SE140 LITTELFUSE | Alldatasheet

Document overview

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Technical content

Features

  • RoHS compliant and Lead-free
  • GHz working frequency
  • Excellent stability on multiple pulse duty cycle
  • Excellent response to fast rising transients.
  • Ultra Low Insertion Loss
  • 0.5-0.6KA surge capability tested with 8/20μS pulse as defined by IEC 61000-4-5
  • Ultra small devices offered in a variety of mounting lead forms
  • Non-Radioactive
  • Low capacitance (<0.5pF)
  • Voltage Ranges 140V to 500V
  • UL recognized
  • Conforms to ITU-T K12, IEC 1000-4-5
  • Square Outline

Applications

2 Electrode GDT Graphical Symbol

  • Communication equipment
  • CATV equipment
  • Test equipment
  • Data lines
  • Power supplies
  • Telecom SLIC protection
  • Broadband equipment
  • ADSL equipment, including ADSL2+
  • XDSL equipment
  • Satellite and CATV equipment
  • General telecom equipment Additional Information Datasheet SamplesResources Samples

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/12/17 SE Series Part Number Device Specifications (at 25°C) Life Ratings DC Breakdown in Volts (@100V/s) Impulse Breakdown in Volts (@100V/µs) Impulse Breakdown In Volts (@1 Kv/µsec) Insulation Resistance Capacitance (@1MHz) Arc Voltage (@1A) Glow to Arc Transition Current Glow Voltage Nominal Impulse Discharge Current (x10 @8/20µs) Nominal Impulse Discharge Current (x10 @5/320µs) MIN TYP MAX MAX MIN MAX SE140 98 140 182 800 900 >1GΩ (at 100VDC) <0.5 pf ~10 V <1 .0 A ~60 V 0.5 kA 150 A SE200 140 200 260 700 110 0 <0.3 pf <1 .0 A SE230 172 230 276 600 800 <0.5 pf <1 .0 A SE350 265 350 495 900 1150 <0.5 pf <1 .0 A SE470 329 470 611 1050 1200 <0.3 pf <1 .0 A 0.5 kA SE500 400 500 600 1050 1200 <0.3 pf <1 .0 A 0.5 kA Product Characteristics Materials Device Tin Plated 17 .5±12.5 Microns Construction Ceramic Insulator. Storage and Operational T emperature -40 to +90 °C

Electrical Characteristics

(V) Time (ns) 0 200 400 600 800 1000 1 200 Max dynamic breakover voltage Hold-over voltage On-State voltage Voltage vs. Time Characteristic T ape and Reel Dimensions (IEC 60286-3, dimension in mm) 18.4 max. 12.4 +2/-0 1 1.9 min. Ø100 min. Ø330 max. 20.2 min. 12.8 min. 1.5 min. R0.75 SMD-Tape has to withstand a minimum Force of F > 20 N / pocket

2 Kg / pocket

(minimum checking quantity:10 pockets) A A B B Reel Specifications IEC 60286-3 Dimensions in mm T ape Specifications IEC 60286-3 Dimensions in mm section B-B section A-A 2 ±0.1 12 0 +0.3 5.5±0.1 Ø 1.6 ±0.1 8 ±0.13.65±0.1 R0.5 typical 4.9±0.1 3 ±0.1 0.4±0.05 18.4 max. 12.4 +2/-0 1 1.9 min. Ø100 min. Ø330 max. 20.2 min. 12.8 min. 1.5 min. R0.75 SMD-Tape has to withstand a minimum Force of F > 20 N / pocket (minimum checking quantity:10 pockets) Reel Specifications IEC 60286-3 Dimensions in mm T ape Specifications IEC 60286-3 Dimensions in mm Ø section B-B section A-A3.7±0.1 1.9±0.1 0.4±0.05 BB A A 1.1±0.1 1.5±0.05 4±0.1 2±0.1 4±0.1 2.1 ±0.1 1.75±0.15.5±0.1 12- 0.1 +0.3

© 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/12/17 SE Series Reflow Condition Pb – Free assembly Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (Min to Max) (ts) 60 – 180 secs Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 5°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Temperature (tL) 60 – 150 seconds Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (t p) 10 – 30 seconds Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 260°C Soldering Parameters - Reflow Soldering (Surface Mount Devices) Time Temper at ur e 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 Device Dimensions [0.126 +/- 0.012] 3.2+/-0.3 [0.157] [0.063] 1.6 [0.063+/- 0.008] 1.6+/- 0.2 Recommended Pad Layout Dimensions in mm and inch [...] [0.047] 1.2 [0.094] 2.4 [0.063+/- 0.008] 1.6+/- 0.2 SE xxx Breakdown Voltage 140 = 140V 200 = 200V 230 = 230V 350 = 350V 470 = 470V 500 = 500V Series

1206 Square GDT

Part Number Packaging Option Quantity SE140 Tape and Reel 3,000 SE200 Tape and Reel 3,000 SE230 Tape and Reel 3,000 SE350 Tape and Reel 3,000 SE470 Tape and Reel 3,000 SE500 Tape and Reel 3,000 Part Numbering System and Ordering Information 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.