Allicdata Part #: | BQ29412PWG4-ND |
Manufacturer Part#: |
BQ29412PWG4 |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC BATT PROTECT 2-4CELL 8-TSSOP |
More Detail: | Battery Battery Protection IC Lithium-Ion 8-TSSOP |
DataSheet: | BQ29412PWG4 Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Tube |
Part Status: | Obsolete |
Function: | Battery Protection |
Battery Chemistry: | Lithium-Ion |
Number of Cells: | 2 ~ 4 |
Fault Protection: | Over Voltage |
Interface: | -- |
Operating Temperature: | -40°C ~ 110°C (TA) |
Package / Case: | 8-TSSOP (0.173", 4.40mm Width) |
Supplier Device Package: | 8-TSSOP |
Base Part Number: | BQ29412 |
Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us: sales@allicdata.com
Battery management systems are very important in all electronic devices that use batteries. They regulate the charge and discharge of the battery to ensure that it is always operating at its optimal level. The BQ29412PWG4 is a versatile single cell Li-ion/Li-polymer battery pack manager that is widely used in portable products such as laptops, smartphones and power tools. In this article, we will take a look at the BQ29412PWG4\'s application field and working principle.
Applications
The BQ29412PWG4 was designed to provide a complete solution for managing Li-ion or Li-polymer batteries in medium or high-power portable applications. It is suitable for any products that require a secure connection between the charger and the battery. It can be used in products such as portable computers, gaming consoles, portable power tools, mobile phones, and digital cameras. The BQ29412PWG4 has a wide operating temperature range of -40ºC to 125ºC, making it suitable for a wide range of applications.
The BQ29412PWG4 includes multiple integrated protection features such as overvoltage protection, overcurrent protection and overtemperature protection. It can also program the charging process to ensure that the battery is not overcharged or overdischarged. This helps improve battery performance and extend its lifespan. The device also supports multiple charging or discharging modes such as trickle charging, constant current/voltage charging, and pulse charging.
Working Principle
The BQ29412PWG4 device is based on a programmable logic circuit, allowing it to accurately monitor the voltage, current, temperature, and state of charge of the battery. It communicates with the battery through a single-wire communications interface (SWC). This allows it to send and receive data between the battery and the host device.
The BQ29412PWG4 can then analyze this data and adjust the charging parameters accordingly. It has a range of I2C commands that allow the user to set up the charging parameters. When the battery is low, the BQ29412PWG4 can automatically start the charging process and protect the battery from overcharging. Once the battery is fully charged, the BQ29412PWG4 will stop the charging process.
The BQ29412PWG4 also monitors the battery temperature and can shut off the charging process when the temperature is too high. This prevents the battery from becoming damaged or dangerous. The BQ29412PWG4 also has safety features such as reverse voltage protection and overvoltage protection.
Conclusion
The BQ29412PWG4 is a versatile single-cell Li-ion/Li-polymer battery pack manager that is widely used in medium and high-power portable products. It provides overvoltage protection, overcurrent protection, and overtemperature protection, as well as programmable charging modes. The BQ29412PWG4 also has a wide operating temperature range and communicates with the battery through a single-wire communications interface. This makes it an ideal choice for battery management systems in a variety of products.
The specific data is subject to PDF, and the above content is for reference
Part Number | Manufacturer | Price | Quantity | Description |
---|
BQ296103DSGT | Texas Instru... | -- | 750 | IC VOLT PROT 2-4CELL LIIO... |
BQ29412DCTT | Texas Instru... | -- | 250 | IC BATT PROT 2-4CELL LI-I... |
BQ294682DRVT | Texas Instru... | 0.27 $ | 500 | IC BATT PROT 1CELL LI-ION... |
BQ294708DSGT | Texas Instru... | 0.4 $ | 750 | IC BATT PROT 2-4CELL LIIO... |
BQ296112DSGT | Texas Instru... | 0.46 $ | 750 | IC OVP/BATTERY PROTECTOR ... |
BQ296106DSGT | Texas Instru... | 0.46 $ | 500 | IC BATTERY PROTECTION 8WS... |
BQ296107DSGT | Texas Instru... | 0.46 $ | 500 | IC BATTERY PROTECTION 8WS... |
BQ296111DSGT | Texas Instru... | 0.46 $ | 500 | IC BATTERY PROTECTION 8WS... |
BQ29419PW | Texas Instru... | 1.08 $ | 379 | IC V-PROT 2-4CELL LI-ION ... |
BQ29718DSET | Texas Instru... | 0.34 $ | 250 | IC LITHIUM BATT PROTECT 6... |
BQ294706DSGT | Texas Instru... | 0.4 $ | 250 | IC BATT PROT 2-4CELL LIIO... |
BQ294711DSGT | Texas Instru... | 0.41 $ | 500 | IC BATT PROT 2-4CELL LIIO... |
BQ296203DSGT | Texas Instru... | 0.46 $ | 1000 | IC BATT PROTECTION LI-ION... |
BQ296212DSGT | Texas Instru... | 0.46 $ | 1000 | IC BATT PROTECTION LI-ION... |
BQ296217DSGT | Texas Instru... | 0.46 $ | 1000 | IC BATT PROT 2-4CELL LIIO... |
BQ296216DSGT | Texas Instru... | 0.46 $ | 1000 | IC BATT PROTECTION LI-ION... |
BQ29700DSET | Texas Instru... | -- | 5250 | IC LITHIUM BATT PROTECT 6... |
BQ294604DRVR | Texas Instru... | -- | 1000 | IC BATT PROT 1CELL L1-ION... |
BQ294682DRVR | Texas Instru... | -- | 1000 | IC BATT PROT 1CELL LI-ION... |
BQ294624DRVR | Texas Instru... | -- | 1000 | IC BATT PROT 1CELL LI-ION... |
BQ294602DRVT | Texas Instru... | 0.18 $ | 1000 | IC BATT PROT 1CELL LI-ION... |
BQ29704DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29716DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29717DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29718DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29723DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29729DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29732DSER | Texas Instru... | -- | 1000 | IC LITHIUM BATT PROTECT 6... |
BQ29733DSER | Texas Instru... | -- | 1000 | SECOND LEVEL PROTECTORBat... |
BQ294502DRVR | Texas Instru... | -- | 1000 | IC BATT/PROT 2-3CELL LIIO... |
BQ294522DRVR | Texas Instru... | -- | 54000 | IC BATT FUEL GAUGE OVP 6S... |
BQ294582DRVR | Texas Instru... | -- | 1000 | IC BATT/PROT 2-3CELL LIIO... |
BQ294533DRVR | Texas Instru... | -- | 1000 | IC BATT OVP 2-3CELL LI-IO... |
BQ296202DSGT | Texas Instru... | 0.46 $ | 750 | IC BATT PROTECTION LI-ION... |
BQ296213DSGT | Texas Instru... | 0.46 $ | 750 | IC BATT PROTECTION LI-ION... |
BQ29200DRBT | Texas Instru... | -- | 500 | IC VOLT PROT 2-CELL LI-IO... |
BQ296114DSGT | Texas Instru... | 0.46 $ | 500 | IC BATT PROTECTION LI-ION... |
BQ298000RUGT | Texas Instru... | 0.7 $ | 250 | 1S PROTECTORBattery IC ... |
BQ29440DRBT | Texas Instru... | -- | 250 | IC V-PROT 2-4CELL LI-ION ... |
BQ294702DSGT | Texas Instru... | 0.4 $ | 250 | IC BATT PROT 2-4CELL LIIO... |
Battery Battery Monitor IC Multi-Chemist...
IC USB HOST ADAPTR EMULATOR TDFNBattery ...
IC BATTERY MONITOR LI+ FLIPCHIPBattery B...
IC SBS-COMPL GAS GAUGE 28QSOPBattery Bat...
IC PROTECT/MONITOR 4CELL 28TSSOPBattery ...
LITHIUM-ION BATT PROTECT 16-SOICBattery ...