PL IA NT CO M *R oH S Features ■ Surface mount ■ Compact mini-size - 5 x 7.2 mm ■ Economical ■ Low capacitance and insertion loss ■ UL Recognized ■ RoHS compliant* 2054 Series Surface Mount Gas Discharge Tube Surge Protector Bourns offers a low-cost, 3-electrode surface mount GDT surge protection device. The 2054 Series is ideal for broadband protection due to its ultra-low capacitance. The 2054 Series offers superior protection characteristics suitable for telecommunications, commercial and industrial applications. Characteristics Test Methods per ITU-T (CCITT) K.12, IEEE C62.31 Characteristic Model No. 2054-23 2054-30 2054-35 2054-42 2054-47 DC Sparkover ±20 % @ 100 V/s 230 V 300 V 350 V 420 V 470 V Impulse Sparkover 100 V/µs 1000 V/µs 550 V 650 V 700 V 800 V 700 V 800 V 800 V 900 V 800 V 900 V Insulation Resistance (IR) ........................................100 V ..................................................................... > 109 Ω Capacitance ............................................................1 MHz ..................................................................... 2.0 pF maximum DC Holdover Voltage1 .............................................>135 V (80 V for 2054-23) ...................................... < 150 ms Impulse Discharge Current ......................................5000 A, 8/20 µs ..................................................... 5 operations 200 A, 10/1000 µs .................................................. 100 operations Alternating Discharge Current .................................5 Arms, 1 sec., 50 Hz ............................................ 1 operation minimum Operating Temperature............................................................................................................................ -30 to +85 ºC Climatic Category (IEC 60068-1) ............................................................................................................. 40/90/21 Notes: • UL Recognized component, UL File E153537. • Line to Line voltage is approximately 1.8 to 2 times the stated Line to Ground voltage. • The rated discharge current is the total current equally divided between each line to ground. • Surface Mount (SM) parts may show a temporary increase in DCBD after the solder reflow process. Most devices will recover within 24 hours time. It should be noted that there is no quality defect nor change in protection levels during the temporary change in DCBD. • At delivery AQL 0.65 AQL Level II, DIN ISO 2859 1. Network applied. Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com *RoHS Directive 2002/95/EC Jan 27, 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 2054 Series Surface Mount Gas Discharge Tube Surge Protector Product Dimensions Recommended Pad Layout 2.67 (.105) 7.2 ± 0.3 (.283 ± .012) 1.6 (.063) 5.0 ± 0.1 (.197 ± .004) 5.6 (.220) 5.0 ± 0.1 (.197 ± .004) 0.4 (.016) 0.4 (.016) 1.5 (.059) DIMENSIONS: How to Order Model 2054-xx-SM-RPLF (Reel Pack) contains 900 pieces per reel, 2,700 pieces per box. The reel is 330 mm in diameter and 18 mm wide. Voltage (Divided by 10) 23 = 230 V 30 = 300 V 35 = 350 V 42 = 420 V 47 = 470 V DIA. 1.55 ± 0.05 (.061 ± .002) 4.0 ± 0.1 (.157 ± .004) 1.75 ± 0.1 (.069 ± .004) 16.0 ± 0.3 (.630 ± .012) Surface Mount Packaging RP = Reel Pack RoHS Compliancy LF = RoHS Compliant Product 8.38 (.331) Packaging Specifications 2054 - xx - SM - RP LF Model Number Designator 2.87 (.113) MM (INCHES) 7.5 ± 0.1 (.295 ± .004) 12.0 ± 0.1 (.472 ± .004) 0.5 ± 0.05 (.020 ± .002) 5.5 ± 0.1 (.217 ± .004) REV. E 04/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.