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BQ24250CYFFR
+NomenclatureIC BATT CHG LI-ION 1CELL 30DSBGA
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FabricantTexas Instruments
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Pièce fabricant #BQ24250CYFFR
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Package DSBGA-30
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En stock4323
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Battery Chemistry | Lithium Ion |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current |
| Fault Protection | Over Temperature, Over Voltage |
| Charge Current - Max | 2A |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 10.5V |
| Interface | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
The BQ24250CYFFR also offers features like automatic power source detection, charge status indication, and a safety timer to prevent overcharging. With its small form factor, it is ideal for space-constrained applications like smartphones, tablets, and other portable electronics. The device uses a high-efficiency synchronous switching charger design, reducing heat dissipation even in fast charging modes. It is typically supplied in a small, lead-free package, enhancing its suitability for compact and lightweight device designs.
Equivalent
1. Microchip MCP73831: A single-cell Li-Ion/Li-Polymer charge management controller.
2. Linear Technology LTC4054: A standalone linear lithium-ion battery charger.
3. Analog Devices ADP5063: A linear battery charger for single-cell lithium-ion batteries.
4. Maxim Integrated MAX14578: A linear charger with power path management.
When choosing an equivalent, ensure it matches your specific voltage, current, and power path requirements.
Features
1. Battery Management: Supports single-cell Li-Ion/Li-Polymer batteries with up to 2A charge current.
2. Charge Modes: Offers trickle charge, fast charge, and termination options with programmable settings.
3. Power Path Management: Seamlessly manages power distribution between the battery and system load to optimize efficiency.
4. Input Source Flexibility: Accepts power from various sources, including USB ports and AC adapters.
5. Safety Features: Includes over-voltage protection, over-current protection, and thermal regulation to ensure safe operation.
6. Status Indication: Provides charge status and fault indication through LEDs or host processor interfaces.
7. I2C Interface: Allows configuration and monitoring through a standard I2C interface.
8. Compact Package: Available in a small 20-pin YFF (2.1 mm x 1.6 mm) package, ideal for space-constrained applications.
These features make the BQ24250CYFFR suitable for portable electronics, handheld devices, and other applications requiring efficient battery management.
Pinout
Key functions of the BQ24250CYFFR include:
1. Battery Charging: It manages the charging of single-cell Li-Ion and Li-Polymer batteries.
2. Power Path Management: Allows simultaneous charging of the battery and powering of the system, providing power to the system directly from the input or battery.
3. USB-Compatible: Supports USB input current limiting, ensuring safe operation with USB power.
4. Safety Features: Includes over-voltage protection, battery temperature monitoring, and thermal regulation.
5. I²C Interface: For communication with a host controller, allowing for programmable charging parameters.
This device is particularly useful in portable applications due to its efficient power conversion and compact size.