CDLL4121TR

Product Overview

Use

It is commonly used as a voltage regulator in electronic circuits.

Characteristics

Low dropout voltage
High output current capability
Thermal shutdown protection

Package

The CDLL4121TR is typically available in a small surface-mount package.

Essence

The essence of the CDLL4121TR lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

It is usually packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

Input Voltage Range: 4.5V to 20V
Output Voltage Range: 1.2V to 18V
Maximum Output Current: 1.5A
Dropout Voltage: 0.6V at 1A
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The CDLL4121TR typically has three pins: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)

Functional Features

Low dropout voltage ensures efficient regulation even with small input-output differentials.
Thermal shutdown protection prevents the device from overheating under excessive load conditions.

Advantages and Disadvantages

Advantages

High output current capability
Wide input voltage range
Small form factor

Disadvantages

Limited maximum output voltage compared to some other regulators
Sensitive to improper handling during assembly due to its small size

Working Principles

The CDLL4121TR operates based on the principle of using a reference voltage to maintain a stable output voltage regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

The CDLL4121TR is widely used in various applications, including: - Battery-powered devices - Portable electronics - Automotive systems

Detailed and Complete Alternative Models

Some alternative models to the CDLL4121TR include: - LM317 - LT1086 - ADP3338

In conclusion, the CDLL4121TR is a versatile voltage regulator with a wide range of applications and several alternatives available in the market.

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技術ソリューションにおける CDLL4121TR の適用に関連する 10 件の一般的な質問と回答をリストします。

What is CDLL4121TR?
- CDLL4121TR is a surface mount silicon epitaxial planar diode commonly used in electronic circuits for voltage regulation and signal processing.
What are the typical applications of CDLL4121TR?
- CDLL4121TR is commonly used in voltage clamping, freewheeling, and protection circuits in various electronic devices such as power supplies, consumer electronics, and automotive systems.
What is the maximum forward voltage of CDLL4121TR?
- The maximum forward voltage of CDLL4121TR is typically around 1V at a forward current of 150mA.
What is the reverse breakdown voltage of CDLL4121TR?
- The reverse breakdown voltage of CDLL4121TR is typically around 12V, making it suitable for voltage regulation and protection applications.
Can CDLL4121TR be used in high-frequency applications?
- Yes, CDLL4121TR can be used in high-frequency applications due to its fast switching characteristics and low capacitance.
What is the power dissipation of CDLL4121TR?
- The power dissipation of CDLL4121TR is typically around 500mW, allowing it to handle moderate power levels in circuit applications.
Is CDLL4121TR suitable for temperature-sensitive environments?
- Yes, CDLL4121TR has a wide operating temperature range and can function reliably in temperature-sensitive environments.
Does CDLL4121TR require any external components for typical applications?
- In most cases, CDLL4121TR can be used standalone in typical applications, but additional components may be required depending on the specific circuit requirements.
What are the packaging options available for CDLL4121TR?
- CDLL4121TR is available in various surface mount packages such as SOD-123, making it suitable for automated assembly processes and compact designs.
Are there any common failure modes associated with CDLL4121TR?
- Common failure modes for CDLL4121TR include overvoltage stress, excessive current, and thermal overstress, which can lead to degradation or failure of the diode. Proper design considerations and operating conditions can mitigate these risks.