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BQ24020DRCR
+Lista de MateriaisIC BATT CHG LI-ION 1CELL 10VSON
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FabricanteTexas Instruments
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Peça do Fabricante #BQ24020DRCR
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Pacote VSON-10
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | bqTINY™-II |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer |
| Fault Protection | Over Temperature |
| Charge Current - Max | 500mA |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 6.5V |
| Interface | USB |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include a wide input voltage range, adjustable charge current, and thermal regulation to prevent overheating during charging. It also incorporates a power path management feature, allowing the system to be powered simultaneously while charging the battery. The IC is equipped with status indication for charge and fault conditions, facilitating easy monitoring of the charging process.
The BQ24020DRCR is typically used in portable applications where space and efficiency are critical, such as in smartphones, MP3 players, and other handheld devices. Its compact 10-pin VSON package makes it suitable for designs with limited space. Overall, the BQ24020DRCR provides a reliable and flexible solution for battery charging needs in compact electronic devices.
Equivalent
1. MCP73831 by Microchip Technology
2. MAX1811 by Maxim Integrated
3. TP4056 by NanJing Top Power ASIC Corp
4. LTC4054 by Analog Devices
These alternatives offer similar functionality for single-cell Li-Ion/Li-Polymer battery charging applications, with variations in charging current, package type, and additional features. Always check the specific datasheets to ensure compatibility with your application.
Features
1. Input Voltage Range: Supports a wide range from 4.35V to 16V, accommodating USB and AC adapter charging sources.
2. Charge Current: Programmable charging current up to 1A, allowing flexibility in charging speed and efficiency.
3. Power Path Management: Supports simultaneous battery charging and system operation, ensuring devices can run while charging.
4. Thermal Regulation: Integrated thermal regulation optimizes charge rate to manage charge time and protect against overheating.
5. Battery Management: Includes battery detection, preconditioning, and charge termination functions for reliable charging cycles.
6. Safety Features: Comes with over-voltage protection, short-circuit protection, and reverse current blocking to enhance safety.
7. Status Indication: Features LEDs for indicating charging status and fault conditions for easy monitoring.
8. Compact Package: Offered in a small 10-pin VSON package, making it suitable for space-constrained applications.
This combination of features makes it ideal for portable and compact devices requiring efficient and reliable battery management solutions.
Pinout
The BQ24020DRCR comes in a 10-pin VSON package. Here’s a brief overview of its pin functions:
1. IN - Input voltage connection.
2. OUT - System output and battery charging connection.
3. BAT - Battery connection for charging and discharging.
4. ISET - Sets the charging current.
5. EN - Enable/disable input.
6. STAT - Status indication for charge status.
7. PG - Power Good indicator.
8. GND - Ground connection.
9. TS - Temperature sense input.
10. CE - Chip enable input.
This IC manages the charging process by controlling the input current, charge current, and battery voltage. It also includes safety features such as thermal regulation, over-voltage protection, and short-circuit protection, making it a robust solution for battery-powered devices.
Manufacturer
Application
1. Portable Devices: Used in smartphones, tablets, and wearable technology for efficient battery charging.
2. Consumer Electronics: Suitable for MP3 players, digital cameras, and handheld gaming devices.
3. Medical Devices: Implements safe and reliable charging in portable medical equipment.
4. Industrial Applications: Used in barcode scanners and portable data collection devices.
5. Battery-Powered Tools: Applied in DIY and professional tools requiring compact charging solutions.
These applications benefit from the IC's features like thermal regulation, USB compatibility, and integrated current sensing.