LTC4380HMS-1#TRPBF

Product Overview

The LTC4380HMS-1#TRPBF belongs to the category of power management integrated circuits (PMICs) and is specifically designed for use in electronic systems requiring reliable power source switchover. This device exhibits characteristics such as high efficiency, low quiescent current, and robust protection features. It is available in a small MSOP-10 package and is an essential component for ensuring seamless power source transition in various applications.

Package and Quantity

The LTC4380HMS-1#TRPBF is packaged in an MSOP-10, and it is typically available in reels containing a specific quantity based on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.9V to 18V
• Quiescent Current: 25µA
• Operating Temperature Range: -40°C to 125°C
• Switching Frequency: Up to 100kHz
• Overvoltage Lockout Threshold: Adjustable
• Reverse Current Protection: Yes
• Fault Flag Output: Yes

Detailed Pin Configuration

The LTC4380HMS-1#TRPBF features a 10-pin configuration, with each pin serving a specific function related to power source switchover and protection. The detailed pin configuration is as follows: 1. VIN1: Primary Input Supply 2. VIN2: Secondary Input Supply 3. GATE1: Gate Drive Output for VIN1 4. GATE2: Gate Drive Output for VIN2 5. FLT: Fault Flag Output 6. OVLO: Overvoltage Lockout 7. GND: Ground 8. GND: Ground 9. VCC: Power Supply Input 10. VCC: Power Supply Input

Functional Features

The LTC4380HMS-1#TRPBF offers several functional features, including: - Automatic Switchover: Seamless transition between primary and secondary power sources - Reverse Current Protection: Prevents damage due to reverse current flow - Adjustable Overvoltage Lockout: Customizable threshold for overvoltage protection - Fault Flag Output: Provides indication of fault conditions

Advantages and Disadvantages

Advantages

• High Efficiency: Minimizes power loss during switchover
• Low Quiescent Current: Reduces standby power consumption
• Robust Protection: Ensures system reliability and longevity

Disadvantages

• Limited Switching Frequency: May not be suitable for high-frequency applications
• Small Package Size: Challenging for manual assembly and rework

Working Principles

The LTC4380HMS-1#TRPBF operates by continuously monitoring the input supplies and automatically switching between them based on predefined criteria. When a fault condition is detected, the device activates the fault flag output to alert the system of the issue. Additionally, the adjustable overvoltage lockout feature provides flexibility in setting the threshold for overvoltage protection.

Detailed Application Field Plans

The LTC4380HMS-1#TRPBF is well-suited for a wide range of applications, including: - Uninterruptible Power Supplies (UPS) - Industrial Control Systems - Automotive Electronics - Telecommunications Equipment - Battery-Powered Devices

Detailed and Complete Alternative Models

For applications requiring similar functionality, alternative models to the LTC4380HMS-1#TRPBF include: - LTC4412ES6 - TPS2113APWR - MAX40200EUK+

In conclusion, the LTC4380HMS-1#TRPBF is a versatile and reliable PMIC designed to facilitate seamless power source switchover in various electronic systems. With its advanced features and compact package, it serves as a critical component in ensuring uninterrupted and efficient operation of modern electronic devices.

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