LTC4216CMS#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Overcurrent Protection, Thermal Shutdown
• Package: 10-Lead MSOP
• Essence: PowerPath Controller
• Packaging/Quantity: Tape & Reel, 3,000 pieces per reel

Specifications

• Input Voltage Range: 2.9V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Maximum Continuous Output Current: 4A
• Quiescent Current: 35µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. VOUT: Output Voltage
4. PGND: Power Ground
5. FLT: Fault Indicator
6. EN: Enable Pin
7. SS: Soft-Start Capacitor
8. ILIM: Current Limit Setting
9. FB: Feedback Pin
10. VREF: Reference Voltage

Functional Features

• PowerPath Control: Allows seamless transition between input and battery power sources.
• Overcurrent Protection: Safeguards the system by limiting the output current during fault conditions.
• Thermal Shutdown: Prevents overheating of the IC by shutting down when the temperature exceeds a certain threshold.

Advantages and Disadvantages

Advantages: - Efficient Power Management: Maximizes power utilization and extends battery life. - Compact Package: The small form factor enables integration into space-constrained applications. - Robust Protection: Offers reliable protection against overcurrent and thermal issues.

Disadvantages: - Limited Output Current: The maximum continuous output current is limited to 4A, which may not be sufficient for high-power applications. - Narrow Input Voltage Range: The input voltage range is limited to 2.9V to 5.5V, which may not be suitable for all power sources.

Working Principles

The LTC4216CMS#TRPBF is a PowerPath controller IC designed to manage power sources in portable electronic devices. It enables seamless switching between the input power source (e.g., wall adapter) and the battery, ensuring uninterrupted operation and efficient power utilization.

The IC continuously monitors the input voltage and battery status. When an input power source is available, it automatically charges the battery while supplying power to the load. In case of a power interruption or when the input voltage drops below a certain threshold, the LTC4216MS#TRPBF seamlessly switches to the battery as the power source, preventing any disruption in the device's operation.

Additionally, the LTC4216CMS#TRPBF incorporates overcurrent protection, limiting the output current to prevent damage to the system during fault conditions. It also features thermal shutdown, which shuts down the IC if the temperature exceeds a safe operating limit, protecting it from overheating.

Detailed Application Field Plans

The LTC4216CMS#TRPBF finds applications in various portable electronic devices that require reliable power management and seamless transition between power sources. Some potential application fields include:

1. Smartphones and Tablets: Ensures uninterrupted operation by seamlessly switching between the battery and external power sources.
2. Portable Medical Devices: Provides reliable power management and protection for critical medical equipment.
3. Wearable Devices: Optimizes power utilization and extends battery life in smartwatches, fitness trackers, etc.
4. Industrial Handheld Devices: Enables continuous operation in rugged environments by managing power sources efficiently.

Detailed and Complete Alternative Models

1. LTC4412ES6#TRMPBF: Dual Input PowerPath Controller with Reverse Blocking
2. LTC4417EDD#TRPBF: Ideal Diode-OR Controller with Overvoltage Protection
3. LTC4418EDD#TRPBF: Dual Ideal Diode-OR Controller with Overvoltage Protection

These alternative models offer similar functionality and can be considered as alternatives to the LTC4216CMS#TRPBF based on specific application requirements.

Word count: 496 words