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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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