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MCL4148

Name: MCL4148
Rating: 4.7 (12 reviews)

DIODE STD 75V 150MA MICROMELF

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資料表 MCL4148 DataSheet
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規格

Part Status	Obsolete
Technology	Standard
Voltage - DC Reverse (Vr) (Max)	75 V
Current - Average Rectified (Io)	150mA
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 50 mA
Speed	Small Signal =< 200mA (Io), Any Speed
Current - Reverse Leakage @ Vr	5 µA @ 75 V
Capacitance @ Vr, F	4pF @ 0V, 1MHz
Mounting Type	Surface Mount
Package / Case	2-SMD, No Lead
Supplier Device Package	MicroMelf
Operating Temperature - Junction	-55°C ~ 175°C
Reverse Recovery Time (trr)	4 ns

概述

Description

The MCL4148 is a high-speed switching diode commonly used in electronic circuits for rectification and signal processing. It is designed for low-voltage applications and is characterized by its fast switching capabilities, making it ideal for use in high-frequency circuits. The diode has a maximum reverse voltage of 100 volts and can handle forward current up to 1 ampere.
Key features include a low forward voltage drop, rapid recovery time, and good thermal stability, which contribute to its efficiency in various applications. The MCL4148 is often employed in scenarios such as clamping, protection circuits, and as a signal mixer in RF applications.
Its compact size and reliability have made it a popular choice among engineers and hobbyists alike. Understanding its specifications, such as forward voltage, reverse recovery time, and power dissipation, is crucial for effective implementation in circuit designs.

Features

The MCL4148 is a general-purpose silicon switching diode with several key features:
1. Fast Switching Speed: It has a maximum reverse recovery time of approximately 4 nanoseconds, making it suitable for high-frequency applications.
2. Low Forward Voltage Drop: Typically, the forward voltage drop is around 0.7V at a forward current of 1A, enhancing efficiency in circuits.
3. High Current Rating: It can handle a maximum forward current of 1A and a peak reverse voltage (V_R) of 100V.
4. Diverse Applications: Commonly used in switching applications, clamping, and protection circuits, as well as in signal detection and waveform shaping.
5. Temperature Range: Operating temperature ranges from -55°C to +150°C, allowing for versatility in various environments.
6. Package Types: Available in multiple packages, including DO-35, SOD-123, and others, facilitating integration into different designs.
These features make the MCL4148 a reliable choice for various electronic applications.

Package

The MCL4148 is typically packaged in a DO-35 glass diode package. This standard package is cylindrical and is designed for through-hole mounting, suitable for a variety of electronic applications.

Pinout

The MCL4148 is a small-signal diode with a typical pin count of 2. Its primary function is to allow current to flow in one direction while blocking it in the opposite direction, making it suitable for various applications such as signal detection, switching, and clamping.
Pin Configuration:
1. Anode
2. Cathode
Key Specifications:
- Reverse Voltage: Typically 100V
- Forward Current: Up to 1A
- Forward Voltage Drop: Approximately 0.7V at 1A
The MCL4148 is widely used in electronic circuits for tasks like rectification, protection against reverse polarity, and waveform shaping. Its reliability and efficiency make it a popular choice among engineers in designing various electronic devices.

Manufacturer

The MCL4148 is a standard small-signal diode commonly manufactured by several companies, with one of the prominent manufacturers being ON Semiconductor. ON Semiconductor is a global semiconductor supplier that specializes in a wide range of electronic components, including discrete semiconductors, power management devices, and integrated circuits. The company serves various markets, including automotive, industrial, and consumer electronics, providing solutions that enhance energy efficiency and performance in electronic systems. Established in 1999 and headquartered in Phoenix, Arizona, ON Semiconductor is recognized for its innovation and commitment to sustainability within the semiconductor industry.

Application

The MCL4148 is a popular silicon switching diode used primarily in applications such as signal processing, clipping circuits, voltage regulation, and rectification. Its fast switching speed makes it suitable for high-frequency applications, while it is commonly employed in power supply circuits, RF applications, and logic level shifting. Additionally, it is utilized in protection circuits to prevent reverse polarity damage.

Equivalent

The MCL4148 is a general-purpose silicon switching diode. Equivalent products include the 1N4148, 1N914, and 1N4148A. These diodes share similar electrical characteristics and can typically be used interchangeably in most applications. Always verify the specific requirements of your circuit before substituting components.