3RM090M-5-UT7.6

3RM090M-5 Gas Discharge Tube (GDT) Data Sheet Features ■ Provide ultra-fast response to surge voltage from slow-rising surge of 100V/s to rapid-rising surge of 1KV/μs. ■ Stable breakdown voltage. ■ High insulation resistance. ■ Low capacitance (≤2pF) ■ High holdover voltage ■ Large absorbing transient current capability. ■ Micro-Gap Design ■ Size: 5.0mm*7.6mm ■ Storage and operating temperature: -40℃ ~ +90℃ ■ Meets MSL level 1, per J-STD-020 ■ Safety certification: UL E244458 Applications ■ ■ ■ ■ Repeaters, Modems. Telephone Interface, Line cards. Data communication equipment. Line test equipment Part Number Code 3 M R 0 9 0 Electrical Characteristics M: 10KA Electrode Numbers 3R: 3 Electrodes M 5 Lead Type M: SMD UT7.6: Internal Control Code DC Spark-over Voltage Dimensions 5: 5.0mm×7.6mm Dimensions B Symbol 3.3 5.6 D B1 6.6 D T 2.0 1.5 Recommended Pad Size Revision: GDT-3RM090M-5-UT7.6-001(A1) 1/4 Dimension (mm) Spec. Tolerance D 5.0 ±0.2 T 7.6 ±0.3 B 0.4 ±0.1 B1 1.5 ±0.2 http://brightking.pulseelectronics.com 3RM090M-5 Electrical Characteristics Model Number：3RM090M-5 Part Number：3RM090M-5-UT7.6 DC Spark-over Voltage Maximum Impulse Spark-over Voltage Nominal Impulse Discharge Current Alternating Discharge Current Impulse Life 100V/s 1000V/μs 8/20μs 10times 50Hz,0.2sec 10/1000μs 100A Test Voltage Minimum Insulation Resistance (V) (V) (KA) (A) (times) DC(V) 90±20% 600 10 10 300 50 Maximum Capacitance 1MHz Device Marking Code (GΩ) (pF) 1.0 2.0 None Electrical Ratings Items DC Spark-over Voltage Maximum Impulse Spark-over Voltage Test Condition/Description Requirement The voltage is measured with voltage ramp dv/dt=100V/s. Test is between each side electrode and center electrode. The maximum impulse spark-over voltage is measured with voltage ramp dv/dt=1000V/μs. Test is between each side electrode and center electrode. Maximum surge current that can be applied through center electrode with 8/20μs waveform, for 10 times with 3min interval time, which will be equally divided between each side electrode to center electrode. Crest value 100 90 Current (%) Impulse Discharge Current To meet the specified value 50 20µs 10 0 8µs Time Impulse Width Alternating Discharge Current Insulation Resistance Capacitance Rated RMS value of AC current at 50Hz, 0.2sec. for 10 times with interval time 3 min. Test is between each side electrode and center electrode. The resistance of gas tube shall be measured between each side electrodes and center electrode. The capacitance of gas tube shall be measured between each side electrodes and center electrode. Test frequency: 1MHz Revision: GDT-3RM090M-5-UT7.6-001(A1) 2/4 http://brightking.pulseelectronics.com 3RM090M-5 Recommended Soldering Conditions Reflow Soldering Critical Zone TL to TP tP TP Ramp-up TL tL Temperature TS max TS min Ramp-down tS Preheat 25 t 25℃ to Peak Time Profile Feature Pb-Free Assembly Average ramp-up rate (TL to TP) 3℃/second max. Preheat -Temperature Min (TS min) -Temperature Max (TS max) -Time (min to max) (ts) 150℃ 200℃ 60-180 seconds TS max to TL -Ramp-up Rate 3℃/second max. Time maintained above: -Temperature (TL) -Time (tL) 217℃ 60-150 seconds Peak Temperature (TP) 260℃ Time within 5℃ of actual Peak Temperature 20-40 seconds (tP) 6℃/second max. Ramp-down Rate Time 25℃ to Peak Temperature Revision: GDT-3RM090M-5-UT7.6-001(A1) 8 minutes max. 3/4 http://brightking.pulseelectronics.com 3RM090M-5 Packaging Tape Dimension (mm) Symbol P2 D0 t0 E P1 B0 W F P0 K0 A0 Reel t D Spec. Tolerance W 16.00 ±0.20 P0 4.00 ±0.10 P1 12.00 ±0.10 P2 2.00 ±0.10 D0 1.50 ±0.10 E 1.75 ±0.10 F 7.50 ±0.10 A0 5.40 ±0.10 B0 8.00 ±0.10 K0 5.40 ±0.10 t0 0.50 ±0.10 D 330.00 ±1.00 d 13.00 ±0.50 L 20.00 ±0.50 t 2.00 ±0.20 d L Quantity: 1000pcs Revision: GDT-3RM090M-5-UT7.6-001(A1) 4/4 http://brightking.pulseelectronics.com