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BQ25172DSGR
+BOM0.8-A, ONE- TO SIX-CELL NIMH STA
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #BQ25172DSGR
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데이터시트 BQ25172DSGR DataSheet
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재고7405
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사양
| 속성 | 가치 |
| Part Status | Active |
| Base Product Number | BQ25172 |
| Battery Chemistry | Nickel Metal Hydride |
| Number of Cells | 1 ~ 6 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer, Voltage |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Charge Current - Max | 800mA |
| Battery Pack Voltage | 10.5V (Max) |
| Voltage - Supply (Max) | 18V |
| Interface | USB |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | 8-WFDFN Exposed Pad |
| Supplier Device Package | 8-WSON (2x2) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
개요
Description
Key features include:
1. Integrated Power Path Management: Allows seamless power distribution between the battery and the load.
2. Thermal Regulation: Protects the device from overheating during charging.
3. Programmable Charging Current: Enables customization based on battery specifications.
4. I2C Interface: Facilitates communication for configuration and monitoring.
5. Compact Package: The small form factor makes it ideal for portable applications.
Overall, the BQ25172DSGR is suitable for various applications, including smartphones, wearables, and IoT devices, providing reliable and efficient battery management solutions.
Equivalent
Features
1. Input Voltage Range: Supports USB and AC adapter inputs from 4.5V to 14V.
2. Charge Current Control: Programmable charge current up to 1.5A with automatic current scaling.
3. Integrated FETs: On-chip power FETs reduce external component count.
4. Buck-Boost Converter: Enables efficient battery charging from various input sources.
5. Battery Protection: Features overvoltage, overcurrent, and thermal protection to ensure safe operation.
6. LED Indicator: Integrated status indicators for charge status and fault conditions.
7. Thermal Regulation: Adjustable thermal regulation to prevent overheating during charging.
8. I2C Interface: Allows for advanced configuration and monitoring via a digital interface.
9. Small Package: Available in a compact QFN package for space-constrained applications.
These features make the BQ25172DSGR suitable for portable applications needing efficient battery management.
Pinout
1. GND: Ground connection.
2. BAT: Battery connection.
3. VIN: Input voltage supply.
4. VOUT: Output voltage.
5. I2C_SDA: I2C data line for communication.
6. I2C_SCL: I2C clock line for communication.
7. STAT: Status output for charging indication.
8. TS: Temperature sensor input for battery protection.
9. SYS: System output for load connection.
10. NFAULT: Fault indication output.
The BQ25172DSGR is designed for lithium-ion battery charging, providing various functions such as power path management, adjustable output voltage, and support for thermal regulation. It is suitable for portable applications requiring efficient battery management.
Manufacturer
The BQ25172 is a highly integrated battery management IC designed for charging lithium-ion and lithium-polymer batteries. It features a highly efficient charge management system, making it suitable for portable devices and applications requiring compact power solutions. TI's commitment to providing reliable and high-performance products has made it a leading player in the semiconductor industry, serving both large corporations and smaller enterprises around the globe.
Application
1. Wearable Devices: Smartwatches and fitness trackers that require compact and efficient charging solutions.
2. IoT Devices: Internet of Things devices that operate on battery power, necessitating low-power consumption.
3. Portable Electronics: Small gadgets like Bluetooth headsets and wireless speakers.
4. Medical Devices: Portable medical equipment needing reliable battery management.
5. Consumer Electronics: Products such as cameras and handheld gaming devices that benefit from efficient charging.
Its features include low quiescent current and support for various charging profiles, making it versatile for these applications.