POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series 2920L Series RoHS Description The 2920L Series PTC provides surface mount overcurrent protection for medium voltage (≤60V) applications where resettable protection is desired. Features • RoHS compliant, lead-free • High voltage and halogen-free • Low-profile • Fast response to fault currents Agency Approvals Applications • IEEE 1394 port protection • Low voltage telecom Agency Agency File Number • Powered ethernet port equipment protection E183209 protection (IEEE 802.3 af) R50119118 • Automotive electronic control module protection Additional Information Datasheet Resources SSaammpplleess Electrical Characteristics Maximum Time Agency Resistance I I V I P typ. To Trip Approvals Part Number Marking hold trip max max d (A) (A) (Vdc) (A) (W) Current Time R R min 1max (A) (Sec.) (Ω) (Ω) 2920L030 LF030 0.30 0.60 60 10 1.50 1.50 3.00 1.200 4.800 X X 2920L050 LF050 0.50 1.00 60 10 1.50 2.50 4.00 0.350 1.400 X X 2920L075 LF075 0.75 1.50 30 40 1.50 8.00 0.30 0.350 1.000 X X 2920L075/60 LF075-60 0.75 1.50 60 10 1.50 8.00 0.30 0.300 0.950 X X 2920L100 LF100 1.10 2.20 33 40 1.50 8.00 0.50 0.120 0.410 X X 2920L110/60 LF110 1.10 2.20 60 20 2.00 8.00 0.50 0.120 0.410 X X 2920L125 LF125 1.25 2.50 15 40 1.50 8.00 2.00 0.070 0.250 X X 2920L150 LF150 1.50 3.00 33 40 1.50 8.00 2.00 0.080 0.230 X X 2920L185 LF185 1.85 3.70 33 40 1.50 8.00 2.50 0.050 0.150 X X 2920L200 LF200 2.00 4.00 15 40 1.50 8.00 5.00 0.050 0.125 X X 2920L200/24 LF200-24 2.00 4.00 24 40 1.50 8.00 5.00 0.050 0.125 X X 2920L250 LF250 2.50 5.00 15 40 1.50 8.00 5.00 0.035 0.085 X X 2920L260 LF260 2.60 5.00 6 40 1.50 8.00 10.00 0.025 0.075 X X 2920L260/24 LF260-24 2.60 5.00 24 40 1.50 8.00 5.00 0.025 0.075 X X 2920L300 LF300 3.00 5.00 6 40 1.50 8.00 20.00 0.015 0.048 X X 2920L300/15 LF300-15 3.00 5.00 15 40 1.50 8.00 20.00 0.015 0.048 X X 2920L330/24 LF330 3.3 5.50 24 40 2.0 8.00 5.00 0.015 0.055 X X 2920L400/15 LF400 4.00 8.00 15 40 1.50 20.00 4.00 0.010 0.040 X X 2920L500/16 LF500-16 5.00 10.00 16 40 2.0 20.00 5.00 0.005 0.025 X X 2920L600/12 LF600-12 6.00 12.00 12 50 2.00 30.00 2.00 0.004 0.020 X X 2920L700/12 LF700-12 7.00 14.00 12 50 2.00 35.00 2.00 0.003 0.018 X X I = Hold current: maximum current device will pass without tripping in 20°C still air. R = Minimum resistance of device in initial (un-soldered) state. hold min I = Trip current: minimum current at which the device will trip in 20°C still air. R = Typical resistance of device in initial (un-soldered) state. trip typ V = Maximum voltage device can withstand without damage at rated current (I max) R = Maximum resistance of device at 20°C measured one hour after tripping or reflow soldering of 260°C for max 1max I = Maximum fault current device can withstand without damage at rated voltage (V ) 20 sec. max max P = Power dissipated from device when in the tripped state at 20°C still air. Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. d © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19

POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series Temperature Rerating Ambient Operation Temperature -40°C -20°C 0°C 20°C 40°C 50°C 60°C 70°C 85°C Part Number Hold Current (A) 2920L030 0.45 0.40 0.35 0.30 0.25 0.23 0.20 0.17 0.14 2920L050 0.76 0.67 0.59 0.50 0.42 0.38 0.33 0.29 0.23 2920L075 1.13 1.01 0.88 0.75 0.62 0.56 0.50 0.44 0.34 2920L075/60 1.13 1.01 0.88 0.75 0.62 0.56 0.50 0.44 0.34 2920L100 1.66 1.47 1.29 1.10 0.91 0.83 0.73 0.64 0.50 2920L110/60 1.66 1.47 1.29 1.10 0.91 0.83 0.73 0.64 0.50 2920L125 1.89 1.68 1.46 1.25 1.04 0.94 0.83 0.73 0.56 2920L150 2.27 2.01 1.76 1.50 1.25 1.13 1.00 0.87 0.74 2920L185 2.80 2.47 2.17 1.85 1.54 1.39 1.22 1.07 0.85 2920L200 3.02 2.68 2.34 2.00 1.66 1.50 1.32 1.16 0.90 2920L200/24 3.14 2.77 2.42 2.00 1.73 1.56 1.38 1.20 0.98 2920L250 3.78 3.35 2.93 2.50 2.08 1.88 1.65 1.45 1.13 2920L260 3.64 3.25 2.91 2.60 2.26 2.08 1.95 1.74 1.48 2920L260/24 3.64 3.25 2.91 2.60 2.26 2.08 1.95 1.74 1.48 2920L300 4.53 4.02 3.51 3.00 2.52 2.26 1.99 1.75 1.34 2920L300/15 4.20 3.85 3.44 3.00 2.69 2.50 2.31 2.12 1.83 2920L330/24 4.60 4.20 3.75 3.30 2.95 2.75 2.50 2.25 1.70 2920L400/15 5.50 5.00 4.50 4.00 3.40 3.10 2.80 2.50 2.10 2920L500/16 7.55 6.70 5.85 5.00 4.15 3.75 3.30 2.90 2.25 2920L600/12 8.58 7.83 7.05 6.00 5.27 4.87 4.48 4.05 3.38 2920L700/12 9.48 8.73 7.92 7.00 6.36 5.88 5.41 4.83 3.94 Notes: The temperature rerating data is only for reference, please contact Littelfuse technical support for detail temperature rerating information. Average Time Current Curves Temperature Rerating Curve 0 4 6 2 A/ A/ 5 0 170% 7 6 AAA & 0.AA/60AAAA/24VAA/24VA & 2.A/15VA/15V A/16VA/12A/12 150% onds11000 0.300.500.751.001.101.251.501.852.002.503.302.603.004.00 5.006.007.00 Percentage of Rated Current 111579300000%%%%% ec e in S 1 30% Tim 10% -40 -30 -20 -10 0 10 20 30 40 50 60 70 8085 Temperature (°C) 0.1 Note: Typical Temperature rerating curve, refer to table for rerating data 0.01 0.1 1 10 100 Current in Amperes 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. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19

POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series Soldering Parameters Profile Feature Pb-Free Assembly t Average Ramp-Up Rate (T to T) 3°C/second max P S(max) P TP Critical Zone Temperature Min (Ts(min)) 150°C RRaammpp--uupp tL to tP Pre Heat: Temperature Max (Ts(max)) 200°C TL t Time (Min to Max) (t) 60 – 180 secs T L s S(max) Time Maintained Temperature (TL) 217°C eru RRaammpp--ddoown Above: Temperature (t) 60 – 150 seconds ta PPrreehheeaatt L re TS(min) Peak / Classification Temperature (T) 260+0/-5 °C p t P m S Time within 5°C of actual peak Temperature (t) 20 – 40 seconds e p T Ramp-down Rate 6°C/second max 25 time to peak temperature Time Time 25°C to peak Temperature (T) 8 minutes Max. P -- All temperature refer to topside of the package, measured on the package body surface -- If reflow temperature exceeds the recommended profile, devices may not meet the performance requirements -- Recommended reflow methods: IR, vapor phase oven, hot air oven, N environment for lead 2 -- Recommended maximum paste thickness is 0.25mm (0.010 inch) -- Devices can be cleaned using standard industry methods and solvents -- Devices can be reworked using the standard industry practices Physical Specifications Environmental Specifications Terminal Material Solder-Plated Copper (Solder Material: Matte Tin(Sn)) Operating/Storage Temperature -40°C to +85°C Meets EIA Specification RS186-9E, ANSI/ Maximum Device Surface Lead Solderability 125°C J-STD-002 Category 3. Temperature in Tripped State +85°C, 1000 hours Passive Aging -/+5% typical resistance change +85°C, 85%,R.H.,1000 hours Humidity Aging -/+5% typical resistance change MIL-STD-20 2, Method 107 Thermal Shock +85°C/-40°C 20 times -30% typical resistance change Solvent Resistance MIL–STD–202, Method 215 Vibration MIL–STD–883, Method 2007, Condition A Moisture Sensitivity Level Level 2a, J–STD–020 © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19

POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series Dimensions (mm) A B C D E Part Number 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 2920L030 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L050 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L075 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L075/60 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.05 0.06 1.20 1.80 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L100 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.02 0.04 0.55 1.00 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L110/60 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.06 0.079 1.2 2.0 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L125 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.02 0.04 0.55 1.00 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L150 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L185 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L200 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L200/24 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L250 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L260 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.02 0.04 0.55 1.00 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L260/24 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L300 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L300/15 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.05 0.75 1.25 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L330/24 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.06 0.079 1.2 2 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L400/15 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.03 0.06 0.8 1.6 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L500/16 0.26 0.31 6.73 7.98 0.19 0.21 4.80 5.44 0.03 0.06 0.8 1.6 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L600/12 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.031 0.063 0.8 1.6 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 2920L700/12 0.26 0.31 6.73 7.98 0.19 0.21 4.8 5.44 0.031 0.063 0.8 1.6 0.01 0.1 0.3 2.5 0.01 0.08 0.25 2.0 MARKING CODE VARIES WITH AMPERAGE AND VOLTAGE RATING (SEE ELECTRICAL CHARACTERISTIC TABLE) SHOWN ARE: - 1.5A/33V RATING (LEFT) - 2.0A/24V RATING (RIGHT) A C Top 200 Side 150 B View -24 View 4.60 mm Bottom Pad (.181”) 150 5.30 mm View Layout (.209”) D E 2.0mm (.079”) © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19

POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series Packaging Quantity & Halogen I Voltage Packaging Part Number Ordering Number hold I Code Quantity Packaging Free (A) hold Option Option Codes 2920L030 2920L030DR Yes 0.30 030 - Tape and Reel 1500 DR 2920L050 2920L050DR Yes 0.50 050 - Tape and Reel 1500 DR 2920L075 2920L075DR Yes 0.75 075 - Tape and Reel 1500 DR 2920L075/60 2920L075/60MR Yes 0.75 075 /60 Tape and Reel 1000 MR 2920L100 2920L100PR Yes 1.10 100 - Tape and Reel 2000 PR 2920L110/60 2920L110/60MR Yes 1.1 110 /60 Tape and Reel 1,000 MR 2920L125 2920L125PR Yes 1.25 125 - Tape and Reel 2000 PR 2920L150 2920L150DR Yes 1.50 150 - Tape and Reel 1500 DR 2920L185 2920L185DR Yes 1.85 185 - Tape and Reel 1500 DR 2920L200 2920L200DR Yes 2.00 200 - Tape and Reel 1500 DR 2920L200/24 2920L200/24DR Yes 2.00 200 /24 Tape and Reel 1500 DR 2920L250 2920L250DR Yes 2.50 250 - Tape and Reel 1500 DR 2920L260/24 2920L260/24DR Yes 2.60 260 /24 Tape and Reel 1500 DR 2920L260 2920L260PR Yes 2.60 260 - Tape and Reel 2000 PR 2920L300 2920L300DR Yes 3.00 300 - Tape and Reel 1500 DR 2920L300/15 2920L300/15DR Yes 3.00 300 /15 Tape and Reel 1500 DR 2920L330/24 2920L330/24MR Yes 3.3 330 /24 Tape and Reel 1,000 MR 2920L400/15 2920L400/15MR Yes 4 400 /15 Tape and Reel 1,000 MR 2920L500/16 2920L500/16MR Yes 5.00 500 - Tape and Reel 1,000 MR 2920L600/12 2920L600/12MR Yes 6.0 600 /12 Tape and Reel 1,000 MR 2920L700/12 2920L700/12MR Yes 7.0 700 /12 Tape and Reel 1,000 MR Part Ordering Number System 2920 L 380 /12 TH Y R- A -A: Automotive grade Blank: Standard version SERIES Packaging Style R: Tape & Reel Quantity Code: K=10,000 Y=4,000 W=3,000 P=2,000 Thin Profile (Not applicable to all parts) /XX: Special Voltage Rating (Not applicable to all parts. Refer to Electrical Characteristics Table) I Hold Current code HOLD (Refer to Electrical Characteristics Table) L: Littelfuse Surface Mount PPTC Size © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19

POLY-FUSE® Resettable PTCs Surface Mount > 2920L Series Tape and Reel Specifications TAPE SPECIFICATIONS: EIA-481-1 (mm) 2920L075/60 2920L030, 2920L050 2920L110/60 2920L075, 2920L150 2920L100, 2920L500/16 REEL DIMENSIONS: 2920L185, 2920L200 2920L125, 2920L330/24 EIA-481-1 (mm) 2920L200/24 2920L260 2920L400/15 2920L250, 2920L300 2920L600/12 2920L300/15 2920L700/12 W 16.0+/- 0.30 16.0+/- 0.30 16.0+/- 0.30 C Ø180.0+/- 3.0 F 7.50+/- 0.10 7.50+/-0.10 7.50+/- 0.10 D Ø60+/−0.5 E 1.75+/- 0.10 1.75+/- 0.10 1.75+/- 0.10 H 19.5+/- 1.0 1 D 1.55+/- 0.05 1.55+/- 0.05 1.50+/- 0.05 W 17+/- 0.2 0 D 1.50+/- 0.10 1.50+/- 0.10 1.50 (min) 1 P 4.00+/- 0.10 4.00+/- 0.10 4.00+/- 0.10 0 P 8.00+/- 0.10 8.00+/- 0.10 8.00+/- 0.10 1 P 2.00+/-0.10 2.00+/-0.10 2.00+/-0.10 2 A 5.74+/- 0.10 5.74+/- 0.10 5.45+/- 0.10 0 B 8.02+/- 0.10 8.02+/- 0.10 7.90+/-0.10 0 T 0.30+/- 0.10 0.30+/- 0.10 0.30+/-0.05 K 1.30+/- 0.10 0.91+/- 0.10 2.00+/- 0.10 O Leader min. 390 390 390 Trailer min. 160 160 160 Tape and Reel Diagram P1 P0 D0 P2 E1 H F W D C T D 1 D1 K0 B0 W Warning: • Users shall independently assess the suitability of these devices for each of their applications • Operation of these devices beyond the stated maximum ratings could result in damage to the devices and lead to electrical arcing and/or fire • These devices are intended to protect against the effects of temporary over-current or over-temperature conditions and are not intended to perform as protective devices where such • conditions are expected to be repetitive or prolonged in duration • Exposure to silicon-based oils, solvents, electrolytes, acids, and similar materials can adversely affect the performance of these PPTC devices • These devices undergo thermal expansion under fault conditions, and thus shall be provided with adequate space and be protected against mechanical stresses • Circuits with inductance may generate a voltage (L di/dt) above the rated voltage of the PPTC device. 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. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/20/19