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MCP73862T-I/SL
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MCP73862T-I/SL

Product Overview

The MCP73862T-I/SL belongs to the category of battery charger ICs and is commonly used for charging single-cell lithium-ion/polymer batteries. This integrated circuit offers characteristics such as high accuracy, small package size, and low power consumption. The MCP73862T-I/SL is available in a 8-lead SOIC package and is essential for portable applications. It is typically sold in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Input Voltage: 4.5V to 6.0V
  • Charge Current: Programmable up to 1A
  • Preconditioning: 10% of programmed current
  • Termination: C/10 or 1/20th programmed current
  • Ambient Temperature Range: -40°C to +85°C
  • Battery Temperature Range: 0°C to +70°C

Detailed Pin Configuration

The MCP73862T-I/SL features an 8-pin configuration: 1. VSS (Ground) 2. PROG (Charge Current Programming) 3. STAT (Status Output) 4. CE (Charge Enable) 5. TS (Thermal Sense) 6. VDD (Input Supply) 7. VBAT (Battery Connection) 8. VSS (Ground)

Functional Features

  • Integrated Pass Transistor
  • Automatic Recharge
  • Thermal Regulation
  • Charge Status Output
  • Under-Voltage Lockout

Advantages and Disadvantages

Advantages - Small Package Size - High Accuracy - Low Power Consumption - Integrated Pass Transistor

Disadvantages - Limited to Single-Cell Batteries - Restricted Ambient Temperature Range

Working Principles

The MCP73862T-I/SL operates by regulating the charge current and voltage to the connected lithium-ion/polymer battery. It incorporates thermal regulation to ensure safe charging within specified temperature ranges. The device also provides a status output to indicate the charging process.

Detailed Application Field Plans

The MCP73862T-I/SL is widely used in portable electronic devices such as smartphones, tablets, and portable medical equipment. Its compact size and programmable charge current make it suitable for various battery-powered applications.

Detailed and Complete Alternative Models

  1. MCP73871
  2. MCP73831
  3. MCP73833
  4. MCP73837

These alternative models offer similar functionality and are compatible with single-cell lithium-ion/polymer batteries.

In conclusion, the MCP73862T-I/SL is a versatile battery charger IC designed for portable applications, offering high accuracy and low power consumption. Its compact size and programmable charge current make it suitable for a wide range of battery-powered devices.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MCP73862T-I/SL v technických řešeních

  1. What is the maximum input voltage for MCP73862T-I/SL?
    - The maximum input voltage for MCP73862T-I/SL is 7 volts.

  2. What is the charge current range of MCP73862T-I/SL?
    - The charge current range of MCP73862T-I/SL is from 15 mA to 1000 mA.

  3. Can MCP73862T-I/SL be used for charging single-cell Li-Ion/Li-Polymer batteries?
    - Yes, MCP73862T-I/SL is designed for charging single-cell Li-Ion/Li-Polymer batteries.

  4. What is the thermal regulation feature of MCP73862T-I/SL?
    - MCP73862T-I/SL includes thermal regulation to ensure safe and efficient charging by reducing charge current when the device temperature exceeds a set threshold.

  5. Does MCP73862T-I/SL have an integrated pass transistor?
    - Yes, MCP73862T-I/SL features an integrated pass transistor to minimize external components required for battery charging.

  6. What is the minimum battery voltage required for MCP73862T-I/SL to start charging?
    - The minimum battery voltage required for MCP73862T-I/SL to start charging is approximately 2.5 volts.

  7. Can MCP73862T-I/SL operate in standalone mode without a microcontroller?
    - Yes, MCP73862T-I/SL can operate in standalone mode without a microcontroller, making it suitable for simple charging applications.

  8. What is the typical charge termination method used by MCP73862T-I/SL?
    - MCP73862T-I/SL uses constant-voltage/constant-current (CVCC) charge termination method for reliable and safe battery charging.

  9. Is MCP73862T-I/SL suitable for portable electronic devices?
    - Yes, MCP73862T-I/SL is well-suited for portable electronic devices due to its compact size and efficient charging capabilities.

  10. What are the key protection features of MCP73862T-I/SL?
    - MCP73862T-I/SL includes built-in safety features such as thermal shutdown, reverse-battery protection, and charge status indication for enhanced reliability and protection of the battery and the charging system.