Delivering 30W to 48W of output power, the TMC40 series medically-approved AC/DC switching power supplies measure 2” x 4” x 1.18”. Approved to medical and ITE safety standards including UL 60601-1, CSA C22.2 No. 601-1, EN60601-1, UL 60950-1, and EN60950-1, the supplies operate with an input voltage from 90 to 264 Vac. The series offers 12 standard models with output voltages ranging from -15 Vdc to 48 Vdc and all include over-voltage and over-current protection. Other features include a withstand voltage of 4 kVac from input to output, 1.5 kVac from input to ground, and 500 Vac from output to ground, earth leakage currents as low as 150 µA maximum at 264 Vac/63 Hz, full-load operation in temperatures from -10°C to +70°C ambient with derating required from 100% at +50°C linearly to 50% at +70°C, and a MTBF of 400,000 hours at full load, +25°C ambient. Price for the TMC40 series is $19.50 each in OEM quantities. TUMBLER TECHNOLOGIES + TRUMPOWER, Santa Clara, CA. (408) 988-6616.