• Suitable for automatic machine insertion • Ideal for high energy/high peak power applications • Products with lead-free terminations meet EU RoHS requirements • Higher reliability against disconnection compared to wirewound resistors and film resistors Ceramic Composition 10% Tolerance Series Watts max.* Resistance range EY 2.5 10Ω - 390KΩ * at 25°C. **For a single impulse. Tolerance Joules max.** Max. working volts ±10% 400 550 Power Rating Based on 25°C free air rating Within regulated to tolerance Measurement voltage 0.3V 25°C 1.0V 3.0V TCR +25°C/-40°C and +25°C/+125°C Voltage Coefficient Rated voltage and rated voltage x 10% (Apply for over 1kΩ) Overload Rated voltage x 2.5 or maximum overload voltage for 5s, whichever less Single impulse The resistor mounted to the test rating circuit at right. Single impulse test of 10 ohm resistor resulting in 3.3ms. Resistance to sol- 350°C±10°C, 3.5s±0.5s dering heat Rapid change of -40°C(30min.)/+85°C(30min.), 5 temperature cycles Moisture resis- 40°C±2°C, 90%~95%RH, tance 1000h, 1.5h ON/0, 5h OFF cycles TCR -900±300: R<100Ω -1200±300: R≥100Ω Voltage Abs. max. working: 550V Abs. max. overload: 1100V Abs. max. pulse: 25kV Operating -40°C to +110°C Temp. Range Protection resistor DC 500 volts ±2% limit; 0.8% typical ±2% limit; 0.4% typical Percent Rated Power Load life 40°C±2°C, 1000h, 1.5h ON/0, 5h ±5% limit; 0.4% typical OFF cycles Resistance to Dipping in IPA or Xylene for 3 Solvent minutes and leaving for 10 minutes after removing drops, then brushing 10 times. Pulse Tolerance 200V, 112 Joules, 10000 cycles, 5600uf capacitor discharge, 26 second rest time No abnormality in appearance. Marking shall be easily legible. ±2%

EY Series Ceramic Composition 10% Tolerance Tape and Reel Dimensions 4.33" 110mm 0.591" 15mm RoHS Compliant Packaging TR = tape & reel B = bulk 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • [email protected]