SH75 LITTELFUSE | Alldatasheet

Document overview

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Technical content

Features

■ Excellent response to fast rising transients ■ GHz working frequency ■ 5kA, 8/20μs surge capability as defined by IEC 61000-4-5 2nd Edition ■ UL Recognized ■ Offered with squared body package ■ Non-Radioactive ■ Ultra Low capacitance (<0.7pF) ■ Lead-free and RoHS compliant

Applications

■ CATV equipment ■ Antennas ■ RS 485 ■ Telecom Base Station ■ Power Supply AC Main ■ G.fast ■ EV power Charging ■ Inverter/Variable Frequency Drivers (VFDs) ■ IEEE 802.3 compliant Ethernet interfaces ■ Broad Band equipment ■ xDSL, ADSL, ADSL2, VDSL, and VDSL2 ■ Medical Electronics ■ Test Equipment ■ General Telecom Equipment ■ Renewable Energy Agency Agency File Number E128662 Agency Approvals RoHS T wo Electrode GDT Graphical Symbol Additional Information Resources Accessories Samples

© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 03/09/21 SH Series Gas Discharge Tubes Product Characteristics Voltage Vs. Time Characteristic Materials Device Tin Plated 3 -15 Microns Construction: Ceramic Insulator Storage and Operational T emperature -40 to +90°C @1 .0GHz = 0.08dB @1 .4GHz = 0.16dB @1 .8GHz = 0.26dB @2.0GHz = 0.33dB @2.4GHz = 0.47dB @2.8GHz = 0.59dB @3.1GHz = 0.70dB @3.5GHz = 0.89dB @4.0GHz = 1 .24dB T ypical Insertion Loss Note: Insertion data for customer reference only, application testing needed for verification.

Electrical Characteristics

Component Specifications (at 25°C) Life Ratings DC Breakdown in Volts (@100V/s) Maximum Impulse Break-down Voltage Maximum Impulse Discharge Current (8/20µs) Insulation Resistance Capaci- tance (@1MHz) Impulse Discharge Current (8/20µs) AC Dischage Current (50Hz, 1sec) AC Dischage Current (9 Cycles @50Hz) DC Holdover Voltage (<150ms)* Impulse Life (10/1000µs) (100A) MIN TYP MAX @100V/ µs 1000V/µs 1 Time MIN MAX MAX MIN MIN MIN SH75 60 75 90 600 700 6kA 1GΩ @50V 0.7pf

10 Shots

(5kA)

1 Shot at

6kA** 5A 15A 52V 300 Shots SH90 72 90 108 600 700 52V SH145 116 145 174 600 700 1GΩ @100V 52V SH230 186 230 276 600 700 80V SH250 200 250 300 600 700 135V SH300 240 300 360 650 800 135V SH350 280 350 420 750 900 135V SH400 360 400 480 850 1000 135V SH470 376 470 564 900 110 0 1GΩ @250V 135V SH600 480 600 720 1000 1200 135V Note: * Reference REA PE-80, 0.2A, tested to ITU-T Rec K.12 and REA PE 80 <150 ms. ** DC spark-over may exceed ± 25% after discharge, but will continue to protect without venting Voltage (V) Time (ns) 02 00 200 400 600 800 4006 00 8001 000 1200 Max dynamic breakover voltage Hold over voltage On-state voltage Note: Tested per 1kV/µs waveform

© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 03/09/21 SH Series Gas Discharge Tubes Reflow Condition Pb – Free assembly Pre Heat - T emperature Min (Ts(min)) 150°C - T emperature Max (Ts(max)) 200°C - Time (Min to Max) (ts) 60 – 180 secs Average ramp up rate (Liquidus T emp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 5°C/second max Reflow - T emperature (TL) (Liquidus) 217°C - T emperature (tL) 60 – 150 seconds Peak T emperature (TP) 260+0/-5 °C Time within 5°C of actual peak T emperature (tp) 10 – 30 seconds Ramp-down Rate 6°C/second max Time 25°C to peak T emperature (TP) 8 minutes Max. Do not exceed 260°C Soldering Parameters - Reflow Soldering (Surface Mount Devices) Time Temperature TP TL TS(max) TS(min) tP tL tS time to peak temperature (t 25ºC to peak) Ramp-down Ramp-up Preheat Critical Zone TL to TP Product Dimensions Product Marking 0.5 ± 0.2 5.0 ± 0.2 5.0 ± 0.2 4.8 ± 0.2 4.2 ± 0.3 TOP VIEW PROFILE VIEW TOP VIEW 6.0 3.7 0.8 Recommended Soldering Pad Layout Dimensions in millimeters Type CodeP roduction Year Code (Laser Digit) Production Month Code A 3 A T ype Code A SH75 B SH90 S SH145 D SH230 R SH250 E SH300 G SH350 I SH400 P SH470 V SH600 Month Code A January B February C March D April E May F June G July H August I September J October K November L December

© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 03/09/21 SH Series Gas Discharge Tubes Part Numbering System and Ordering Information T aping and Reel Specifications SH XX Breakdown Voltage 75 = 75V 90 = 90V 145 = 145V 230 = 230V 250 = 250V 300 = 300V 350 = 350V 400 = 400V 470 = 470V 600 = 600V Series Square GDT 330±4.0 >1.5 18 Typ. 100 Typ. Packaging Quantity: 900 pcs per reel (13”) 1 reel per inner box 10 inner boxes per carton 9,000 pcs per full carton Taping Unit = mm Item 4.0±0.1 16.0±0.3 5.4±0.1 5.4±0.1 4.6±0.1 0.5±0.05 D W t A B Spec SpecItem E F W t A P B P0D Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics.