Datasheet

DC/DC Converters
TSM Series 1 Watt
http://www.tracopower.com Page 2 of 5
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
Input Specifications
Input current no load /full load 5 Vin models: 30 mA / 260 mA typ.
12 Vin models: 15 mA / 110 mA typ.
Surge voltage (1 sec. max.) 5 Vin models: 9 V max.
12 Vin models: 18 V max.
Reverse voltage protection 0.3 A max.
Reflected input ripple current can be reduced by ext. 1–2.2 µF polyester film
capacitor
Input filter internal capacitors
Output Specifications
Voltage set accuracy ± 3 %
Voltage balance (dual output models) ± 1 % max.
Regulation – Input variation ± 1.2 % / 1 % change Vin
– Load variation 20 – 100 % ± 10 % max.
Ripple and noise (20 MHz Bandwidth) 120 mVpk-pk max.
Temperature coefficient ± 0.02 % / °C
Short circuit protection limited 1 sec. max.
Capacitive load – Single output models 22 µF max.
– Dual output models 10 µF max.
General Specifications
Temperature ranges – Operating (see also enclosed derating curve) –40 °C ... +85 °C (no derating)
– Storage –55 °C ... +125 °C
Humidity (non condensing) 95 % rel H max.
Reliability, calculated MTBF (MIL-HDBK-217E) >2’000’000 h @ 25 °C
Isolation voltage – Input/Output 1‘000 VDC
Isolation capacity – Input/Output 40 pF typ.
Isolation resistance – Input/Output >1‘000 Mohm
Switching frequency 100 kHz typ. (frequency modulation)
Frequency change over line and load ± 30 %
Physical Specifications
Case material epoxy molding compound
(flammability to UL 94V-0 rated)
Package weight single output models: 1.2 g (0.04 oz)
dual output models: 1.5 g (0.05 oz)
Reflow soldering profile peak temp. 245°C (10 sec max.)
217°C for 90 sec. max. Convection reflow
solder process is recommended