Images à titre indicatif uniquement
BQ25618YFFR
+NomenclatureIC BATT CHG LI-ION 1CELL 30DSBGA
-
FabricantTexas Instruments
-
Pièce fabricant #BQ25618YFFR
-
En stock2880
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Part Status | Active |
| Base Product Number | BQ25618 |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer, Voltage |
| Fault Protection | Over Current, Over Voltage |
| Charge Current - Max | 1.5A |
| Battery Pack Voltage | 4.52V (Max) |
| Voltage - Supply (Max) | 13.5V |
| Interface | I2C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 30-UFBGA, DSBGA |
| Supplier Device Package | 30-DSBGA |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Présentation
Description
Key features include a high-efficiency 3.9 MHz synchronous buck converter, adjustable charge current up to 500 mA, and support for input voltages up to 14 V. It incorporates advanced safety features like battery temperature monitoring, over-voltage protection, and termination control to ensure reliable charging. The BQ25618YFFR also supports USB On-the-Go (OTG) functionality, allowing the device to act as a power source for other peripherals.
Programmatic control is facilitated via an I²C interface, enabling dynamic adjustment of charging parameters and real-time monitoring. Its ultra-fast charging capability, coupled with low quiescent current, maximizes battery life and operational efficiency.
Equivalent
1. Maxim Integrated MAX77818 - Li+ battery charger with optimized fast charging capabilities.
2. Microchip MCP73831 - Single-cell LiPo battery charge management controller.
3. Analog Devices LTC4054 - Standalone linear charger for Li-Ion batteries.
Always verify specific features and requirements for compatibility.
Features
1. High Efficiency: Optimized for up to 3A fast charging with high efficiency to conserve power and reduce thermal footprint.
2. Power Path Management: Enables simultaneous battery charging and system load operation, offering dynamic power allocation.
3. I2C Interface: Allows for flexible parameter settings and status monitoring.
4. Battery Protection: Includes features like thermal regulation, battery temperature monitoring, and over-voltage protection to enhance battery safety.
5. Low Quiescent Current: Reduces power consumption when the device is idle, extending battery life.
6. Input Voltage Regulation: Supports input voltage dynamic power management to optimize power usage.
7. Compact Package: Available in a small, space-saving package suitable for portable applications.
These features make the BQ25618YFFR suitable for applications in smartphones, tablets, and other portable electronic devices requiring efficient battery management.
Pinout
The BQ25618YFFR has a pin count of 20. Its primary functions include:
1. Battery Charging – It supports high-efficiency, switch-mode charging.
2. Power Path Management – It provides seamless switching between input source and battery.
3. Input Current Optimization – It limits the input current to prevent overloading the input source.
4. Safety Protections – It includes over-voltage, over-current, and thermal protections.
5. Battery Voltage Regulation – It precisely regulates the battery voltage during charging.
These functions make it suitable for portable devices requiring efficient and safe battery charging solutions.