578244 LITTELFUSE | Alldatasheet

Document overview

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  • PDF pages: 6

Technical content

Features

Applications

  • RoHS compliant, lead-free and halogen-free
  • Fast response to fault currents
  • High voltage
  • Low-profile
  • IEE1394 port protection
  • Powered ethernet port protection (IEEE 802.3 af)
  • Automotive electronic control module protection
  • Low voltage telecom equipment protection

Revised: December 2, 2009 ©2009 Littelfuse, Inc. POL YFUSE® Resettable PTCs Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. Ambient Operation Temperature -40°C -20°C 0°C 23°C 40°C 50°C 60°C 70°C 85°C Part Number Hold Current (A) T emperature Rerating T emperature Rerating Curve -40 -30 -20 -10 0 10 20 30 40 506 07 08 0 8 5 10% 30% 50% 70% 90% 110% 130% 150% 170% Temperature (°C) Percentage of Rated Current Average Time Current Curves The average time current curves and Temperature Rerating curve performance is affected by a number or variables, and these curves provided as guidance only. Customer must verify the performance in their application. 0.01 0.1 100 1000 10000 100000 0.1 1 10 100 Current in Amperes Time in Seconds 2920L 0.10A 0.30A 0.50A 0.75A & 0.75A/60 1.00A 1.25A 1.50A 1.85A 2.00A/24V 2.00A 2.50A 2.60A 3.00A/15V 3.00A

53©2009 Littelfuse, Inc. Revised: December 2, 2009 POL YFUSE® Resettable PTCs 2920L Series Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. Environmental Specifications Soldering Parameters Condition Reflow Peak Temp/ Duration Time 260°C / 10 Sec Time above liquids (TAL) 220°C 60 Sec ~ 100 Sec Preheat 120°C~ 180°C 50 Sec ~ 150 Sec Storage Condition 0°C~35°C, <=70%RH

  • Recommended reflow methods: IR, vapor phase oven, hot air oven, N2 environment for lead–free
  • Recommended maximum paste thickness is 0.25mm (0.010 inch)
  • Devices can be cleaned using standard industry methods and solvents. Note: If reflow temperatures exceed the recommended profile, devices may not meet the performance requirements. Operating/Storage T emperature -40°C to +85°C Maximum Device Surface T emperature in T ripped State 125°C Passive Aging +85°C, 1000 hours -/+5% typical resistance change Humidity Aging +85°C, 85%,R.H.,1000 hours -/+5% typical resistance change Thermal Shock MIL -STD-20 2, Method 107G +85°C/-40°C 20 times -30% typical resistance change Solvent Resistance MIL–STD–202, Method 215 Vibration MIL–STD–883C, Method 2007 .1, Condition A Moisture Sensitivity Level Level 1, J–STD–020C Physical Specifications T erminal Material Solder-Plated Copper (Solder Material: Matte Tin(Sn)) Lead Solderability Meets EIA Specification RS186-9E, ANSI/ J-STD-002 Category 3. Preheating 120 180 220 260 60 to 100 Temperature (°C) Soldering Cooling 12050 to 150 Time(s)

Revised: December 2, 2009 ©2009 Littelfuse, Inc. POL YFUSE® Resettable PTCs Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. Dimensions (mm) C Top View Pad Layout Side View Bottom View 5.30 mm (.209”) 4.60 mm (.181”) 2.0mm (.079”) D MARKING CODE VARIES WITH AMPERAGE AND VOLTAGE RATING (SEE ELECTRICAL CHARACTERISTIC TABLE) SHOWN ARE: - 1.5A/33V RATING (LEFT) - 2.0A/24V RATING (RIGHT) E A B150 150 200 -24 Part Number A BCD E Inches mm Inches mm Inches mm Inches mm Inches mm Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max

55©2009 Littelfuse, Inc. Revised: December 2, 2009 POL YFUSE® Resettable PTCs 2920L Series Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. Part Ordering Number System PACKAGING STYLE HALOGEN-FREE L: LITTELFUSE SURFACE MOUNT PPTC QUANTITY CODE: D=1500 M=1000 P=2000 R: Tape & Reel

2920 L xxx /xx D R HF

DEVICE SIZE CODE (0.29 x 0.20 inch) I HOLD HOLD CURRENT CODE (Refer to Electrical Characteristics Table) SPECIAL VOLTAGE RATING ITEM (Not applicable to all parts. Refer to Electrical Characteristics Table for additional information) Required for some items. See Packaging section. Packaging Part Number Ordering Number Halogen Free I hold (A) I hold Code Voltage Option Packaging Option Quantity Quantity & Packaging Codes 2920L030 2920L030DRHF Y es 0.30 030 Tape and Reel 1500 DR 2920L030DR No 2920L050 2920L050DRHF Y es 0.50 050 Tape and Reel 1500 DR 2920L050DR No 2920L075 2920L075DRHF Y es 0.75 075 Tape and Reel 1500 DR 2920L075DR No 2920L075/60 2920L075/60MRHF Y es 0.75 075 /60 Tape and Reel 1000 MR 2920L075/60MR No 2920L100 2920L100PRHF Y es 1 .10 100 Tape and Reel 2000 PR 2920L100PR No 2920L125 2920L125PRHF Y es 1 .25 125 Tape and Reel 2000 PR 2920L125PR No 2920L150 2920L150DRHF Y es 1 .50 150 Tape and Reel 1500 DR 2920L150DR No 2920L185 2920L185DRHF Y es 1 .85 185 Tape and Reel 1500 DR 2920L185DR No 2920L200 2920L200DRHF Y es 2.00 200 Tape and Reel 1500 DR 2920L200DR No 2920L200/24 2920L200/24DRHF Y es 2.00 200 /24 Tape and Reel 1500 DR 2920L200/24DR No 2920L250 2920L250DRHF Y es 2.50 250 Tape and Reel 1500 DR 2920L250DR No 2920L260 2920L260PRHF Y es 2.60 260 Tape and Reel 2000 PR 2920L260PR No 2920L300 2920L300DRHF Y es 3.00 300 Tape and Reel 1500 DR 2920L300DR No 2920L300/15 2920L300/15DRHF Y es 3.00 300 /15 Tape and Reel 1500 DR 2920L300/15DR No * Effective September 15, 2009 onward, all 2920L PTC products will be manufactured Halogen Free (HF). Existing Non-Halogen Free 2920L PTC products will continue to be sold until supplies are depleted. Effective January 1, 2010, all 2920L PTC product will be manufactured and sold as Halogen Free by default, and “HF” part number suffix code will be discontinued.

Revised: December 2, 2009 ©2009 Littelfuse, Inc. POL YFUSE® Resettable PTCs Surface Mount > 2920L Series 2920L Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/2920L.html for current information. TAPE SPECIFICATIONS: EIA-481-1 (mm) REEL DIMENSIONS: EIA-481-1 (mm) 2920L030, 2920L050, 2920L075 2920L100, 2920L125, 2920L260 2920L150, 2920L185, 2920L200, 2920L250, 2920L200/24, 2920L300, 2920L300/15 2920L075/60 Leader min. 390 390 390 390 Trailer min. 160 160 160 160 T ape and Reel Specifications T ape and Reel Diagram K0 B0A0 T F W CD H W W3 W1