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All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
DC/DC Converters
TEN 3WI Series 3 Watt
Input Specifications
Input current no load /full load 24 Vin models 20 mA typ. / 150 mA typ.
48 Vin models 10 mA typ. / 75 mA typ.
Start-up voltage / 24 Vin models 9 VDC / 8.5 VDC typ.
under voltage shut down 48 Vin models 18 VDC / 16 VDC typ.
Surge voltage (1 sec. max.) 24 Vin models 50 V max.
48 Vin models 100 V max.
Reverse voltage protection 0.5 A max.
Conducted noise (input) EN 55022 level A, FCC part 15, level A
Output Specifications
Voltage set accuracy ±2.0 % max.
Regulation – Input variation Vin min. to Vin max. 1.0 % max.
– Load variation 10 – 100 %
single output models 1.0 % max.
dual output models 3.0 % max. (balanced load)
Ripple and noise (20 MHz Bandwidth) 75 mVpk-pk max
Temperature coefficient 0.02 %/K
Current limitation >110 % of Iout max., constant current
Transient response (25% load step change) 300 µs typ.
Short circuit protection indefinite (automatic recovery)
Capacitive load 3.3 VDC models 680 µF max.
5 VDC models 470 µF max.
12 VDC models 330 µF max.
12 VDC models 220 µF max.
±12 VDC models 150 µF max. (for each output)
±15 VDC models 100 µF max. (for each output)
General Specifications
Temperature ranges – Operating –40°C to +85°C
– Casing +100°C max.
– Storage –55°C to +125°C
Derating 3.5 %/K above 70°C
Humidity (non condensing) 95 % rel H max.
Reliability, calculated MTBF (MIL-HDBK-217F, at +25°C, ground benign) >1 Mio. h
Isolation voltage (60 sec.) – Input/Output 1’500 VDC
Isolation capacitance – Input/Output 380 pF typ
Isolation resistance – Input/Output (500 VDC) >1‘000 M Ohm
Switching frequency 350 kHz typ. (Pulse width modulation PWM)
Safety standards UL 60950-1 , IEC/EN 60950-1
Environmental compliance – Reach www.tracopower.com/info/reach-declaration.pdf
– RoHS RoHS directive 2011/65/EU
