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LTC4050EMS-4.1#TRPBF
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LTC4050EMS-4.1#TRPBF

Product Overview

Category

LTC4050EMS-4.1#TRPBF belongs to the category of battery charger ICs (Integrated Circuits).

Use

This product is primarily used for charging single-cell lithium-ion/polymer batteries.

Characteristics

  • Input Voltage Range: 4.5V to 6.5V
  • Charge Current: Up to 800mA
  • Programmable Charge Current Limit
  • Automatic Recharge
  • Thermal Regulation Maximizes Charging Rate Without Risk of Overheating
  • Low Battery Disconnect
  • Undervoltage Lockout
  • Reverse Battery Protection
  • Package Type: MSOP-10
  • Essence: High-performance battery charger IC with various protection features.

Packaging/Quantity

LTC4050EMS-4.1#TRPBF is available in a reel packaging with 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 6.5V
  • Charge Voltage: 4.1V
  • Charge Current: Up to 800mA
  • Charge Termination: C/10
  • Preconditioning: 10% of Full-Scale Current
  • Temperature Range: -40°C to +85°C
  • Package Type: MSOP-10

Detailed Pin Configuration

The LTC4050EMS-4.1#TRPBF has the following pin configuration:

  1. GND (Ground)
  2. PROG (Charge Current Programming)
  3. STAT (Status Output)
  4. CE (Charge Enable)
  5. VCC (Supply Voltage)
  6. BAT (Battery Connection)
  7. TS (Thermal Shutdown)
  8. N/C (No Connection)
  9. N/C (No Connection)
  10. N/C (No Connection)

Functional Features

  • Programmable Charge Current Limit: The charge current can be set using an external resistor connected to the PROG pin.
  • Automatic Recharge: When the battery voltage drops below a certain threshold, the LTC4050EMS-4.1#TRPBF automatically initiates a recharge cycle.
  • Thermal Regulation: The IC regulates the charging rate to prevent overheating, ensuring safe and efficient charging.
  • Low Battery Disconnect: If the battery voltage falls below a specified level, the charger disconnects the load to prevent deep discharge.
  • Undervoltage Lockout: The IC prevents charging if the input voltage is below a certain threshold.
  • Reverse Battery Protection: The charger provides protection against reverse polarity connection.

Advantages and Disadvantages

Advantages

  • High-performance battery charger with multiple protection features.
  • Programmable charge current limit allows flexibility in charging different battery capacities.
  • Automatic recharge feature ensures continuous operation without manual intervention.
  • Thermal regulation maximizes charging rate while preventing overheating.
  • Reverse battery protection prevents damage due to incorrect battery connection.

Disadvantages

  • Limited to single-cell lithium-ion/polymer battery charging.
  • Requires an external resistor for charge current programming.

Working Principles

The LTC4050EMS-4.1#TRPBF operates by regulating the charging current and voltage to safely charge single-cell lithium-ion/polymer batteries. It uses a programmable charge current limit, thermal regulation, and various protection features to ensure efficient and safe charging. The IC monitors the battery voltage and adjusts the charging parameters accordingly. It also provides automatic recharge functionality and protects against reverse battery connection.

Detailed Application Field Plans

The LTC4050EMS-4.1#TRPBF is widely used in portable electronic devices such as smartphones, tablets, digital cameras, and portable media players. It is also suitable for applications where single-cell lithium-ion/polymer batteries are used, such as wireless headsets, GPS devices, and wearable devices.

Detailed and Complete Alternative Models

  • LTC4050EMS-4.2#TRPBF
  • LTC4050EMS-4.3#TRPBF
  • LTC4050EMS-4.4#TRPBF
  • LTC4050EMS-4.5#TRPBF

These alternative models offer different charge voltages (4.2V, 4.3V, 4.4V, and 4.5V) while maintaining similar specifications and features to the LTC4050EMS-4.1#TRPBF.

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Énumérez 10 questions et réponses courantes liées à l'application de LTC4050EMS-4.1#TRPBF dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of LTC4050EMS-4.1#TRPBF in technical solutions:

Q1: What is the LTC4050EMS-4.1#TRPBF? A1: The LTC4050EMS-4.1#TRPBF is a linear charger IC designed for single-cell lithium-ion/polymer batteries.

Q2: What is the input voltage range for the LTC4050EMS-4.1#TRPBF? A2: The input voltage range is from 4.75V to 6V.

Q3: What is the maximum charge current supported by LTC4050EMS-4.1#TRPBF? A3: The maximum charge current is 800mA.

Q4: Can the LTC4050EMS-4.1#TRPBF be used for charging other types of batteries? A4: No, it is specifically designed for single-cell lithium-ion/polymer batteries.

Q5: Does the LTC4050EMS-4.1#TRPBF have overvoltage protection? A5: Yes, it has built-in overvoltage protection to prevent damage to the battery.

Q6: Is there any thermal regulation feature in LTC4050EMS-4.1#TRPBF? A6: Yes, it includes thermal regulation to limit the charge current when the IC temperature exceeds a certain threshold.

Q7: Can the LTC4050EMS-4.1#TRPBF be used in portable devices? A7: Yes, it is suitable for various portable applications such as smartphones, tablets, and wearable devices.

Q8: Does the LTC4050EMS-4.1#TRPBF support trickle charging? A8: Yes, it supports trickle charging to maintain the battery at full capacity.

Q9: What is the operating temperature range for LTC4050EMS-4.1#TRPBF? A9: The operating temperature range is from -40°C to 85°C.

Q10: Is there any reverse battery protection in LTC4050EMS-4.1#TRPBF? A10: Yes, it has reverse battery protection to prevent damage if the battery is connected with reversed polarity.

Please note that these answers are based on general information about the LTC4050EMS-4.1#TRPBF and may vary depending on specific application requirements.