The MCP73831-2ACI/MC is a specialized integrated circuit (IC) designed for battery charging applications. This entry provides an in-depth overview of the MCP73831-2ACI/MC, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
The MCP73831-2ACI/MC has the following pin configuration: 1. VSS (Ground) 2. PROG (Charge Current Programming Input) 3. STAT (Charge Status Output) 4. PG (Power Good Output) 5. CE (Charge Enable Input) 6. TS (Thermal Regulation Input) 7. VDD (Input Supply Voltage) 8. VBAT (Battery Connection)
The MCP73831-2ACI/MC operates by regulating the charge current and voltage to ensure optimal charging of lithium-ion/polymer batteries. When enabled, it monitors the battery temperature and adjusts the charging parameters accordingly. The charge status output provides visual feedback on the charging process, while the power good output indicates the presence of valid input power.
The MCP73831-2ACI/MC is widely used in applications such as: - Portable electronic devices - Handheld medical devices - Wearable technology - Portable power banks - IoT (Internet of Things) devices
Some alternative models to the MCP73831-2ACI/MC include: - MCP73832: Similar functionality with different charge termination options - BQ24075: Integrated single-cell Li-Ion charger with power path management - MAX1555: Stand-alone lithium-ion battery charger with thermal regulation
In conclusion, the MCP73831-2ACI/MC offers a reliable and efficient solution for charging single-cell lithium-ion/polymer batteries in various portable and handheld devices. Its compact package, programmable charge current, and safety features make it a popular choice for battery charging applications.
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What is the maximum input voltage for MCP73831-2ACI/MC?
- The maximum input voltage for MCP73831-2ACI/MC is 6V.
What is the charge current range of MCP73831-2ACI/MC?
- The charge current range of MCP73831-2ACI/MC is 15mA to 500mA.
Can MCP73831-2ACI/MC be used for single-cell Li-Ion/Li-Polymer battery charging?
- Yes, MCP73831-2ACI/MC is designed for single-cell Li-Ion/Li-Polymer battery charging.
What is the thermal regulation feature of MCP73831-2ACI/MC?
- MCP73831-2ACI/MC has thermal regulation to ensure maximum charge rate without the risk of overheating.
Is MCP73831-2ACI/MC suitable for portable applications?
- Yes, MCP73831-2ACI/MC is suitable for portable applications due to its small size and low external component count.
What is the typical charge termination method used by MCP73831-2ACI/MC?
- MCP73831-2ACI/MC uses constant-voltage/constant-current (CVCC) charge termination.
Can MCP73831-2ACI/MC operate in standalone mode?
- Yes, MCP73831-2ACI/MC can operate in standalone mode without requiring a microcontroller.
What is the purpose of the STAT pin on MCP73831-2ACI/MC?
- The STAT pin provides status indication during the charging process.
Does MCP73831-2ACI/MC have built-in safety features?
- Yes, MCP73831-2ACI/MC includes built-in safety features such as thermal shutdown and reverse-battery protection.
What is the recommended application circuit for MCP73831-2ACI/MC?
- The recommended application circuit for MCP73831-2ACI/MC can be found in the datasheet provided by the manufacturer.