UL ROHS Standard Passive Components Electronics Poly Switch 0.02A-2A PPTC PTC 250V Replace Littelfuse Resettable Fuse
250V Resettable PTC Fuse
◆ Current: 0.02A-2A
◆ Voltage: 250V
◆ Certificate: RoHS, Reach, HF compliance
Feature of 250V Resettable PTC Fuse
◆ RoHS Compliant & Lead-free
◆ Radial leaded Devices
◆ Cured,flame retardant epoxy polymer insulating material meets UL94V-0 requirements
◆ Bulk packaging,or tape and reel available on most models
Applications Of Replace Littelfuse Resettable Fuse
Almost anywhere there is a low voltage power supply, up to DC250V and a load to be protected, including:
◆ Security and fire alarm systems
◆ Analog and digital line cards
◆ Modems and DSL
Introduction Of 250V Resettable PTC Fuse Series
TR250 series resettable fuse (TRPTC) for program-controlled switches, patch panels designed and manufactured over protection device, but can also used in transformers, security equipment, lamps, ballasts, meters, telephone lines and other fields.
Details Of Poly Switch 250V Resettable PTC Fuse
TRE(90/120V) Series
| P/N | A | B | C | D | E | Physical characteristics | | |
| | Max. | Max. | Typ. | Min. | Max. | Style | LeadΦ(mm) | Material |
| TRF002 | 7.4 | 12.7 | 5.1 | 7.6 | 4.5 | 1 | 0.50 | CP |
| TRF004 | 5.8 | 9.9 | 5.1 | 7.6 | 4.5 | 1 | 0.50 | CP |
| TRF006 | 5.8 | 9.9 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CP |
| TRF008 | 7.4 | 12.7 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CP |
| TRF009 | 7.4 | 12.7 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CP |
| TRF011 | 6.5 | 11.0 | 5.1 | 5.0 | 4.5 | 2 | 0.60 | CP |
| TRF012 | 6.8 | 12.0 | 5.1 | 7.6 | 4.5 | 2 | 0.60 | CP |
| TRF012U | 6.8 | 12.0 | 5.1 | 7.6 | 4.5 | 2 | 0.60 | CP |
| TRF014 | 6.5 | 11.0 | 5.1 | 5.0 | 4.5 | 2 | 0.60 | CP |
| TRF014U | 6.0 | 10.0 | 5.1 | 4.7 | 4.5 | 2 | 0.60 | CP |
| TRF018 | 10.2 | 14.5 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CP |
| TRF018U | 10.2 | 14.5 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CP |
| TRF020 | 10.5 | 17.0 | 5.1 | 7.6 | 4.5 | 1 | 0.60 | CU |
| TRF030 | 11.0 | 16.8 | 5.1 | 7.6 | 4.5 | 1 | 00.6 | CU |
| TRF040 | 11.7 | 17.0 | 5.1 | 7.6 | 3.8 | 1 | 0.60 | CU |
| TRF050 | 13.0 | 18.0 | 5.1 | 7.6 | 3.8 | 2 | 0.60 | CU |
| TRF060 | 14.0 | 19.5 | 5.1 | 7.6 | 3.8 | 2 | 0.60 | CU |
| TRF080 | 16.3 | 21.3 | 5.1 | 7.6 | 3.8 | 3 | 0.80 | CU |
| TRF100 | 17.8 | 22.9 | 5.1 | 7.6 | 3.8 | 3 | 0.80 | CU |
| TRF150 | 20.8 | 29.8 | 10.2 | 7.6 | 3.8 | 3 | 0.80 | CU |
| TRF200 | 28.4 | 33.5 | 10.2 | 7.6 | 3.8 | 3 | 0.80 | CU |
Electrical Characteristics
| P/N | Hold current | Trip current | Maxi voltage | Maxi current | Maxi impulse voltage | Maxi action room | Power consumption | Resistance range(Ω) |
| | IH, (A) | IT, (A) | V max, (V) | I max, (A) | V max, (V) | (A) | (Sec.) | Pd typ, (W) | R min | R max, | R1 max |
| TRF002 | 0.02 | 0.045 | 60 | 3.0 | 250 | 0.10 | 3.0 | 1.0 | 65 | 145 | 240 |
| TRF004 | 0.04 | 0.080 | 60 | 3.0 | 250 | 0.20 | 3.0 | 1.0 | 24 | 65.0 | 97.5 |
| TRF006 | 0.06 | 0.120 | 60 | 3.0 | 250 | 0.30 | 3.0 | 1.0 | 22.0 | 36.0 | 56.0 |
| TRF008 | 0.08 | 0.160 | 60 | 3.0 | 250 | 0.35 | 4.0 | 1.0 | 14.0 | 22.0 | 33.0 |
| TRF009 | 0.09 | 0.220 | 60 | 3.0 | 250 | 1.00 | 1.0 | 1.0 | 9.7 | 20.6 | 33.0 |
| TRF011 | 0.10 | 0.220 | 60 | 3.0 | 250 | 1.00 | 1.0 | 1.0 | 6.0 | 12.0 | 18.0 |
| TRF012 | 0.12 | 0.240 | 60 | 3.0 | 250 | 1.00 | 3.0 | 1.0 | 6.0 | 10.0 | 16.0 |
| TRF012U | 0.120 | 0.240 | 60 | 3.0 | 250 | 1.00 | 1.5 | 1.0 | 6.0 | 10.0 | 16.0 |
| TRF014 | 0.145 | 0.29 | 60 | 3.0 | 250 | 1.00 | 2.5 | 1.0 | 3.0 | 6.0 | 14.0 |
| TRF014U | 0.145 | 0.29 | 60 | 3.0 | 250 | 1.0 | 2.5 | 1.0 | 3.5 | 6.5 | 12.0 |
| TRF018 | 0.180 | 0.54 | 60 | 3.0 | 250 | 3.0 | 1.5 | 1.8 | 1.0 | 2.2 | 4.0 |
| TRF018U | 0.180 | 0.54 | 60 | 3.0 | 250 | 3.0 | 1.5 | 1.8 | 1.0 | 2.2 | 4.0 |
| TRF020 | 0.200 | 0.6 | 60 | 3.0 | 250 | 3.0 | 5.0 | 1.8 | 1.7 | 3.5 | 6.30 |
| TRF030 | 0.300 | 0.60 | 60 | 3.0 | 250 | 3.0 | 6.0 | 1.8 | 1.0 | 2.2 | 3.50 |
| TRF040 | 0.400 | 0.800 | 60 | 5.5 | 250 | 3.0 | 8 | 1.8 | 0.80 | 1.60 | 3.20 |
| TRF050 | 0.500 | 1.00 | 60 | 6.0 | 250 | 3.0 | 10 | 3.0 | 0.56 | 1.40 | 2.52 |
| TRF060 | 0.600 | 1.20 | 60 | 7.0 | 250 | 3.0 | 12 | 3.0 | 0.40 | 1.10 | 2.16 |
| TRF080 | 0.800 | 1.60 | 60 | 8.0 | 250 | 4.0 | 18 | 3.6 | 0.32 | 0.80 | 1.44 |
| TRF100 | 1.000 | 2.00 | 60 | 10.0 | 250 | 5.0 | 21 | 2.9 | 0.22 | 0.50 | 1.45 |
| TRF150 | 1.500 | 3.00 | 60 | 15.0 | 250 | 7.50 | 25.0 | 3.5 | 0.12 | 0.28 | 0.68 |
| TRF200 | 2.000 | 4.00 | 60 | 20.0 | 250 | 10.0 | 28 | 4.5 | 0.09 | 0.192 | 0.42 |
Characteristic curve of relation between ambient temperature and working current
| P/N | Operating Ambient Temperature |
| | -40℃ | -20℃ | 0℃ | 25℃ | 40℃ | 50℃ | 60℃ | 70℃ | 85℃ |
| TRF002 | 0.031 | 0.028 | 0.023 | 0.020 | 0.017 | 0.015 | 0.013 | 0.011 | 0.008 |
| TRF004 | 0.062 | 0.055 | 0.048 | 0.040 | 0.033 | 0.029 | 0.026 | 0.022 | 0.017 |
| TRF006 | 0.093 | 0.075 | 0.071 | 0.060 | 0.050 | 0.044 | 0.038 | 0.033 | 0.025 |
| TRF008 | 0.124 | 0.110 | 0.095 | 0.080 | 0.066 | 0.059 | 0.051 | 0.044 | 0.033 |
| TRF009 | 0.140 | 0.124 | 0.110 | 0.090 | 0.075 | 0.068 | 0.058 | 0.050 | 0.038 |
| TRF011 | 0.171 | 0.154 | 0.131 | 0.110 | 0.091 | 0.081 | 0.071 | 0.061 | 0.046 |
| TRF012U | 0.186 | 0.165 | 0.143 | 0.120 | 0.099 | 0.088 | 0.077 | 0.066 | 0.050 |
| TRF014U | 0.225 | 0.199 | 0.172 | 0.145 | 0.119 | 0.106 | 0.093 | 0.080 | 0.060 |
| TRF018U | 0.269 | 0.240 | 0.211 | 0.180 | 0.153 | 0.138 | 0.123 | 0.109 | 0.087 |
| TRF020 | 0.310 | 0.275 | 0.237 | 0.200 | 0.165 | 0.147 | 0.128 | 0.110 | 0.082 |
| TRF030 | 0.465 | 0.413 | 0.356 | 0.300 | 0.248 | 0.221 | 0.192 | 0.165 | 0.123 |
| TRF040 | 0.620 | 0.550 | 0.475 | 0.400 | 0.330 | 0.295 | 0.255 | 0.220 | 0.165 |
| TRF050 | 0.775 | 0.688 | 0.598 | 0.500 | 0.412 | 0.366 | 0.319 | 0.275 | 0.206 |
| TRF060 | 0.930 | 0.825 | 0.710 | 0.600 | 0.495 | 0.443 | 0.393 | 0.330 | 0.246 |
| TRF080 | 1.240 | 1.100 | 0.950 | 0.800 | 0.660 | 0.590 | 0.510 | 0.440 | 0.330 |
| TRF100 | 1.550 | 1.38 | 1.19 | 1.00 | 0.83 | 0.74 | 0.64 | 0.55 | 0.41 |
| TRF150 | 2.400 | 2.00 | 1.80 | 1.50 | 1.20 | 1.10 | 0.90 | 0.80 | 0.60 |
| TRF200 | 3.100 | 2.75 | 2.38 | 2.00 | 1.65 | 1.48 | 1.28 | 1.10 | 0.83 |
TR250 Typical Time To Trip At 25℃
The Time to Trip curves represent typical performance of a device in a simulated application environment. Actual performance in specific customer applications may differ from these values due to the influence of other variables.
Technical Equipment Of 250V PolySwitch Resettable PTC Fuse
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