Features Applications Size: 5 mm diameter, 7.2 mm length Telecommunications equipment Surface mount design Industrial equipment/electronics Symmetrical breakdown voltage (L-L, L-G) Consumer electronics Low capacitance and insertion loss UL Recognized RoHS compliant* 2052 Series Light Duty 3-Electrode Symmetrical Gas Discharge Tube Characteristics Test Methods per ITU-T K.12 and IEC 61643-311. Model No. Characteristic 2052-23 2052-25 2052-35 2052-40 2052-42 2052-47 2052-60 2052-80 DC Sparkover 20 % 100 V/s 230 V 250 V 350 V 400 V 420 V 470 V 600 V 800 V (L-L, L-G) (1) Impulse Sparkover (L-L, L-G) 100 V/s < 600 V < 600 V < 650 V < 700 V < 700 V < 800 V < 900 V < 1150 V 1000 V/s < 700 V < 700 V < 750 V < 800 V < 800 V < 900 V < 1000 V < 1400 V (1) Impulse Sparkover voltage is de ned as typical values of distribution. (2) Insulation Resistance (IR) ................................... 100/250 Vdc .......................................................... > 1 G Glow Voltage ...........................................................10 mA ..................................................................... ~ 70 V Arc Voltage ..............................................................1 A .......................................................................... ~ 10 V Glow-Arc Transition Current .................................................................................................................... < 1 A Maximum Capacitance ............................................1 MHz ..................................................................... < 2 pF Maximum Impulse Discharge Current .....................10,000 A, 8/20 s .................................................. 1 operation 5,000 A, 8/20 s ..................................................... 10 operations Nominal Alternating Discharge Current ...................5 A, 50 Hz, 1 sec................................................. 1 operation 20 A, 9 cycles ......................................................... 1 operation Impulse Life .............................................................200 A, 10/1000 s .................................................. 150 operations (3) DC Holdover Voltage ...........................................>135 V .................................................................... < 150 ms Operating Temperature ............................................................................................................................ -30 to +85 C Storage Temperature ............................................................................................................................... -40 to +115 C Climatic Category (IEC 60068-1)............................................................................................................. 40/90/21 Notes: UL Recognized component, UL File E153537. At delivery AQL 0.65 AQL Level II, DIN ISO 2859. The rated discharge current is the total current equally divided between each line to ground (ELTG). Bourns recommends re owing surface mount devices per IPC/JEDEC J-STD-020 rev D. (2) DC Sparkover Voltage IR Measuring Voltage 145-400 V 100 V 420800 V 250 V (3) Network Applied. Asia-Paci c: Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 Fax: +36 88 520 211 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 and RoHS Recast 2011/65/EU June 8, 2011. Speci cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications. *RoHS COMPLIANT 2052 Series Light Duty 3-Electrode Symmetrical Gas Discharge Tube Product Dimensions Recommended Pad Layout 2.67 (.105) 1.6 7.2 0.3 5.0 0.1 (.063) (.283 .012) (.197 .004) 5.6 5.0 0.1 (.220) (.197 .004) 0.4 0.4 2.87 (.016) (.016) (.113) 1.5 8.38 MM DIMENSIONS: (.059) (.331) (INCHES) How to Order Packaging Speci cations 2052 - xx - SM - RP LF Model 2052-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 Model Number Designator wide. DIA. Voltage (Divided by 10) 4.0 0.1 1.75 0.1 1.55 0.05 23 = 230 V (.157 .004) (.069 .004) (.061 .002) 25 = 250 V 35 = 350 V 40 = 400 V 16.0 0.3 42 = 420 V (.630 .012) 47 = 470 V 60 = 600 V 7.5 0.1 80 = 800 V (.295 .004) Surface Mount Packaging 12.0 0.1 0.5 0.05 RP = Reel Pack (.472 .004) (.020 .002) RoHS Compliancy 5.5 0.1 LF = RoHS Compliant Product (.217 .004) 330 4.0 (12.992 .157) DIA. 1.5 (.059) MIN. 100.0 (3.937) TYP. 18.0 MM TYP. DIMENSIONS: (.709) (INCHES) REV. B 07/15 Speci cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications.