Machine Design

Compact DC-DC Converters

The TDK-Lambda 1.5 to 25-W converters are RoHS compliant and conform to UL60950-1, CSA 60950-1, and EN 60950-1 standards.

They come in 68 models with power ratings of 1.5, 3, 6, 10, 15, and 25 W. Models with a power rating of 10 W or less can be supplied with a choice of 5, 12, 24, and 48-V nominal input with output voltages of 3.3, 5, 12, and ±15 V. The 15 and 25-W models are available with a 24-V input with output voltages of 3.3 and 5 V. The dual-output units can be configured as 24 or 30-V single outputs. The Series is available in six package sizes ranging from 0.65 X 0.654 X 0.335 in. to 1.7 X 1.77 X 0.295 in. The 1.5-W models weigh just 3.2 gm, come with a metal case to reduce radiated EMI, and operate from -40 to 85°C ambient and have an input-to-output isolation of 500 Vac.

Lambda, 3055 Del Sol Blvd., San Diego, CA 92154, (800) 526-2324,

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