Images are for reference only
BQ25619ERTWR
+BOMIC BATT CHG LI-ION 1CELL 24WQFN
-
ManufacturerTexas Instruments
-
Mfr. Part #BQ25619ERTWR
-
Datasheet BQ25619ERTWR DataSheet
-
Package WQFN-24
-
In Stock5291
365 Days Quality Guarantee
7*24 hours service quarantee
90-day after-sales guarantee
Genuine Product Guarantee
Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Voltage |
| Fault Protection | Over Current, Over Temperature, Over Voltage |
| Charge Current - Max | 1.8A |
| Battery Pack Voltage | 4.52V |
| Voltage - Supply (Max) | 13.5V |
| Interface | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
The BQ25619ERTWR also supports USB On-the-Go (OTG) functionality, enabling power output to connected peripherals. With its fast charging capability and safety features such as thermal regulation, over-voltage protection, and short-circuit protection, it ensures reliable performance across various conditions. Its I2C interface allows for flexible control and status monitoring. This IC is typically used in applications requiring efficient power management and compact design, like smartphones, fitness trackers, and other portable electronic devices.
Equivalent
1. Microchip MCP73831 - A linear charge management controller.
2. Analog Devices LTC4054 - A standalone linear charger.
3. Maxim Integrated MAX14676 - A low-power battery charger.
4. STMicroelectronics STC3115 - A battery management IC for single-cell Li-ion.
Ensure compatibility by comparing specifications like input voltage, charge current, and package type.
Features
1. Input Voltage Range: Supports a wide input voltage range, typically up to 14V, making it suitable for various power sources.
2. High-Efficiency Charging: Offers high-efficiency charging with support for fast charging speeds, ideal for single-cell Li-Ion/Li-Polymer batteries.
3. Integrated Power Path Management: Ensures seamless power transfer between the input, battery, and system load, allowing the device to power the system while charging.
4. I2C Interface: Provides an I2C interface for programmability and status monitoring, enabling easy integration and control.
5. Safety Features: Includes battery temperature monitoring, over-voltage protection, and thermal regulation to enhance safety and reliability.
6. Low Quiescent Current: Optimized for low power consumption in standby mode, improving battery life.
7. Compact Package: Available in a small WQFN package, suitable for space-constrained applications.
These features make the BQ25619ERTWR an efficient solution for portable and wearable devices.
Pinout
The BQ25619ERTWR comes in a 3 mm x 3 mm, 24-pin WQFN package. Here are some of its key functions:
1. Battery Charging: Provides high-efficiency charging with a configurable charge current.
2. Power Path Management: Manages power distribution between the system load and the battery charging.
3. Input Source Detection: Automatically detects input source type and adjusts charging parameters accordingly.
4. Safety Features: Includes over-voltage, over-current, and thermal protection to ensure safe operation.
5. I2C Interface: Allows for communication and control through an I2C interface for system integration.
These features make the BQ25619ERTWR suitable for applications requiring efficient battery charging and management, such as smartphones, tablets, and other portable electronics. For detailed specifications and pin configuration, consulting the manufacturer's datasheet is recommended.