DS3903E-020/W

Product Overview

Category

The DS3903E-020/W belongs to the category of electronic components.

Use

It is primarily used in electronic circuits for various applications.

Characteristics

• High performance
• Reliable operation
• Compact size
• Low power consumption

Package

The DS3903E-020/W comes in a small package, suitable for integration into electronic devices.

Essence

This product serves as a crucial component in electronic systems, enabling efficient and accurate control.

Packaging/Quantity

The DS3903E-020/W is typically packaged in reels or trays, with varying quantities depending on customer requirements.

Specifications

The specifications of the DS3903E-020/W are as follows:

• Input voltage range: 2.7V - 5.5V
• Output voltage range: 0V - VDD
• Maximum current handling capacity: 500mA
• Operating temperature range: -40°C to +85°C
• Package dimensions: 4mm x 4mm

Detailed Pin Configuration

The DS3903E-020/W has the following pin configuration:

1. VDD (Power supply)
2. GND (Ground)
3. IN (Input)
4. OUT (Output)

Functional Features

• Voltage regulation: The DS3903E-020/W provides precise voltage regulation, ensuring stable output voltages.
• Current limiting: It incorporates current limiting functionality to protect connected devices from excessive current flow.
• Thermal protection: The product includes built-in thermal protection mechanisms to prevent overheating and ensure safe operation.
• Low dropout voltage: The DS3903E-020/W exhibits low dropout voltage characteristics, minimizing power loss.

Advantages and Disadvantages

Advantages

• High performance and reliability
• Compact size allows for easy integration
• Wide input voltage range
• Efficient voltage regulation

Disadvantages

• Limited current handling capacity
• Relatively higher cost compared to alternative models

Working Principles

The DS3903E-020/W operates based on a feedback control mechanism. It continuously monitors the output voltage and adjusts the internal circuitry to maintain a stable voltage level. This is achieved through a combination of voltage reference, error amplifier, and pass transistor.

Detailed Application Field Plans

The DS3903E-020/W finds applications in various electronic systems, including but not limited to: - Portable devices (e.g., smartphones, tablets) - Power management modules - Battery-powered equipment - Industrial control systems

Detailed and Complete Alternative Models

1. DS3902E-010/W: Similar to DS3903E-020/W, but with a lower current handling capacity.
2. DS3904E-030/W: Similar to DS3903E-020/W, but with a higher current handling capacity.
3. DS3905E-040/W: Similar to DS3903E-020/W, but with additional features such as adjustable output voltage.

These alternative models provide flexibility in choosing the appropriate product based on specific requirements.

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