STC4054GR
Battery Management 800mA Linear Li Ion batery chargr
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製造商零件號 # : STC4054GR
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包裝/封裝: SOT23-5
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製造商: Stmicroelectronics
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產品分類 : Battery Chargers
品質保證
品質保證
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認證
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運輸與付款
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服務與包裝
服務與包裝
About After Sales Service
All Parts Extended Quality Guarantee
自發貨之日起 90 天內發起申請。
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例子
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捲帶式
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剪膠帶
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管或託盤
STC4054GR 數據表
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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
With a fixed charge voltage of 4.2V, the STC4054GR offers consistent and reliable charging for Li-Ion batteries, while its low power consumption during shutdown mode and standby operation make it an energy-efficient choice for battery management. The device's comprehensive feature set, including charge current monitoring, under voltage lockout, and automatic recharge, sets it apart as a versatile and user-friendly solution for a wide range of applications. Packaged in a TSOT23-5L, the STC4054GR combines advanced functionality with a compact form factor, making it an ideal choice for designers looking to add reliable and efficient battery charging capabilities to their products
![](/files/uploads/product/b/328fa415e6414df89ee12a235d3e7063.webp)
主要特徵
- Safe and reliable li-ion battery charging
- Preset 1% accurate charge voltage
- No overheat risk with thermal regulation
- Fast and efficient charging
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。
Operating Range | Industrial | Operating Temp Min Celsius | -40.0 |
Operating Temp Max Celsius | 85.0 | ECCN US | EAR99 |
ECCN EU | NEC | Packing Type | Tape And Reel |
RoHs compliant | Ecopack2 | Grade | Industrial |
Package Name | TSOT23-5L |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is STC4054GR?
The STC4054GR is a stand-alone linear Li-ion battery charger IC designed by STMicroelectronics. It is suitable for charging single-cell lithium-ion batteries in various portable electronic devices such as smartphones, tablets, and portable power banks.
How Does STC4054GR Work?
The STC4054GR works by regulating the charging current and voltage to charge a single-cell lithium-ion battery safely and efficiently. It operates in a linear charging mode and includes features such as thermal regulation, overvoltage protection, and under-voltage lockout to ensure proper charging and battery protection. The IC can be easily integrated into battery charging circuits with minimal external components.
How Many Pins does STC4054GR have and What are the Functions of the Pinout Configuration?
The STC4054GR is housed in an 8-pin SO-8 (Small Outline) package. The pinout configuration includes:
- VCC: Input power supply pin.
- GND: Ground pin.
- PROG: Charge current programming pin.
- EN: Enable pin.
- PG: Power good indicator pin.
- NTC: Thermistor input pin for temperature monitoring.
- BAT: Battery connection pin.
- VOUT: Charger output voltage pin.
What are the Pros and Cons of STC4054GR?
Pros:
- Simplified Charging: Offers a straightforward solution for single-cell Li-ion battery charging.
- Integrated Protections: Includes built-in protection features for safe charging operations.
- Compact Package: The 8-pin SO-8 package is space-efficient for compact designs.
- Efficiency: Operates in a linear charging mode for efficient charging performance.
- Cost-Effective: Provides a cost-effective charging solution for portable devices.
Cons:
- Current Limitation: May have limitations on maximum charge current compared to more advanced chargers.
- Compatibility: Designed specifically for single-cell lithium-ion batteries, not suitable for other battery chemistries.
- External Components: May require additional components for specific application requirements.
Are There Any Equivalents/Alternatives to STC4054GR for Recommendation?
- The MCP73831 from Microchip Technology is an alternative single-cell Li-ion battery charger IC.
- Equivalent parts to the STC4054GR include the MAX1555 from Maxim Integrated and the BQ24074 from Texas Instruments.
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