bulk discount available

Subtotal (1 tube of 10 units)*

£208.79

(exc. VAT)

£250.55

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

2 unit(s) ready to ship
Plus 3 unit(s) shipping from 09 October 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Tube(s)	Per Tube	Per unit*
1 - 4	£208.79	£20.879
5 - 9	£202.53	£20.253
10 - 24	£196.27	£19.627
25 - 49	£187.91	£18.791
50 +	£179.56	£17.956

*price indicative

RS Stock No.:: 141-8381
Mfr. Part No.:: TDN 3-2412WISM
Brand:: TRACOPOWER

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	TRACOPOWER
	Output Voltage	12V dc
	Input Voltage Range	9 → 36 V dc
	Power Rating	3W
	Input Voltage Nominal	24 V dc
	Output Current	250mA
	Mounting Type	Surface Mount
	Isolated	Yes
	Number of Outputs	1
	Package	SMD
	Isolation Voltage	1.6kV dc
	Length	13.2mm
	Width	9.1mm
	Depth	9.9mm
	Series	TDN 3WISM
	Load Regulation	0.01
	Maximum Temperature	+70°C
	Efficiency	83%
	Minimum Temperature	-40°C
	Standards Met	EN 55022, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-8, MIL-STD-810F

	Select all
	Brand TRACOPOWER
	Output Voltage 12V dc
	Input Voltage Range 9 → 36 V dc
	Power Rating 3W
	Input Voltage Nominal 24 V dc
	Output Current 250mA
	Mounting Type Surface Mount
	Isolated Yes
	Number of Outputs 1
	Package SMD
	Isolation Voltage 1.6kV dc
	Length 13.2mm
	Width 9.1mm
	Depth 9.9mm
	Series TDN 3WISM
	Load Regulation 0.01
	Maximum Temperature +70°C
	Efficiency 83%
	Minimum Temperature -40°C
	Standards Met EN 55022, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-8, MIL-STD-810F

TRACOPOWER TDN 3WISM Series DC-DC Converter, 12V DC Output Voltage, 3W Power Rating - TDN 3-2412WISM

This isolated DC-DC converter delivers a stable output of 12V DC from an input voltage range of 9 to 36V DC. Boasting a compact design, its dimensions measure just 13.2 x 9.1 x 9.9mm, making it ideal for space-restricted applications. The efficiency rating of 83% ensures optimal performance in various electronic systems.

Features & Benefits

• Ultra-compact SMD package fitting stringent space requirements
• High efficiency power converter ensuring minimal power loss
• Operating temperature range of -40°C to +70°C offering versatility
• 1,600V DC isolation voltage safeguarding sensitive components
• Short circuit protection enhancing safety during operation
• Fully regulated outputs ensuring consistent power supply

Applications

• Suitable for small electronic devices requiring stable power
• Employed in battery-powered equipment needing efficient conversion
• Utilised in telecommunications for reliable voltage regulation
• Effective in medical devices where precise voltage supply is crucial

What are the key aspects of the input voltage specifications?

The input voltage is designed for a wide range of 9 to 36V DC, allowing flexibility in various applications. It nominally operates at 24V DC, accommodating diverse input requirements effectively.

How does this converter ensure consistent output voltage regulation?

Load regulation of 0.01 ensures that even with varying loads, the output remains consistently regulated, providing steady 12V DC, critical for sensitive electronic operations.

What measures are in place for thermal performance?

The device can operate in temperatures ranging from -40°C to +70°C without derating, enabling reliable function in extreme environments. This broad operational range is vital for industrial applications.

Can it be used in circuits where power surges are a concern?

Yes, its design includes short circuit protection and a surge input voltage tolerance of up to 50V DC for 1 second, enhancing safety and reliability in fluctuating power conditions.