DC/DC Converter TDN 1WISM Series, 1 Watt Compact SMD package 13.2 x 9.1 x 10.2 mm I/O-isolation 1 600 VDC Fully regulated outputs Operating temperature range 40C to +90C without derating The TDN 1WISM Series comprises 1 Watt fully regulated, high performance Short circuit protection DC/ DC converters. They come in a compact cubical package of only 1.23 cm. Full load operation is reliable up tp 90C environment temperature. With 1 600 Remote On/Off VDC I/O-isolation voltage, external On/Off, and short current protection they Designed to meet UL 62368-1 cover a wide range of application when space is limited. The input of the con- (UL 60950-1) verters is designed for a wide voltage range (4:1) and minimum load is not re- quired. 3-year product warranty The functional I/O-isolation system is designed to meet IEC/EN 62368-1 with a test voltage (60 s) of 1 600 VDC. Models Order Code Input Voltage Output 1 Output 2 Efficiency Range Vnom Imax Vnom Imax typ. TDN 1-1210WISM 3.3 VDC 300 mA 77 % TDN 1-1211WISM 5 VDC 200 mA 79 % TDN 1-1219WISM 9 VDC 112 mA 79 % TDN 1-1212WISM 12 VDC 90 mA 81 % 4.5 - 18 VDC TDN 1-1213WISM 15 VDC 70 mA 81 % (12 VDC nom.) TDN 1-1215WISM 24 VDC 45 mA 80 % TDN 1-1221WISM +5 VDC 100 mA 5 VDC 100 mA 77 % TDN 1-1222WISM +12 VDC 45 mA 12 VDC 45 mA 80 % TDN 1-1223WISM +15 VDC 35 mA 15 VDC 35 mA 81 % TDN 1-2410WISM 3.3 VDC 300 mA 76 % TDN 1-2411WISM 5 VDC 200 mA 78 % TDN 1-2419WISM 9 VDC 112 mA 79 % TDN 1-2412WISM 12 VDC 90 mA 81 % 9 - 36 VDC TDN 1-2413WISM 15 VDC 70 mA 81 % (24 VDC nom.) TDN 1-2415WISM 24 VDC 45 mA 80 % TDN 1-2421WISM +5 VDC 100 mA 5 VDC 100 mA 77 % TDN 1-2422WISM +12 VDC 45 mA 12 VDC 45 mA 80 % TDN 1-2423WISM +15 VDC 35 mA 15 VDC 35 mA 81 % TDN 1-4810WISM 3.3 VDC 300 mA 75 % TDN 1-4811WISM 5 VDC 200 mA 78 % TDN 1-4819WISM 9 VDC 112 mA 79 % TDN 1-4812WISM 12 VDC 90 mA 81 % 18 - 75 VDC TDN 1-4813WISM 15 VDC 70 mA 81 % (48 VDC nom.) TDN 1-4815WISM 24 VDC 45 mA 80 % TDN 1-4821WISM +5 VDC 100 mA 5 VDC 100 mA 77 % TDN 1-4822WISM +12 VDC 45 mA 12 VDC 45 mA 80 % TDN 1-4823WISM +15 VDC 35 mA 15 VDC 35 mA 81 % Page 1 / 4 www.tracopower.com August 17, 2020TDN 1WISM Series, 1 Watt Input Specifications Input Current - At no load 12 Vin models: 20 mA typ. 24 Vin models: 10 mA typ. 48 Vin models: 5 mA typ. Surge Voltage 12 Vin models: 25 VDC max. (1 s max.) 24 Vin models: 50 VDC max. (1 s max.) 48 Vin models: 100 VDC max. (1 s max.) Reflected Ripple Current 12 Vin models: 15 mAp-p typ. 24 Vin models: 10 mAp-p typ. 48 Vin models: 5 mAp-p typ. Recommended Input Fuse 12 Vin models: 500 mA (slow blow) 24 Vin models: 315 mA (slow blow) 48 Vin models: 160 mA (slow blow) (The need of an external fuse has to be assessed in the final application.) Input Filter Internal Capacitor Output Specifications Voltage Set Accuracy 1% max. Regulation - Input Variation (Vmin - Vmax) single output models: 0.2% max. dual output models: 0.2% max. - Load Variation (0 - 100%) single output models: 1% max. dual output models: 1% max. (Output 1) 1% max. (Output 2) - Cross Regulation dual output models: 5% max. (25% / 100% asym. load) Ripple and Noise - 20 MHz Bandwidth 30 mVp-p typ. Capacitive Load - single output 3.3 Vout models: 1 680 F max. 5 Vout models: 820 F max. 9 Vout models: 630 F max. 12 Vout models: 470 F max. 15 Vout models: 330 F max. 24 Vout models: 160 F max. - dual output 5 / -5 Vout models: 470 / 470 F max. 12 / -12 Vout models: 330 / 330 F max. 15 / -15 Vout models: 220 / 220 F max. Minimum Load Not required Temperature Coefficient 0.02 %/K max. Start-up Time 10 ms typ. / 20 ms max. Short Circuit Protection Continuous, Automatic recovery Transient Response - Response Time 500 s typ. (25% Load Step) Safety Specifications Safety Standards - IT / Multimedia Equipment Designed for EN 62368-1 (no certification) EMC Specifications EMI Emissions - Conducted Emissions EN 55032 class A (with external filter) EN 55032 class B (with external filter) - Radiated Emissions EN 55032 class A (with external filter) EN 55032 class B (with external filter) External filter proposal: www.tracopower.com/overview/tdn1wism All specifications valid at nominal voltage, full load and +25C after warm-up time unless otherwise stated. Page 2 / 4 www.tracopower.com August 17, 2020