Data Sheet
TBA 2 Series, 2 Watt
www.tracopower.com Page 2 of 3
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
Input Specifications
Input current at no load 5 Vin models: 35 mA typ.
12 Vin models: 18 mA typ.
24 Vin models: 10 mA typ.
Surge voltage (1 s max.) 5 Vin models: 9 V max.
12 Vin models: 18 V max.
24 Vin models: 30 V max.
Input filter internal capacitor
(external capacitor recommended)*
Recommended input fuse 5 Vin models: 1.0 A (slow blow type)
12 Vin models: 0.4 A (slow blow type)
24 Vin models: 0.2 A (slow blow type)
Output Specifications
Voltage set accuracy 5 & ±5 Vout models: ±3 % max. (at 60 % load)
other output models: ±3 % max. (at 80 % load)
Regulation – Input variation (at 1 % change of Vin) 1.5 % max.
– Load variation See graphs on page 3
– Cross regulation (at full load) dual output models: 1 % max.
Temperature coefficient ±0.02 %/K max.
Ripple and noise (20 MHz Bandwidth) 120 mVp-p typ. / 250 mVp-p max.
Short circuit protection continuous, automatic recovery
Start up time 10 ms max.
Capacitive load single output models: 470 µF max.
dual output models: 220 µF max. (each output)
General Specifications
Temperature ranges – Operating (natural convection: 20 LFM, 0.1 m/s) –40°C to +90°C
– Case temperature +95°C max.
– Storage temperature –55°C to +125°C
Derating 6.67 %/K above 80°C
Humidity (non condensing) 95 % rel H max.
Isolation voltage – I/O isolation voltage (60 s) 1‘500 VDC
Isolation resistance (input/output) 1 GOhm min.
Isolation capacitance (input/output) 20 pF max.
Reliability, calculated MTBF (MIL-HDBK-217F at +25°C, ground benign) 2‘000‘000 h
Switching frequency 30 – 200 kHz (pulse width modulation)
Environmental compliance – Reach www.tracopower.com/info/reach-declaration.pdf
– RoHS RoHS directive 2011/65/EU
Physical Specifications
Casing material Plastic (UL 94V-0 rated)
Potting material Epoxy (UL 94V-0 rated)
Pin material Tinned copper
Package weight 2.8 g (0.09 oz)
Supporting Documents: www.tracopower.com/overview/tba2
*In case of long input lines or hot plug-in requirements, we recommended to use an external low ESR capacitor (22uF) near to the
converter’s input pins.