BQ24777RUYR
Texas Instruments' BQ24777RUYR stands out as an advanced power control deviceBQ24777RUYR
Texas Instruments' BQ24777RUYR stands out as an advanced power control device
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製造商零件號 # : BQ24777RUYR
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包裝/封裝: QFN28
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製造商: Texas Instruments
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產品分類 : Specialized ICs
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BQ24777RUYR 數據表
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詳細說明
BQ24777RUYR Description The Texas Instruments BQ2477x battery charge controller family offers low component count for multi-chemistry battery charging applications, especially for those with limited space. The BQ24777RUYR, as one of the devices, provides driver and power path management for N-channel ACFETs and reverse blocking FETs.BQ24777RUYR Features ●High integration- NMOS ACFET and RBFET driver- PMOS battery FET gate driver- Internal loop compensation- Independent comparator- Automatic trickle charge to wake yp gas gauge●Support battery LEARN function●600KHz to 1.2MHz programmable switching frequency●Ultra fast input current DPM at 100us●Programmable input current limit, charge voltage, charge current and minimum system voltage regulation- ±0.5%charge voltage(16mV/step)- ±2% input/charge current(64mA/step)- ±2% 40x input/16x Discharge/ 20x charge current monitor BQ24777RUYR Applications●Industrial, medical, portable equipment●Handheld terminal●Utrabook, notebook, detachable, and tablet PC
主要特徵
- High integration- NMOS ACFET and RBFET driver- PMOS battery FET gate driver- Internal loop compensation- Independent comparator- Automatic trickle charge to wake yp gas gaugeSupport battery LEARN function600KHz to 1.2MHz programmable switching frequencyUltra fast input current DPM at 100usProgrammable input current limit, charge voltage, charge current and minimum system voltage regulation- ±0.5%charge voltage(16mV/step)- ±2% input/charge current(64mA/step)- ±2% 40x input/16x Discharge/ 20x charge current monitor
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。
Product Category ! | Texas Instruments | Brand | Texas Instruments |
常見問題解答
What is BQ24777RUYR?
The BQ24777RUYR is a high-efficiency, multi-chemistry battery charger IC designed by Texas Instruments. It is suitable for charging various battery chemistries such as lithium-ion, lithium iron phosphate, and lead-acid batteries in a wide range of portable devices, power tools, and industrial applications.
How Does BQ24777RUYR Work?
The BQ24777RUYR operates as a battery charger IC with advanced charging algorithms to optimize the charging process for different battery chemistries. It provides accurate control of charging parameters such as voltage and current, ensuring safe and efficient charging of batteries. The IC includes features like input current regulation and thermal regulation to protect the charger and the battery during charging.
How Many Pins does BQ24777RUYR have and What are the Functions of the Pinout Configuration?
The BQ24777RUYR is housed in a 32-pin QFN (Quad Flat No-Lead) package. The pinout configuration includes:
- BAT: Battery voltage pin.
- ACIN: AC adapter input pin.
- ACOK: AC adapter present indicator pin.
- CE, PSEL: Charger enable and charge current programming pins.
- PROCHOT: Thermal regulation indicator pin.
- TS, SRN: Temperature sense and charge termination signal pins.
- STAT, INT, VINDPM: Status, interrupt, and input voltage detection pins.
What are the Pros and Cons of BQ24777RUYR?
Pros:
- Multi-Chemistry Support: Compatible with various battery chemistries for versatile charging applications.
- Efficiency: High-efficiency charging algorithms for optimal power transfer.
- Protection Features: Includes input current regulation and thermal regulation for safe charging.
- Programmability: Allows for customization of charge parameters based on application requirements.
- Compact Package: The 32-pin QFN package offers a balance of functionality and space efficiency.
Cons:
- Complexity: Requires understanding of battery chemistry and charging algorithms for optimal use.
- External Components: May need additional external components for specific charging scenarios.
Are There Any Equivalents/Alternatives to BQ24777RUYR for Recommendation?
- The BQ24773 from Texas Instruments is a similar multi-chemistry battery charger IC with slightly different features.
- Alternatives to the BQ24777RUYR include the LTC4012 from Analog Devices and the MAX8903 from Maxim Integrated.
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