BQ25611DRTWR
Switching Battery Charger Li-FePO4/Li-Ion/Li-Pol 3000mA 3.5V to 4.52V 24-Pin WQFN EP T/RBQ25611DRTWR
Switching Battery Charger Li-FePO4/Li-Ion/Li-Pol 3000mA 3.5V to 4.52V 24-Pin WQFN EP T/R
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製造商零件號 # : BQ25611DRTWR
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包裝/封裝: WQFN-24
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製造商: Texas Instruments
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產品分類 : Battery Chargers
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BQ25611DRTWR 數據表
目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
Available in a compact 24-pin WQFN package, the BQ25611DRTWR offers a comprehensive solution for battery management in various applications. Its I2C serial interface for charging and system settings, along with the QON pin for BATFET control, make it a versatile and user-friendly choice for efficient power management. Whether you need fast charging, extended battery life, or reliable system operation, this device has you covered with its advanced features and safety measures
主要特徵
- Adjustable output voltages
- Fine-grained current limit
- Rapid shutdown in overvoltage situations
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Number of series cells | 1 | Charge current (max) (A) | 3 |
Vin (max) (V) | 13.5 | Cell chemistry | Li-Ion/Li-Polymer, Lithium Phosphate/LiFePO4 |
Battery charge voltage (min) (V) | 3.5 | Battery charge voltage (max) (V) | 4.52 |
Absolute max Vin (max) (V) | 22 | Control topology | Switch-Mode Buck |
Control interface | I2C | Features | BAT temp thermistor monitoring (hot/cold profile), Input OVP, Power Path, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power) |
Vin (min) (V) | 3.9 | Rating | Catalog |
Operating temperature range (°C) | -40 to 85 |
常見問題解答
What is BQ25611DRTWR?
The BQ25611DRTWR is a highly integrated standalone linear and switch-mode battery charger for single-cell Li-Ion and Li-Polymer batteries. This device is designed by Texas Instruments to provide efficient charging and system power path management for a wide range of portable applications.
How Does BQ25611DRTWR Work?
The BQ25611DRTWR operates by efficiently charging single-cell Li-Ion and Li-Polymer batteries using a combination of linear and switch-mode charging modes. It also provides system power path management to enable powering the system from the input adapter or USB when the battery is being charged or under fault conditions.
How Many Pins does BQ25611DRTWR have and What are the Functions of the Pinout Configuration?
The BQ25611DRTWR is housed in a 24-pin WQFN (Quad Flat No-leads) package. The pinout configuration includes:
- TS: Pin to connect an NTC thermistor for temperature monitoring.
- PROG: Pin to set the fast charge current.
- AC, AC2: Connect AC pin and AC2 for 500-kHz frequency.
- VG: Connect VSS to set the input detection voltage level.
- USB: Connect VSS to set the input detection voltage level.
- VBAT: Connect VDD to set the battery voltage level.
- PG: Power good flag.
- STAT: Status flag output.
- EN1, EN2: Enable control for charger and system.
What are the Pros and Cons of BQ25611DRTWR?
Pros:
- High Integration: Combines charging and system power path management in a single device.
- Efficient Charging: Utilizes linear and switch-mode charging modes for optimized battery charging.
- Wide Application Range: Suitable for a variety of portable applications requiring charging and power management.
- Programmable Features: Allows flexibility through programmable pins for various functions.
- Thermal Regulation: Includes thermal regulation and protection features for safe operation.
Cons:
- Complexity: Requires careful consideration of system design and programming for optimal performance.
- External Components: May require additional external components for specific application requirements.
Are There Any Equivalents/Alternatives to BQ25611DRTWR for Recommendation?
- The BQ25610 from Texas Instruments is a similar standalone linear and switch-mode battery charger with some differences in features.
- Alternatives to the BQ25611DRTWR include the MAX8903A from Maxim Integrated and the LTC4055 from Analog Devices.
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