DC/DC Converter TMR 2E Series, 2 Watt Wide 2:1 input voltage range Compact SIP-8 package Cost optimized design Temperature range 40C to +85C I/O isolation 1000 VDC The TMR 2E series is a family of isolated 2 W DC/DC converter modules with Remote On/Off control regulated output, featuring wide 2:1 input voltage ranges. The product comes Fully RoHS compliant in a compact SIP-8 plastic package with small footprint occupying only 2.0 cm (0.3 square in.) of board space. 3-year product warranty An excellent efficiency allows 40C to +85C operation temperature. Further features include remote On/Off control and continuous short circuit protection. The compact dimensions and cost optimized design make this converters an ideal solution for applications in communication equipment, instrumentation and industrial electronics. Models Order Code Input Voltage Output Voltage Output Current Efficiency Range nom. max. typ. TMR 2-0510E 3.3 VDC 500 mA 70 % 4.5 - 9 VDC TMR 2-0511E 5 VDC 400 mA 73 % (5 VDC nom.) TMR 2-0512E 12 VDC 167 mA 75 % 3.3 VDC 500 mA 73 % TMR 2-1210E 9 - 18 VDC TMR 2-1211E 5 VDC 400 mA 77 % (12 VDC nom.) TMR 2-1212E 12 VDC 167 mA 80 % TMR 2-2410E 3.3 VDC 500 mA 72 % 18 - 36 VDC TMR 2-2411E 5 VDC 400 mA 77 % (24 VDC nom.) TMR 2-2412E 12 VDC 167 mA 81 % TMR 2-4810E 3.3 VDC 500 mA 71 % 36 - 75 VDC TMR 2-4811E 5 VDC 400 mA 73 % (48 VDC nom.) TMR 2-4812E 12 VDC 167 mA 79 % Page 1 / 4 www.tracopower.com June 28, 2021TMR 2E Series, 2 Watt Input Specifications Input Current - At no load 5 Vin models: 40 mA typ. 12 Vin models: 20 mA typ. 24 Vin models: 10 mA typ. 48 Vin models: 8 mA typ. - At full load 5 Vin models: 520 mA typ. 12 Vin models: 200 mA typ. 24 Vin models: 100 mA typ. 48 Vin models: 50 mA typ. Surge Voltage 5 Vin models: 15 VDC max. (1 s max.) 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.) Start-up Voltage 5 Vin models: 3.5 VDC min. / 4 VDC typ. 12 Vin models: 4.5 VDC min. / 7 VDC typ. 24 Vin models: 8 VDC min. / 12 VDC typ. 48 Vin models: 16 VDC min. / 24 VDC typ. Under Voltage Lockout 5 Vin models: 3.5 VDC typ. / 4 VDC max. 6.5 VDC typ. / 8.5 VDC max. 12 Vin models: 24 Vin models: 11 VDC typ. / 17 VDC max. 48 Vin models: 22 VDC typ. / 34 VDC max. Reflected Ripple Current 5 Vin models: 400 mAp-p typ. 12 Vin models: 300 mAp-p typ. 24 Vin models: 200 mAp-p typ. 48 Vin models: 500 mAp-p typ. Recommended Input Fuse (The need of an external fuse has to be assessed in the final application.) Input Filter Internal Capacitor Output Specifications Voltage Set Accuracy 2% max. Regulation - Input Variation (Vmin - Vmax) 0.5% max. - Load Variation (25 - 100%) 0.75% max. Ripple and Noise - 20 MHz Bandwidth 30 mVp-p typ. 50 mVp-p max. Capacitive Load 3.3 Vout models: 2 200 F max. 5 Vout models: 1 000 F max. 12 Vout models: 170 F max. Minimum Load 25 % of Iout max. Temperature Coefficient 0.02 %/K max. Short Circuit Protection Continuous, Automatic recovery Transient Response - Response Deviation 5% max. (75% to 100% Load Step) - Response Time 100 s typ. / 300 s max. (75% to 100% 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) FCC Part 15 class A (with external filter) - Radiated Emissions EN 55032 class A (with external filter) FCC Part 15 class A (with external filter) External filter proposal: www.tracopower.com/overview/tmr2e All specifications valid at nominal voltage, full load and +25C after warm-up time unless otherwise stated. Page 2 / 4 www.tracopower.com June 28, 2021