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trac-TDN 3-2421WI

TDN 3-2421WI Series

The TDN 3-2421WI from Traco Electronic is a compact DC/DC converter designed to step down 24V inputs to 5V outputs. It’s built for space-constrained applications requiring stable, reliable power conversion. If you're working on projects that need a clean, regulated 5V supply from a 24V input, this converter is a go-to solution. One thing worth noting is its efficiency; it operates at around 87%, which is quite respectable for a small form factor unit. Engineers tend to reach for this when they need a simple, no-frills way to regulate power without taking up too much board space. It’s particularly handy in industrial control panels, sensor networks, and other embedded systems where 24V is common but 5V logic is needed. Another practical use case is in automotive applications where 24V is standard, but many components require 5V. The 24V to 5V conversion is efficient and reliable, making it a solid choice for these types of projects.

Frequently Asked Questions

Content generated by AI, for reference only

TDN 3-2421WI - Part List

165 parts in total

Mfr Part #	Category	Ripple	Derating	Efficiency	Power - Rated	Voltage Rating	Current - Output 1	Voltage - Breakdown	Voltage - Input (Min)	Size	Width	Height	Length	Package / Case	Connection Method	Operating Temperature	Current - Output 2
TDN3-1210WI DC/DC converter 4.5...18 VDC 3.3 VDC, TDN3-1210WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	76 %	3	4.5...18 VDC	0.7 A	1600 VDC	3.3 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-1211WI DC/DC converter 4.5...18 VDC 5 VDC, TDN3-1211WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	4.5...18 VDC	0.6 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-1212WI DC/DC converter 4.5...18 VDC 12 VDC, TDN3-1212WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	83 %	3	4.5...18 VDC	0.25 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-1215WI DC/DC converter 4.5...18 VDC 24 VDC, TDN3-1215WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	4.5...18 VDC	0.125 A	1600 VDC	24 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-1221WI DC/DC converter 4.5...18 VDC 5 VDC, TDN3-1221WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	4.5...18 VDC	0.3 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.3 A
TDN3-1223WI DC/DC converter 4.5...18 VDC 15 VDC, TDN3-1223WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	4.5...18 VDC	0.1 A	1600 VDC	15 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.1 A
TDN3-1222WI DC/DC converter 4.5...18 VDC 12 VDC, TDN3-1222WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	4.5...18 VDC	0.125 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.125 A
TDN3-2410WI DC/DC converter 9...36 VDC 3.3 VDC, TDN3-2410WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	77 %	3	9...36 VDC	0.7 A	1600 VDC	3.3 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-2411WI DC/DC converter 9...36 VDC 5 VDC, TDN3-2411WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	9...36 VDC	0.6 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-2412WI DC/DC converter 9...36 VDC 12 VDC, TDN3-2412WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	83 %	3	9...36 VDC	0.25 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-2415WI DC/DC converter 9...36 VDC 24 VDC, TDN3-2415WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	9...36 VDC	0.125 A	1600 VDC	24 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-2421WI DC/DC converter 9...36 VDC 5 VDC, TDN3-2421WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	9...36 VDC	0.3 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.3 A
TDN3-2422WI DC/DC converter 9...36 VDC 12 VDC, TDN3-2422WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	9...36 VDC	0.125 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.125 A
TDN3-2423WI DC/DC converter 9...36 VDC 15 VDC, TDN3-2423WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	9...36 VDC	0.1 A	1600 VDC	15 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.1 A
TDN3-4810WI DC/DC converter 18...75 VDC 3.3 VDC, TDN3-4810WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	77 %	3	18...75 VDC	0.7 A	1600 VDC	3.3 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-4811WI DC/DC converter 18...75 VDC 5 VDC, TDN3-4811WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	18...75 VDC	0.6 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-4812WI DC/DC converter 18...75 VDC 12 VDC, TDN3-4812WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	83 %	3	18...75 VDC	0.25 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-4815WI DC/DC converter 18...75 VDC 24 VDC, TDN3-4815WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	18...75 VDC	0.125 A	1600 VDC	24 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-
TDN3-4821WI DC/DC converter 18...75 VDC 5 VDC, TDN3-4821WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	80 %	3	18...75 VDC	0.3 A	1600 VDC	5 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.3 A
TDN3-4822WI DC/DC converter 18...75 VDC 12 VDC, TDN3-4822WI, Traco Power Traco Power	-	50 mVp-p	2.9%/K above 70°C	82 %	3	18...75 VDC	0.125 A	1600 VDC	12 VDC	13 x 9 x 10 mm	9	10	13	DIP	THD	-40...+70 °C	-0.125 A

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TDN 3-2421WI Series

Frequently Asked Questions

TDN 3-2421WI - Part List

Current - Output 1

Efficiency

Voltage - Input (Min)

Voltage Rating

Current - Output 2