Resettable PTCs Surface Mount PTC 1206L Series NEW ® ® • Complies with electronic industry environmental standards for lead reduction. Packaging: 8mm tape and reel carrier per EIA 481 Standard. Standard reel quantities: 0.20-0.35A: 4,000 devices on 7" reel (YRT Suffix). 0.50-1.50A: 3,000 devices on 7" reel (WRT Suffix). PHYSICAL SPECIFICATIONS: Terminal Material: Tin Plated Copper Device Labeling: Device is marked with amperage rating code. Temperature Rerating Curve: AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and the Acceptance program of CSA. TUV approved. ENVIRONMENTAL SPECIFICATIONS: Passive Aging: 85°C, 1000 Hours. Humidity Aging: 85°C, 85% R.H., 100 hours. Thermal Shock: 85°C / –40°C, 20 times. Vibration: MIL-STD 202, Method 201, MIL-STD-883, Method 2007. Mechanical Shock: MIL-STD-202, Method 213 test condition I (100 g’s, 6 sec.). Solvent Resistance: MIL-STD-202, Method 215. Operating/Storage Temperature: –40°C to 85°C Device should remain in sealed bags prior to use. Temperature Rerating: 150% Percentage of Rated Current AGENCY FILE NUMBERS: UL E183209, CSA LR108832. 170% 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (°C) 50 60 70 80 85 Ambient Temperature -40°C -20°C 0°C 20°C 246 50°C 60°C 70°C 80°C 85°C 0.14 0.18 0.25 0.36 0.54 0.79 1.08 0.13 0.16 0.22 0.32 0.48 0.70 0.96 0.11 0.14 0.20 0.28 0.42 0.62 0.84 0.10 0.13 0.18 0.26 0.39 0.57 0.78 Hold Current (A) Part Number 1206L020 1206L025 1206L035 1206L050 1206L075 1206L110 1206L150 40°C 0.29 0.36 0.51 0.74 1.11 1.63 2.22 0.26 0.33 0.46 0.67 1.00 1.46 2.00 0.23 0.29 0.40 0.59 0.89 1.30 1.77 0.20 0.25 0.35 0.50 0.75 1.10 1.50 0.17 0.21 0.30 0.44 0.65 0.96 1.31 0.16 0.20 0.27 0.40 0.59 0.87 1.19 w w w. l i t t e l f u s e . c o m Resettable PTCs Surface Mount PTC 1206L Series NEW 1206L020 1206L025 1206L035 1.5A 0.75A 1.1A 0.20A 0.25A 1206L050 1206L075 1206L110 1206L150 0.35A 0.5A Average Time Current Curves Dimensions (Inches) 100 3.15 mm (.124) 1.12 mm (.044) H Top View 1.65 mm (.064) 0.762 mm (.030) Side View 10 Side View Tin Plated Terminals Pad Layout 0.64 mm (.023) 1.40 mm (.055) 2.16 mm (.085) Recommended Pad Layout (Inches) All dimensions are nominal. TRIP TIME IN SECONDS H Bottom View 1 1.52 mm (.060) 0.1 0.01 Solderability: Meets EIA specification RS186-9E and IPC/EIA 0.001 J-STD-002, and IPC/EIA J-STD-001. Soldering Parameters: Reflow Solder — 245°C, 20 seconds maximum Wave Solder — 245°C, 10 seconds maximum 0.0001 0.1 10 1 100 CURRENT IN AMPERES Electrical Characteristics: Part Number Marking Code IHold (A) ITrip (A) VMax (Vdc) IMax (A) 1206L020 1206L025 1206L035 1206L050 1206L075 1206L110 1206L150 C D E F G H K 0.20 0.25 0.35 0.50 0.75 1.10 1.50 0.40 0.50 0.70 1.00 1.50 2.20 3.00 15.0 15.0 6.0 6.0 6.0 6.0 6.0 40 40 40 40 40 40 40 Ihold Itrip Vmax Imax Pd RIL RAT = = = = = = = Maximum Time To Trip Pd max. Current Time (W) (A) (Sec) 0.8 0.8 0.8 0.8 0.8 0.8 0.8 8.0 8.0 8.0 8.0 8.0 8.0 8.0 0.05 0.08 0.10 0.10 0.20 0.30 0.30 R IL (Ω) R AT (Ω) 0.600 0.550 0.300 0.090 0.070 0.040 0.030 2.500 2.300 1.300 0.600 0.300 0.180 0.120 Hold Current: maximum current device will sustain for 4 hours without tripping in 20°C still air. Trip Current: minimum current at which the device will trip in 20°C still air. Maximum voltage device can withstand without damage at rated current (Imax) Maximum fault current device can withstand without damage at rated voltage (Vmax) Power dissipated from device when in the tripped state at 20°C still air. Minimum resistance of device in initial (un-soldered) state. Maximum measured resistance in the non-tripped state 1 hour after reflow with reflow conditions of 245°C for 20 sec. CAUTION: Operation beyond the specified ratings may result in damage and possible arcing and flame. w w w. l i t t e l f u s e . c o m 247 RESETTABLE PTCs 6