DC/DC Converter TBA 1 Series, 1 Watt Continuous short circuit protection I/O isolation: 1 060 VAC Operating temperature range -40 to +85 C without derating Input voltage ranges (10%): 3.3, 5, 12, 24 VDC The TBA 1 is a 1 Watt DC/DC SIP converter series which is specifically de- High efficiency up to 82% signed to offer a low-cost solution with no concession on quality and lifetime. The new design improves on the industry standard features and offers an inte- SIP-4 package grated continuous short circuit protection circuit, an operating temperature Unregulated outputs range from 40C to 85C without derating and I/O-isolation of 1500 VDC. It offers a broad application range in any space and cost critical application. 3-year product waranty Models Order Code Input Voltage Output Voltage Output Current Efficiency Range nom. max. typ. TBA 1-0310 3.3 VDC 260 mA 73 % 2.97 - 3.63 VDC (3.3 VDC nom.) TBA 1-0311 5 VDC 200 mA 76 % TBA 1-0510 3.3 VDC 260 mA 75 % TBA 1-0511 5 VDC 200 mA 79 % 4.5 - 5.5 VDC TBA 1-0519 9 VDC 110 mA 80 % (5 VDC nom.) TBA 1-0512 12 VDC 80 mA 82 % TBA 1-0513 15 VDC 65 mA 82 % TBA 1-1211 5 VDC 200 mA 79 % TBA 1-1219 9 VDC 110 mA 79 % 10.8 - 13.2 VDC (12 VDC nom.) TBA 1-1212 12 VDC 80 mA 80 % TBA 1-1213 15 VDC 65 mA 80 % 5 VDC 200 mA 79 % TBA 1-2411 TBA 1-2419 9 VDC 110 mA 80 % 21.6 - 26.4 VDC (24 VDC nom.) TBA 1-2412 12 VDC 80 mA 82 % TBA 1-2413 15 VDC 65 mA 82 % Page 1 / 4 www.tracopower.com January 7, 2022TBA 1 Series, 1 Watt Input Specifications Input Current - At no load 3.3 Vin models: 30 mA typ. 5 Vin models: 25 mA typ. 12 Vin models: 15 mA typ. 24 Vin models: 10 mA typ. Surge Voltage 3.3 Vin models: 5 VDC max. (1 s max.) 5 Vin models: 9 VDC max. (1 s max.) 12 Vin models: 18 VDC max. (1 s max.) 24 Vin models: 30 VDC max. (1 s max.) Recommended Input Fuse 3.3 Vin models: 800 mA (slow blow) 5 Vin models: 500 mA (slow blow) 12 Vin models: 200 mA (slow blow) 24 Vin models: 100 mA (slow blow) (The need of an external fuse has to be assessed in the final application.) Input Filter Internal Capacitor (add. external 22 F, ESR <0.1, recommended) Output Specifications Voltage Set Accuracy 3% max. (at 60% for 5VDC models) 3% max. (at 80% for other models) Regulation 1.5% max. - Input Variation (1% Vin step) - Load Variation See application note: www.tracopower.com/overview/tba1 Ripple and Noise - 20 MHz Bandwidth 65 mVp-p typ. 200 mVp-p max. Capacitive Load 3.3 Vout models: 3 300 F max. 5 Vout models: 2 200 F max. 9 Vout models: 1 000 F max. 12 Vout models: 470 F max. 15 Vout models: 470 F max. Minimum Load 10 % of Iout max. Temperature Coefficient 0.02 %/K max. Start-up Time 30 ms max. Short Circuit Protection Continuous, Automatic recovery Safety Specifications Safety Standards - IT / Multimedia Equipment Designed for EN 62368-1 (no certification) General Specifications Relative Humidity 95% max. (non condensing) Temperature Ranges 40C to +95C - Operating Temperature +105C max. - Case Temperature 55C to +125C - Storage Temperature Power Derating - High Temperature 5 %/K above 85C Cooling System Natural convection (20 LFM) Switching Frequency 50 - 200 kHz (PWM) Insulation System Functional Insulation Isolation Test Voltage - Input to Output, 60 s 1 500 VDC Isolation Resistance - Input to Output, 500 VDC 1 000 M min. Isolation Capacitance - Input to Output, 100 kHz, 1 V 30 pF max. Reliability - Calculated MTBF 2 000 000 h (MIL-HDBK-217F, ground benign) Washing Process Not allowed Housing Material Plastic (UL 94 V-0 rated) Potting Material Epoxy (UL 94 V-0 rated) Pin Material Nickel-Iron (Alloy 42) All specifications valid at nominal voltage, resistive full load and +25C after warm-up time, unless otherwise stated. Page 2 / 4 www.tracopower.com January 7, 2022