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
250 series resettable fuse (PPTC) 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
Lead-free and halogen-free environmental protection products conform to ROHS(2011/65/EU) HF(EN14582) detection standard. Application scope: communication products and data communication equipment.
Product features: low voltage, low current, low resistance, short trip time, working current: 0.05A~1.20A
Maximum impulse voltage: 250.0VAC
Working environment temperature: -40℃~85℃ Safety certification: UL pending.
model | Maintain electricity flow | Tripping electricity flow | Maximum impact voltage | Maximum electricity flow | consume power |
Maximum current trip time |
Resistance range | |||
I hold | I trip | Vmax | Imax | Pd | electric current | time | Rimin | Rimax | R1max | |
(A) | (A) | (Vrms) | (A) | (W) | (A) | (Sec) | (W) | (W) | (W) | |
250R050 | 0.050 | 0.100 | 250 | 3.0 | 1.0 | 0.35 | 4.00 | 33.0 | 60.0 | 90.0 |
250R060 | 0.060 | 0.120 | 250 | 3.0 | 1.0 | 0.35 | 4.00 | 22.0 | 32.0 | 40.0 |
250R080 | 0.080 | 0.160 | 250 | 3.0 | 1.00 | 0.40 | 3.00 | 14.0 | 22.0 | 28.0 |
250R090 | 0.090 | 0.018 | 250 | 3.0 | 1.00 | 0.35 | 4.00 | 10.0 | 20.0 | 26.0 |
250R110 | 0.110 | 0.220 | 250 | 3.0 | 1.00 | 1.00 | 2.00 | 7.0 | 11.0 | 15.0 |
250R120 | 0.120 | 0.240 | 250 | 3.0 | 1.00 | 0.60 | 0.75 | 8.0 | 12.0 | 15.0 |
250R145 | 0.145 | 0.290 | 250 | 3.0 | 1.00 | 1.00 | 2.50 | 3.0 | 6.5 | 10.0 |
250R180 | 0.180 | 0.360 | 250 | 3.0 | 1.00 | 1.50 | 10.0 | 0.8 | 2.0 | 2.50 |
250R200 | 0.200 | 0.400 | 250 | 3.0 | 1.00 | 1.50 | 10.0 | 1.5 | 3.2 | 4.50 |
250R300 | 0.300 | 0.600 | 250 | 3.0 | 1.00 | 1.50 | 10.0 | 1.0 | 2.4 | 3.60 |
250R400 | 0.400 | 0.800 | 250 | 3.0 | 3.00 | 2.00 | 10.0 | 0.75 | 1.10 | 1.40 |
250R500 | 0.500 | 1.000 | 250 | 3.0 | 3.00 | 2.50 | 10.0 | 0.45 | 0.80 | 1.20 |
250R600 | 0.600 | 1.200 | 250 | 3.0 | 3.00 | 3.00 | 10.0 | 0.50 | 0.75 | 1.00 |
250R800 | 0.800 | 1.600 | 250 | 3.0 | 3.50 | 4.00 | 8.0 | 0.45 | 0.65 | 1.00 |
250R1000 | 1.000 | 2.000 | 250 | 3.0 | 4.00 | 5.00 | 10.0 | 0.28 | 0.51 | 0.70 |
250R1200 | 1.200 | 2.400 | 250 | 3.0 | 5.00 | 6.00 | 10.0 | 0.25 | 0.30 | 0.50 |
I hold = the maximum current when the product does not move in the static air environment at 25℃. I trip = the minimum operating current in the static air environment at 25℃.
V max = the maximum voltage that the component can withstand under the rated current. I max = the maximum current that the component can withstand under the rated voltage.
Pd = the power consumption of the product in the action state in the static air environment at 25℃. Rimin/max = the initial resistance at 25℃ (before welding).
R1max = the maximum resistance after welding for one hour at 25℃.
Caution: Operation beyond the specified rating may result in damage and arc and flame.
temperature | -40°C | -20°C | 0°C | 25°C | 40°C | 50°C | 60°C | 70°C | 85°C |
Decreasing percentage | 148% | 133% | 114% | 100% | 92% | 73% | 64% | 52% | 40% |
Product size specification (mm.)
model | A | B | C | D | E | pin |
graph | |
Max. | Max. | Typ. | Min. | Max. | Line warp | wire rod | ||
250R050 | 5.8 | 9.9 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 2 |
250R060 | 5.8 | 9.9 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 2 |
250R080 | 5.8 | 9.9 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 2 |
250R090 | 5.8 | 9.9 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 2 |
250R110 | 6.5 | 11.0 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | figure 1 |
250R120 | 7.1 | 13.0 | 4.2 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | figure 1 |
250R145 | 7.1 | 11.0 | 3.8 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | figure 1 |
250R180 | 9.0 | 12.6 | 3.5 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | figure 1 |
250R200 | 9.0 | 14.6 | 3.5 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | figure 1 |
250R300 | 9.0 | 12.6 | 3.5 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 2 |
250R400 | 9.5 | 15.2 | 3.5 | 4.7 | 5.1 | 0.60 | Tin - caoted copper - clad steel wire | Figure 3 |
250R500 | 11.0 | 15.8 | 3.5 | 4.7 | 5.1 | 0.80 | Tin - caoted copper - clad steel wire | Figure 4 |
250R600 | 11.0 | 15.8 | 3.5 | 4.7 | 5.1 | 0.80 | Tin - caoted copper - clad steel wire | Figure 4 |
250R800 | 11.0 | 15.8 | 3.5 | 4.7 | 5.1 | 0.80 | Tin - caoted copper - clad steel wire | Figure 4 |
250R1000 | 14.0 | 19.1 | 3.5 | 4.7 | 5.1 | 0.80 | Tin - caoted copper - clad steel wire | Figure 4 |
250R1200 | 16.7 | 20.5 | 3.5 | 4.7 | 5.1 | 0.80 | Tin - caoted copper - clad steel wire | Figure 4 |
Solderability of lead: MIL-STD-202, method 208E.
Product: The product label is marked with logo, rated current, rated voltage and date code.
PPTC Thermistor is a Polymer Positive Temperature Coefficient Thermistor Device, used for over-current protection, as it can quickly limit electric current. This PPTC Thermistor Device has a yellow color and is designed for applications with Hold Current of 0.05A, Rated Voltage of 250V, and Max Current of 3A.
This PPTC Thermistor is a reliable, cost-effective solution for over current protection. It can provide superior protection against short circuit, overload and fire risk. It is a great choice for applications with higher power requirements.
The PPTC Thermistor is an essential component for any electrical system. It is a reliable and cost-effective solution to protect against over-current, short circuit, overload and fire risk. This PPTC Thermistor Device features superior performance and can provide reliable protection for your system.
Choose the PPTC Thermistor for your application and enjoy the superior protection it offers. This PPTC Thermistor Device is the ideal solution for your over-current protection needs.
Name | Value |
---|---|
Product Name | PPTC Thermistor Device, PPTC Thermistor, Polymer-Positive-Temperature-Coefficient Thermistor |
Color | Yellow |
Rated Voltage | 250V |
Max Voltage | 60V |
Max Impulse Voltage | 250V |
Trip Current | 0.1A |
Size(Max) | 5.1mm |
Product Name | PTC Resettable PPTC 250V 050-5A |
Max Current | 3A |
Hold Current | 0.05A |
LINKUN's PPTC thermistor device is a Polymer-Positive-Temperature-Coefficient Thermistor, which is a member of Polymer Positive Temperature Coefficient Thermistor Device family. This device is a reliable current-limiting component and has been designed to provide overcurrent protection in a variety of applications. It features a fast response time, wide operating temperature range, and has a maximum current rating of 3A and a maximum voltage rating of 60V. It also has a maximum impulse voltage of 250V and a hold current of 0.05A. The size (maximum) of the PPTC thermistor is 5.1mm.
The PPTC thermistor device is widely used in a variety of applications, such as electronic equipment, home appliances, communication equipment, medical equipment, lighting equipment, and automotive electronics. It is also used in the protection of power supply lines, motor windings, and electronic circuits. It is an ideal choice for low-power applications, such as the protection of small motors, consumer electronics, and other low-power applications.
The PPTC thermistor device is also suitable for a variety of scenarios, such as the protection of small motors, consumer electronics, and other low-power applications. It can also be used in the protection of power supply lines, motor windings, and electronic circuits. This device is also a reliable temperature sensing component and can be used to detect the temperature of the environment. It is also an ideal choice for applications that require high precision, high reliability, and fast response times.
We offer customized services for PPTC Thermistor Device. Our PPTC Thermistor Device is manufactured by LINKUN, with model number PPTC resettable fuse 250V 1A. It is originated from Dongguan, Guangdong, China. The hold current of our PPTC Thermistor Device is 0.05A, and its max voltage and current are 60V and 3A respectively.
Our PPTC Thermistor Device, also known as Polymer Positive Temperature Coefficient Thermistor, can help to protect your devices from overcurrent, overvoltage, and overheat. With our PPTC Thermistor Device, you can enjoy reliable protection for your devices and systems.
Contact us now for customized PPTC Thermistor Device!
PPTC Thermistor provides technical support and services to all customers who purchase its products. Technical support includes answering questions about product specifications, installation and usage, and providing advice on troubleshooting. Services include providing replacement parts, product information updates, and product training. All PPTC Thermistor technical support and services are provided free of charge.
The PPTC thermistor will be packaged in a flat box. The box will be sealed and labeled with the product name and item number. The box will also include a small instruction sheet with safety precautions and installation instructions.
The product will be shipped in a bubble wrap envelope or a padded envelope. The envelope will be labeled with the product name and item number. The product will also be shipped with a tracking number.
Q: What is the LINKUN PPTC thermistor?
A: LINKUN PPTC thermistor is a resettable fuse with 250V 1A voltage and current ratings, which is manufactured in Dongguan, Guangdong, China. Q: What are the advantages of LINKUN PPTC thermistor?
A: LINKUN PPTC thermistor is highly reliable, has excellent circuit protection capability, automatic reset feature, and low cost. Q: How does LINKUN PPTC thermistor work?
A: When the current overloads, the PPTC thermistor will heat up and expand, which results in a rapid rise in resistance to stop current flow. When the current returns to a normal level, the LINKUN PPTC thermistor will cool down and reset itself. Q: What is the application of LINKUN PPTC thermistor?
A: LINKUN PPTC thermistor is widely used in all kinds of electronic circuits, such as charging protection for mobile phones, laptops, power banks, and smart home appliances. Q: What is the temperature range of LINKUN PPTC thermistor?
A: LINKUN PPTC thermistor has a normal operating temperature range of -40°C to +125°C.