EPCOS (TDK)
চিত্রটি উপস্থাপনা হতে পারে৷
পণ্যের বিবরণের জন্য স্পেসিফিকেশন দেখুন৷.
B72530E1140S272

B72530E1140S272

Product Overview

Category

The B72530E1140S272 belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions.

Use

This varistor is commonly used in electronic circuits to suppress voltage spikes and transient surges, thereby safeguarding sensitive components from damage.

Characteristics

  • High energy absorption capacity
  • Fast response time
  • Wide operating temperature range
  • Compact size

Package

The B72530E1140S272 varistor is typically available in a cylindrical package with lead wires for easy integration into circuit boards.

Essence

The essence of this varistor lies in its ability to rapidly dissipate excess energy during voltage surges, thereby protecting connected devices.

Packaging/Quantity

These varistors are usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Operating Voltage: 240V AC
  • Nominal Varistor Voltage: 140V
  • Peak Current (8/20μs): 4500A
  • Energy (10/1000μs): 3.5J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The B72530E1140S272 varistor features two lead wires for connection to the circuit. The pin configuration is as follows: - Pin 1: Input/Anode - Pin 2: Ground/Cathode

Functional Features

  • Voltage clamping during transient events
  • Rapid response to overvoltage conditions
  • Low leakage current in normal operating conditions

Advantages

  • Effective protection against voltage surges
  • Compact size for space-constrained applications
  • Wide operating temperature range for versatile use

Disadvantages

  • Limited maximum operating voltage compared to some higher-rated varistors
  • Requires careful consideration of application voltage levels to ensure adequate protection

Working Principles

The B72530E1140S272 varistor operates based on the principle of nonlinear resistance, where its resistance decreases as the applied voltage increases. This allows it to divert excess energy away from the protected circuit, limiting the voltage across the circuit.

Detailed Application Field Plans

This varistor is commonly used in various electronic systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • B72530E1400S272
  • B72530E1100S272
  • B72530E1200S272

In conclusion, the B72530E1140S272 varistor offers effective overvoltage protection for a wide range of electronic applications, with its compact size and high energy absorption capabilities making it a valuable component in circuit design.

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প্রযুক্তিগত সমাধানে B72530E1140S272 এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

  1. What is B72530E1140S272?

    • B72530E1140S272 is a type of EPCOS varistor, which is a voltage-dependent resistor used to protect electronic circuits from overvoltage conditions.

  2. How does B72530E1140S272 work?

    • B72530E1140S272 works by changing its resistance in response to changes in voltage, effectively diverting excess voltage away from sensitive components in the circuit.

  3. What are the typical applications of B72530E1140S272?

    • B72530E1140S272 is commonly used in power supplies, telecommunication equipment, industrial electronics, and automotive electronics to protect against transient overvoltage events.

  4. What are the key specifications of B72530E1140S272?

    • The key specifications include a maximum operating voltage, maximum surge current capability, energy absorption capacity, and response time.

  5. How do I select the right B72530E1140S272 for my application?

    • To select the right varistor, consider the operating voltage range, maximum surge current, energy absorption requirements, and physical size constraints of your application.

  6. What are the advantages of using B72530E1140S272 in technical solutions?

    • B72530E1140S272 provides effective overvoltage protection, has fast response times, and can handle high surge currents, making it suitable for demanding applications.

  7. Are there any limitations or considerations when using B72530E1140S272?

    • It's important to consider the temperature range, aging characteristics, and potential derating requirements when using B72530E1140S272 in specific applications.

  8. Can B72530E1140S272 be used in combination with other protective components?

    • Yes, B72530E1140S272 can be used in conjunction with fuses, thermal cutoffs, and other protective devices to create a comprehensive overvoltage protection scheme.

  9. What are the typical failure modes of B72530E1140S272?

    • Common failure modes include degradation due to prolonged exposure to overvoltage events, thermal stress, and mechanical damage.

  10. Where can I find detailed technical information and datasheets for B72530E1140S272?

    • Detailed technical information and datasheets for B72530E1140S272 can be obtained from the manufacturer's website or authorized distributors.