Thông số kỹ thuật
| thuộc tính | Giá trị |
| 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 |
Tổng quan
Description
The BQ24020DRCR is a linear battery charger integrated circuit (IC) manufactured by Texas Instruments. It is designed specifically for single-cell Li-Ion and Li-Polymer batteries. The device offers a simple and efficient charging solution with features such as a pre-charge, fast-charge, and a safety timer to ensure the battery is charged safely and effectively.
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.
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
Equivalent products to the BQ24020DRCR, a single-cell Li-Ion battery charger IC, include:
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.
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
The BQ24020DRCR is a highly integrated Li-Ion/Li-Polymer linear battery charger with a focus on portable applications. Key features include:
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.
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 is a single-cell Li-Ion and Li-Polymer battery charge management IC from Texas Instruments. This device is designed to efficiently manage the charging process while ensuring safety and extending battery life.
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.
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
The BQ24020DRCR is manufactured by Texas Instruments, a well-known company in the field of electronics and semiconductors. Texas Instruments is a global leader in the design and manufacturing of semiconductors and integrated circuits, which are used in various electronic applications. The company is recognized for its extensive range of products, including analog and embedded processing chips, digital signal processors, and microcontrollers. Texas Instruments serves a wide array of industries, including automotive, industrial, consumer electronics, and communications equipment. Their products are integral to the functioning of devices across these sectors, helping to drive technological advancement and innovation.
Application
The BQ24020DRCR is a linear battery charger IC designed for single-cell Li-Ion or Li-Polymer batteries. Its application areas include:
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.
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.
Package
The BQ24020DRCR is a battery management IC from Texas Instruments, packaged in a VSON (Very Thin Small Outline No-lead) package type, specifically a 10-pin VSON with a size of 3mm x 3mm, designated by the "DRC" package code.
