Allicdata Part #: | 495-6663-ND |
Manufacturer Part#: |
B57213P121M301 |
Price: | $ 0.74 |
Product Category: | Circuit Protection |
Manufacturer: | EPCOS (TDK) |
Short Description: | ICL 120 OHM 20% 2A 14.5MM |
More Detail: | Inrush Current Limiter 120 Ohms ±20% 2A 0.57" (14.... |
DataSheet: | B57213P121M301 Datasheet/PDF |
Quantity: | 715 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
1 +: | $ 0.66780 |
5 +: | $ 0.64512 |
10 +: | $ 0.60291 |
50 +: | $ 0.49896 |
100 +: | $ 0.41580 |
250 +: | $ 0.40542 |
500 +: | $ 0.34304 |
1000 +: | $ 0.30146 |
5000 +: | $ 0.27027 |
Series: | P13 |
Packaging: | Bulk |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
R @ 25°C: | 120 Ohms |
Tolerance: | ±20% |
Current - Steady State Max: | 2A |
R @ Current: | 693 mOhms |
Diameter: | 0.57" (14.5mm) |
Lead Spacing: | 0.295" (7.50mm) |
Approvals: | CQC, UL, VDE |
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Inrush current limiters (ICL) are devices that restrict current levels to a pre-set level by limiting or separating devices from the power source. They are typically implemented when excessive inrush current can cause voltage or device failure. The B57213P121M301 is one such ICL. It is designed for applications that require protection against large inrush currents or for temperature sensing in circuits.
In general, the working principle of ICLs is to act as a switch, reducing the current flow to the intended level. The B57213P121M301 is an electrically blown fuse ICL, which consists of a manually-operable switch and a thermal fuse. The electrically blown fuse works by using an external fuse in combination with a thermally activated resistor that increases the current in the resistor and thus triggers the fuse. The current is then limited and held at the pre-set level to protect the circuit against large inrush currents.
The B57213P121M301 is suitable for a range of applications, including domestic appliances, protection of MCUs from supply problems, family or industrial electronic equipment and power supply systems. It is mainly used in applications where the protection of circuits from power inrush overcurrents is a major issue. It can be used to replace a difficult and costly to replace fuse, as well as in applications where very long time delays are required. It also has the advantage of not having to be reset after being triggered, as is the case with traditional overcurrent devices.
In terms of operation, the B57213P121M301 adjusts the switching time as necessary to maintain the predetermined level of current. It can also be used to monitor the temperature of a circuit, providing another layer of protection. In this instance, the function works by reducing the current when the temperature reaches a certain level.
The B57213P121M301 also has the advantage of being able to withstand greater voltage exposure which makes it suitable for applications requiring a greater voltage than traditional thermal fuses. It is also non-electronic and does not require a reset. In addition, it is easier to install due to its smaller size and lower cost.
The B57213P121M301 is an effective device for protecting circuits against high current inrush. It can be used in a variety of contexts and industries, providing a comprehensive and reliable solution for large current inrush protection.
The specific data is subject to PDF, and the above content is for reference
Part Number | Manufacturer | Price | Quantity | Description |
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B57235S479M | EPCOS (TDK) | 0.62 $ | 3223 | ICL 4.7 OHM 20% 4.4A 9.5M... |
B57211P0509M301 | EPCOS (TDK) | 0.62 $ | 2550 | ICL 5 OHM 20% 5A 13MMInru... |
B57236S0250M000 | EPCOS (TDK) | 0.63 $ | 5181 | ICL 25 OHM 20% 2.5A 11.51... |
B57236S0509M000 | EPCOS (TDK) | 0.63 $ | 4289 | ICL 5 OHM 20% 4.5A 11.51M... |
B57236S0100M000 | EPCOS (TDK) | 0.63 $ | 4110 | ICL 10 OHM 20% 3.5A 11.51... |
B57236S0160M000 | EPCOS (TDK) | -- | 1553 | ICL 16 OHM 20% 2.9A 11.51... |
B57235S0259M000 | EPCOS (TDK) | 0.65 $ | 4348 | ICL 2.5 OHM 20% 5.2A 9.5M... |
B57237S0509M000 | EPCOS (TDK) | 0.77 $ | 2688 | ICL 5 OHM 20% 5A 15MMInru... |
B57237S0100M000 | EPCOS (TDK) | 0.77 $ | 7102 | ICL 10 OHM 20% 3.7A 15MMI... |
B57237S0259M000 | EPCOS (TDK) | 0.77 $ | 3610 | ICL 2.5 OHM 20% 6.5A 15MM... |
B57237S0109M000 | EPCOS (TDK) | 0.77 $ | 2773 | ICL 1 OHM 20% 9A 15MMInru... |
B57237S0479M000 | EPCOS (TDK) | 0.77 $ | 2292 | ICL 4.7 OHM 20% 5.1A 15MM... |
B57237S0150M000 | EPCOS (TDK) | 0.77 $ | 2156 | ICL 15 OHM 20% 3A 15MMInr... |
B57238S0100M000 | EPCOS (TDK) | 0.81 $ | 9458 | ICL 10 OHM 20% 5A 16MMInr... |
B57238S0220M000 | EPCOS (TDK) | 0.81 $ | 1733 | ICL 22 OHM 20% 4A 16MMInr... |
B57236S0259M000 | EPCOS (TDK) | 0.82 $ | 2980 | ICL 2.5 OHM 20% 6A 11.51M... |
B57238S0250M000 | EPCOS (TDK) | 0.94 $ | 5512 | ICL 25 OHM 20% 3.4A 16MMI... |
B57236S0259L002 | EPCOS (TDK) | 1.58 $ | 2534 | ICL 2.5 OHM 15% 5.5A 11.5... |
B57235S0609M000 | EPCOS (TDK) | 0.49 $ | 3217 | ICL 6 OHM 20% 4A 9.5MMInr... |
B57235S0809M000 | EPCOS (TDK) | 0.49 $ | 2873 | ICL 8 OHM 20% 3.5A 9.5MMI... |
B57211P0120M301 | EPCOS (TDK) | 0.62 $ | 4556 | ICL 12 OHM 20% 4A 13MMInr... |
B57236S0120M000 | EPCOS (TDK) | 0.63 $ | 11559 | ICL 12 OHM 20% 3.2A 11.51... |
B57213P0470M301 | EPCOS (TDK) | 0.74 $ | 1499 | ICL 47 OHM 20% 3A 14.5MMI... |
B57238S0259M000 | EPCOS (TDK) | 0.81 $ | 144 | ICL 2.5 OHM 20% 8.4A 16MM... |
B57238S0160M000 | EPCOS (TDK) | 0.94 $ | 1086 | ICL 16 OHM 20% 4A 16MMInr... |
B57238S0309M000 | EPCOS (TDK) | 1.04 $ | 1009 | ICL 3 OHM 20% 7.4A 16MMIn... |
B57211P0160M301 | EPCOS (TDK) | 0.62 $ | 859 | ICL 16 OHM 20% 3A 13MMInr... |
B57211P0409M301 | EPCOS (TDK) | 0.62 $ | 743 | ICL 4 OHM 20% 5A 13MMInru... |
B57211P0200M301 | EPCOS (TDK) | 0.62 $ | 722 | ICL 20 OHM 20% 3A 13MMInr... |
B57213P0220M301 | EPCOS (TDK) | 0.67 $ | 929 | ICL 22 OHM 20% 4A 14.5MMI... |
B57213P0109M301 | EPCOS (TDK) | 0.67 $ | 791 | ICL 1 OHM 20% 7.5A 14.5MM... |
B57213P0409M301 | EPCOS (TDK) | 0.74 $ | 741 | ICL 4 OHM 20% 6A 14.5MMIn... |
B57213P121M301 | EPCOS (TDK) | 0.74 $ | 715 | ICL 120 OHM 20% 2A 14.5MM... |
B57213P0330M301 | EPCOS (TDK) | 0.74 $ | 402 | ICL 33 OHM 20% 3A 14.5MMI... |
B57213P0800M301 | EPCOS (TDK) | 0.74 $ | 331 | ICL 80 OHM 20% 2A 14.5MMI... |
B57213P0509M301 | EPCOS (TDK) | 0.74 $ | 259 | ICL 5 OHM 20% 6A 14.5MMIn... |
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