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MCP73871-2CCI/ML
+BOMIC BATT CHG LI-ION 1CELL 20QFN
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #MCP73871-2CCI/ML
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Bảng dữ liệu MCP73871-2CCI/ML DataSheet
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Gói VFQFN-20
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Có sẵn4293
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Timer |
| Fault Protection | Over Temperature |
| Charge Current - Max | 1.1A |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 6V |
| Interface | USB |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
Key features include:
1. Dual-Input Power Path Management: Supports two power sources, such as USB and an external adapter.
2. Programmable Operating Parameters: Allows customization of charge current and regulation voltage.
3. Integrated Pass Transistor: Reduces the need for external components and simplifies design.
4. Status Indicators: Provides charge status and fault indication outputs for easy monitoring.
5. Thermal Regulation: Automatically adjusts the charge rate to prevent overheating.
The MCP73871-2CCI/ML is ideal for portable applications like handheld devices and other battery-powered electronics requiring reliable charging and power management solutions. It simplifies the design process while ensuring safety and efficiency in battery management.
Equivalent
1. TI BQ24074 - Offers similar features for battery charging and power path management.
2. Linear Technology (now Analog Devices) LTC4070 - Provides similar functionality with some variations in features.
3. Microchip MCP73213 - Another Microchip product with comparable specifications.
4. MAX8903 by Maxim Integrated - Offers similar power management capabilities.
Always check the datasheets for specific feature compatibility.
Features
1. Integrated Power Path: Manages power distribution between input sources and battery efficiently.
2. Dual Input Options: Supports both USB and AC power sources for charging.
3. Charge Management: Offers programmable charge current, thermal regulation, and charge status indication.
4. High Efficiency: Maintains high efficiency through its linear charge management architecture.
5. Safety Features: Includes overvoltage protection, thermal regulation, and timer protection for enhanced safety.
6. Power Good Indicator: Provides a power good output to indicate the presence of a valid input source.
7. CE and PROG Pins: Allows external control and programming of charge current.
8. Low Quiescent Current: Ensures minimal power consumption when idle.
These features make the MCP73871-2CCI/ML suitable for a wide range of portable and handheld applications that require efficient and reliable battery charging solutions.
Pinout
1. Charge Management: It manages the charging of single-cell Li-Ion/Li-Polymer batteries.
2. Power Path Management: Allows for simultaneous battery charging and system load management.
3. Input Source Selection: Automatically selects between USB or AC-DC adapter as input source.
4. Thermal Regulation: Ensures safe operation by managing the device temperature.
5. Status Outputs: Provides status outputs for charge cycle and fault conditions.
6. Programmable Charge Current: Allows customization of charging current based on application need.
7. Under-Voltage Lockout: Protects the battery from deep discharge conditions.
The device is ideal for portable applications that require efficient power management solutions.