TDN 3-1219WI Series

The TDN 3-1219WI from Traco Electronic is a compact DC-DC converter designed to step down voltage levels efficiently. It’s a versatile solution that engineers often turn to for power regulation in space-constrained applications, such as embedded systems, medical devices, and industrial controls. Given its small footprint and high efficiency, it’s particularly useful in environments where board space is limited and thermal management needs to be carefully managed.

One thing worth noting is its wide input voltage range, which typically spans from 8V to 36V. This flexibility allows it to operate reliably across different power sources, making it a robust choice for field-deployed equipment. Additionally, the converter features an integrated overvoltage protection circuit, which helps safeguard against voltage spikes and ensures the longevity of connected components. Engineers tend to reach for this when they need a reliable, low-profile power solution that can handle a variety of input conditions without requiring extensive external components.

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

trac-TDN 3-1219WI

Frequently Asked Questions

TDN 3-1219WI - Part List

Current - Output 1

Efficiency

Voltage - Input (Min)

Voltage Rating

Current - Output 2