LTC3621EMS8E-5#TRPBF

Product Overview

Category

The LTC3621EMS8E-5#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various electronic devices and systems to efficiently regulate and control power supply voltages.

Characteristics

• High efficiency: The LTC3621EMS8E-5#TRPBF offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can accept a wide range of input voltages, making it suitable for diverse applications.
• Low quiescent current: The device has a low standby current, ensuring minimal power consumption when not actively regulating voltage.
• Small form factor: The LTC3621EMS8E-5#TRPBF is available in a compact package, making it suitable for space-constrained designs.

Package

This product is packaged in an MSOP-8 (Mini Small Outline Package) format, which provides a small footprint and ease of integration into circuit boards.

Essence

The LTC3621EMS8E-5#TRPBF is an essential component in power management systems, enabling efficient voltage regulation and control.

Packaging/Quantity

The LTC3621EMS8E-5#TRPBF is typically supplied in reels containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.25V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 500mA
• Quiescent Current: 20µA
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3621EMS8E-5#TRPBF features the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. SW: Switching node pin
4. FB: Feedback pin for output voltage regulation
5. EN: Enable pin for device activation
6. PG: Power Good indicator pin
7. VOUT: Output voltage pin
8. SS: Soft-start pin for controlled startup

Functional Features

• Voltage Regulation: The LTC3621EMS8E-5#TRPBF provides precise and stable output voltage regulation, ensuring reliable power supply to connected devices.
• Current Limiting: It incorporates current limiting functionality to protect against excessive current draw and prevent damage to the device and connected components.
• Power Good Indicator: The PG pin indicates the status of the output voltage, providing a signal that can be used for system monitoring and fault detection.
• Enable Control: The EN pin allows for easy activation or deactivation of the device, enabling efficient power management.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and longer battery life in portable devices.
• Wide input voltage range enables compatibility with various power sources.
• Small form factor facilitates integration into space-constrained designs.
• Precise voltage regulation ensures stable and reliable operation of connected devices.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• Higher cost compared to some alternative models with similar functionalities.

Working Principles

The LTC3621EMS8E-5#TRPBF operates based on a switching regulator topology. It utilizes an internal control loop to regulate the output voltage by adjusting the duty cycle of the internal switch. This allows for efficient conversion of the input voltage to the desired output voltage level. The device employs various protection mechanisms, such as current limiting and thermal shutdown, to ensure safe operation.

Detailed Application Field Plans

The LTC3621EMS8E-5#TRPBF finds applications in a wide range of electronic devices and systems, including but not limited to: - Battery-powered portable devices - IoT (Internet of Things) devices - Wearable electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

• Model 1: XYZ1234ABCD - Similar specifications and functionality, available in a different package format.
• Model 2: LMN5678EFGH - Higher maximum output current, suitable for high-power applications.
• Model 3: PQR9012IJKL - Lower cost alternative with comparable performance characteristics.

Please note that the above alternative models are provided for reference purposes and may vary in availability and specific features depending on the manufacturer.

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