
Inrush Current Limiters (ICL)
Inrush Current Limiters (ICL) - Circuit Protection
Definition:
Inrush Current Limiters (ICL) are specialized circuit protection devices designed to mitigate the high initial surge of current that occurs when electrical equipment is powered on. This transient current, if uncontrolled, can damage sensitive components, reduce the lifespan of devices, or cause system failures. ICLs effectively regulate this inrush current, ensuring smooth and safe startup operations for a wide range of electronic and electrical systems.
Types of Inrush Current Limiters:
1. NTC Thermistors (Negative Temperature Coefficient): The most common type, these limiters offer high resistance at low temperatures, which decreases as they heat up, allowing steady-state current flow.
2. Fixed Resistors: Provide a simple, cost-effective solution but may dissipate more power and require additional cooling.
3. Active Limiters (IC-based): Utilize semiconductor controls for precise current management, ideal for high-performance applications.
4. Hybrid Solutions: Combine passive and active elements for optimized performance in complex systems.
Buying Recommendations:
When selecting an Inrush Current Limiter, consider:
- Current & Voltage Ratings: Ensure compatibility with your system s operational parameters.
- Response Time: Faster response may be critical for sensitive electronics.
- Thermal Management: Evaluate heat dissipation needs, especially for high-power applications.
- Form Factor: Match physical size and mounting style to your design constraints.
- Certifications: Look for industry-standard approvals (UL, CE, etc.) for reliability and compliance.
Investing in the right ICL enhances system durability, minimizes downtime, and safeguards your electronics making it a crucial component in robust circuit protection strategies.
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CL-200A
ICL 25 OHM 25% 1.7A 13.97MM
B57237S229M54
ICL 2.2 OHM 20% 7A 15MM
SL10 50002-A
ICL 50 OHM 25% 2A 10MM
B57211P0259M301
ICL 2.5 OHM 20% 6A 13MM
B57153S0479M000
ICL 4.7 OHM 20% 3A 8.5MM
SL22 14007
ICL 14 OHM 25% 7A 22MM
MS15 40004-A
ICL 40 OHM 25% 4.1A 17MM
MF112R505M4EP0CST0
ICL 2.5 OHM 20% 5A 11MM
B57237S100M54
ICL 10 OHM 20% 3.7A 15MM
MF72-010D9
ICL 10 OHM 20% 2A 11MM
MF72-006D15
ICL 6 OHM 20% 5A 17.5MM
MF72-007D13
ICL 7 OHM 20% 4A 15.5MM
CL-140
ICL 50 OHM 25% 1.1A 11.4MM
SL15 2R507-B
ICL 2.5 OHM 20% 7A 16MM
MS22 20005
ICL 20 OHM 25% 5A 23MM
SL22 10008
ICL 10 OHM 20% 8A 22MM
B57238S0709M000
ICL 7 OHM 20% 6A 16MM
SL32 2R023
ICL 2 OHM 20% 23A 31MM
SL08 20002-A
ICL 20 OHM 25% 2A 9MM
SL10 5R003
ICL 5 OHM 20% 3A 10MM