POLY-FUSE® Resettable PTCs Surface Mount > 1210L Series 1210L Series RoHS Description The 1210L Series PTC provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired. Features • RoHS compliant, lead-free • Low resistance and halogen-free • Low-profile • Fast response to fault • Compatible with high currents temperature solders • Compact design saves board space Agency Approvals AGENCY AGENCY FILE NUMBER Applications E183209 • USB peripherals • Mobile phones - battery • Disk drives and port protection R50119118 • CD-ROMs • PDAs / digital cameras • PC motherboards - plug • Game console port Additional Information and play protection protection Datasheet Resources SSaammpplleess Electrical Characteristics Maximum Time Agency I I V I P d To Trip Resistance Approvals Part Number Marking hold trip max max typ. (A) (A) (Vdc) (A) (W) Current Time R min R 1max (A) (Sec.) (Ω) (Ω) 1210L005 A 0.05 0.15 30 10 0.60 0.25 1.50 3.600 50.00 X X 1210L010 B 0.10 0.30 30 10 0.60 0.50 1.50 1.600 15.00 X X 1210L020 C 0.20 0.40 30 10 0.60 8.00 0.02 0.800 5.000 X X 1210L035 E 0.35 0.70 6 100 0.60 8.00 0.20 0.320 1.300 X X 1210L035/30 E3 0.35 0.70 30 40 0.60 8.00 0.20 0.320 1.300 1210L050 F 0.50 1.00 13.2 100 0.60 8.00 0.05 0.250 0.900 X X 1210L050/30 F3 0.50 1.00 30 40 0.60 8.00 0.15 0.220 0.900 1210L075 G 0.75 1.50 6 100 0.60 8.00 0.10 0.130 0.400 X X 1210L075/24 G2 0.75 1.50 24 100 0.60 8.00 0.10 0.130 0.400 X X 1210L110/12 H1 1.10 2.20 12 100 0.6 8.00 0.10 0.060 0.210 X X 1210L110/16 HF 1.10 2.20 16 100 0.6 8.00 0.10 0.060 0.210 X X 1210L110TH H 1.10 2.20 8 100 0.60 8.00 0.10 0.060 0.210 X X 1210L150/16 KF 1.50 3.00 16 100 0.80 8.00 0.30 0.040 0.110 1210L150TH K 1.50 3.00 6 100 0.80 8.00 0.30 0.040 0.110 X X 1210L175 V 1.75 3.50 6 100 0.80 8.00 0.60 0.020 0.080 X X 1210L200 L 2.00 4.00 6 100 0.80 8.00 1.00 0.015 0.070 X X I = Hold current: maximum current device will pass without tripping in 20°C still air. P = Power dissipated from device when in the tripped state at 20°C still air. hold d I = Trip current: minimum current at which the device will trip in 20°C still air. R = Minimum resistance of device in initial (un-soldered) state. trip min V = Maximum voltage device can withstand without damage at rated current (I max) R = Typical resistance of device in initial (un-soldered) state. max typ I = Maximum fault current device can withstand without damage at rated voltage (V ) R = Maximum resistance of device at 20°C measured one hour after tripping or reflow max max 1max soldering of 260°C for 20 sec. Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. © 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17

POLY-FUSE® Resettable PTCs Surface Mount > 1210L 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) 1210L005 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 1210L010 0.16 0.14 0.12 0.10 0.08 0.07 0.06 0.05 0.03 1210L020 0.29 0.26 0.22 0.20 0.16 0.14 0.13 0.11 0.08 1210L035 0.47 0.45 0.40 0.35 0.33 0.28 0.24 0.21 0.18 1210L035/30 0.53 0.46 0.42 0.35 0.30 0.26 0.25 0.22 0.19 1210L050 0.76 0.67 0.58 0.50 0.43 0.40 0.36 0.32 0.28 1210L050/30 0.75 0.67 0.59 0.50 0.42 0.39 0.36 0.31 0.25 1210L075 1.00 0.97 0.86 0.75 0.64 0.59 0.54 0.48 0.40 1210L075/24 1.00 0.97 0.86 0.75 0.64 0.59 0.54 0.48 0.40 1210L110/12 1.65 1.47 1.27 1.10 0.92 0.83 0.73 0.63 0.52 1210L110/16 1.65 1.47 1.27 1.10 0.92 0.83 0.73 0.63 0.52 1210L110TH 1.60 1.42 1.26 1.10 0.94 0.86 0.80 0.70 0.58 1210L150/16 2.19 1.97 1.74 1.50 1.31 1.17 1.05 0.93 0.78 1210L150TH 2.30 2.02 1.76 1.50 1.24 1.11 1.00 0.85 0.65 1210L175 2.45 2.22 2.01 1.75 1.45 1.26 1.10 0.98 0.80 1210L200 2.60 2.44 2.35 2.00 1.78 1.67 1.50 1.45 1.10 Note: The temperature rerating data is only for reference, please contact Littelfuse technical support for detail temperature rerating information. VV VV V VV 15V15V Average Time Current Curves Temperature RAerAatAingA CA/33uA/24rvAeA/16A/33AAA/6VA/12AA/24A/12AA/8VAA A/60 A/24 A/A/ 04005550005500000000 5 0 11000 0.04A0.10A0.20A0.25A0.35A0.50A 0603L 11000 0.10A0.20A0.35A0.50A0.75A1.00A1.10A 0805L ds 10100 0.12A0.16A0.20A0.25A0.35A, 0.350.50A, 0.500.75A0.75A/13.2V1.1A1.5A1.75A2.0A 1206L s10100..0000 0.05A0.10A0.20A0.35A0.35A/300.50A0.50A/300.75A0.75A/241.10A1.50A1.50A/161.75A12.00A210L Percentage of Rated Current 111117579350000000%%%%%%% ds10.1010100.10000000000.20.50.70.70.71.11.11.11.21.21.51.51.51.61.61.62.02.61812L 10100 0.30A0.50A0.75A/601.00A1.00A/331.50A2.00A 2016L 11000 0.30A0.50A0.75A & 0.71.00A1.25A1.50A1.85A2.00A/24V2.50A2.60A & 2.63.00A/15V5.00A/16V 2920L 1100000 0.13A 250S Time in Seconds 1 Time in Seconds 1 Time in Secon 1 Time in Second 1.00 Note: 3100%%-40 -30Time in Secon-20 101-1000 0 10 Tem20pera3tu0re (°4C0) 50 60 70 8085 Time in Seconds 1 Time in Seconds 1 Time in Seconds 10 Typical Temperature rerating curve, refer to table for derating data 1 0.1 0.1 0.1 0.10 0.1 0.1 1 0.1 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.10 0.1 1 10 100 0.1 1 10 100 0.1 1 10 0.10 1.00 1100..0000 0.1 1 10 100 0.1 1 10 0.1 1 10 100 0.1 1 10 100 Current in Amperes Current in Amperes Current in Amperes Current in Amperes Current in Amperes Current in Amperes Current in Amperes 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 0 6 0.10A0.20A0.35A0.50A0.75A1.00A 0805L OLD 0.12A0.16A0.20A0.25A0.35A0.35A/15V0.50A0.50A/15V0.75A1.0A1.1A1.5A12.0A206L OLD verify th1e0 p0e0r0fo0.05Arma0.10Ance 0.20Ain th0.35Aeir 0.50Aappl0.75Aicat1.10Aion. 1.50A1.75A2.00A 1210L OLD 0.16A0.30A1.00A/33v1.00A1.50A2.00A 2016L OLD 0.10A0.30A0.50A.75A .75A/1.00A1.25A1.50A1.85A2.00A/24V2.00A2.50A2.60A3.00A/15V3.00A 2920L 100000 100000 © 2017 Littelfuse, Inc. 100000 100000 Specifications are subject to change without notice. Revised: 03/22/17 10000 10000 1000 10000 10000 s d n o 1000 1000 Sec 100 1000 1000 Time in Seconds 10100 Time in Seconds 10100 Time in 110 Time in Seconds 10100 Time in Seconds 11000 1 1 0.1 1 1 0.1 0.1 0.010.1 1 10 100 0.1 0.1 Current in Amperes 0.010.1 C1urrent in Amper1e0s 100 0.010.1 Cu1rrent in Amper1e0s 100 0.010.1 C1urrent in Amper1e0s 100 0.010.1 C1urrent in Amper1e0s 100

POLY-FUSE® Resettable PTCs Surface Mount > 1210L Series Soldering Parameters Profile Feature Pb-Free Assembly t P T Average Ramp-Up Rate (T to T) 3°C/second max P Critical Zone S(max) P RRaammpp--uupp tL to tP Temperature Min (T ) 150°C s(min) T L t Pre Heat: Temperature Max (Ts(max)) 200°C TS(max) L Time (Min to Max) (ts) 60 – 180 secs eru RRaammpp--ddoown Time Maintained Temperature (TL) 217°C tar T PPrreehheeaatt e S(min) Above: Temperature (tL) 60 – 150 seconds pm tS e Peak / Classification Temperature (T) 260+0/-5 °C T P 25 Time within 5°C of actual peak 20 – 40 seconds time to peak temperature Time Temperature (t) p Ramp-down Rate 6°C/second max -- 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 Time 25°C to peak Temperature (T) 8 minutes Max. P performance requirements -- Recommended reflow methods: IR, vapor phase oven, hot air oven, N environment 2 for lead -- 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 Solder-Plated Copper (Solder Material: Operating/Storage Terminal Material -40°C to +85°C Matte Tin (Sn)) Temperature Meets EIA Specification RS186-9E, Maximum Device Surface Lead Solderability ANSI/J-STD-002 Category 3. Temperature in Tripped 125°C 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–202, Method 107 Thermal Shock +85°C/-40°C, 20 times -30% typical resistance change MIL–STD–202, Method 215 Solvent Resistance No change MIL–STD–883, Method 2007, Vibration Condition A No change Moisture Level Sensitivity Level 1, J–STD–020 © 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17

POLY-FUSE® Resettable PTCs Surface Mount > 1210L Series Dimensions MARKING CODE VARIES WITH AMPERAGE RATING (See Electrical Characteristics Table) SHOWN IS 1.5AMP RATING A C K Top Side B View View 2.00 mm Bottom K Pad (.079) 2.50 mm View Layout (.098) D E 1.00 mm (.040) A B C D E Part Inches mm Inches mm Inches mm Inches mm Inches mm Number Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max 1210L005 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L010 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L020 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.02 0.04 0.60 1.00 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L035 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L035/30 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L050 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L050/30 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L075 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.02 0.03 0.50 0.85 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L075/24 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.05 0.07 1.20 1.80 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L110/12 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L110/16 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L110TH 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.04 0.05 0.30 0.71 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L150/16 0.12 0.14 3.00 3.43 0.09 0.11 2.35 2.80 0.03 0.05 0.75 1.25 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L150TH 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.07 0.75 1.07 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L175 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.02 0.04 0.60 1.00 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 1210L200 0.12 0.14 3.0 3.43 0.09 0.11 2.35 2.80 0.03 0.06 0.80 1.60 0.01 0.03 0.25 0.75 0.004 0.02 0.10 0.50 Part Ordering Number System 1210 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 © 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17

POLY-FUSE® Resettable PTCs Surface Mount > 1210L Series Packaging Options Ordering Quantity & Packaging Part Number Halogen Free I (A) I Code Packaging Option Quantity Number hold hold Codes 1210L005 1210L005WR Yes 0.05 005 Tape and Reel 3000 WR 1210L010 1210L010WR Yes 0.10 010 Tape and Reel 3000 WR 1210L020 1210L020WR Yes 0.20 020 Tape and Reel 3000 WR 1210L035 1210L035YR Yes 0.35 035 Tape and Reel 4000 YR 1210L035/30 1210L035/30WR Yes 0.35 035 Tape and Reel 3,000 WR 1210L050 1210L050YR Yes 0.50 050 Tape and Reel 4000 YR 1210L050/30 1210L050/30WR Yes 0.50 050 Tape and Reel 3,000 WR 1210L075 1210L075YR Yes 0.75 075 Tape and Reel 4000 YR 1210L075/24 1210L075/24PR Yes 0.75 075 Tape and Reel 2000 PR 1210L110/12 1210L110/12WR Yes 1.10 110 Tape and Reel 3,000 WR 1210L110/16 1210L110/16WR Yes 1.10 110 Tape and Reel 3,000 WR 1210L110TH 1210L110THYR Yes 1.10 110 Tape and Reel 4000 YR 1210L150/16 1210L150/16WR Yes 1.50 150 Tape and Reel 3,000 WR 1210L150TH 1210L150THWR Yes 1.50 150 Tape and Reel 3000 WR 1210L175 1210L175WR Yes 1.75 175 Tape and Reel 3000 WR 1210L200 1210L200PR Yes 2.00 200 Tape and Reel 2000 PR Tape and Reel Specifications TAPE SPECIFICATIONS: EIA-481-1 (mm) Packaging Code “YR”: Packaging Code “WR”: Packaging Code “PR”: Packaging Code “PR”: 1210L035 1210L005 1210L200 1210L075/24 1210L050 1210L010 1210L075 1210L020 1210L110TH 1210L035/30 REEL DIMENSIONS: 1210L050/30 EIA-481-1 (mm) 1210L110/12 1210L110/16 1210L150/16 1210L150TH 1210L175 W 8.00+/- 0.30 8.00+/- 0.30 8.00+/- 0.30 8.00+/- 0.30 C Ø178+/- 1.0 F 3.50+/- 0.05 3.50+/- 0.05 3.50+/- 0.05 3.50+/- 0.05 D Ø60.2+/- 0.5 E 1.75+/- 0.10 1.75+/- 0.10 1.75+/- 0.10 1.75+/- 0.10 H 11.0+/- 0.05 1 D 1.55+/- 0.05 1.55+/- 0.05 1.55+/- 0.05 1.55+/- 0.05 W 9.0+/- 1.5 0 D 1.00 (min) 1.00 (min) 1.00 (min) 1.00+0.25/- 0 1 P 4.00+/- 0.10 4.00+/- 0.10 4.00+/- 0.10 4.00+/- 0.10 0 P 4.00+/- 0.10 4.00+/- 0.10 4.00+/- 0.10 4.00+/- 0.10 1 P 2.00+/- 0.05 2.00+/- 0.05 2.00+/- 0.05 2.00+/- 0.05 2 A 2.82+/- 0.10 2.82+/- 0.10 2.80+/- 0.10 2.80+/- 0.10 0 B 3.46+/- 0.10 3.50+/- 0.10 3.50+/- 0.10 3.55+/- 0.10 0 T 0.25+/- 0.10 0.20+/- 0.10 0.25+/- 0.10 0.25+/- 0.10 K 1.00+/- 0.10 1.30+/- 0.10 1.60+/- 0.10 1.75+/- 0.10 0 Leader min. 390 390 390 390 Trailer min. 160 160 160 160 © 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17

POLY-FUSE® Resettable PTCs Surface Mount > 1210L Series H D P1 P0 0 P2 E1 D C F W T D 1 W D1 K0 B0 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. © 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17