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BQ25101HYFPR
+Lista de MateriaisIC BATT CHG LI-ION 1CELL 6DSBGA
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FabricanteTexas Instruments
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Peça do Fabricante #BQ25101HYFPR
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Pacote DSBGA-6
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current |
| Fault Protection | Over Temperature, Over Voltage, Short Circuit |
| Charge Current - Max | 250mA |
| Battery Pack Voltage | 4.35V |
| Voltage - Supply (Max) | 6.45V |
| Operating Temperature | 0°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Equivalent
1. Microchip MCP73831: A single-cell Li-Ion/Li-Polymer charge management controller.
2. Analog Devices LTC4054: A standalone linear Li-Ion battery charger.
3. STMicroelectronics STC4054: A linear Li-Ion battery charger.
4. Diodes Incorporated AP2125: A low dropout linear charger.
These alternatives offer similar functionalities, such as single-cell charging and compact package options, but specific features may vary. Always check datasheets for compatibility.
Features
1. Input Voltage Range: Supports a wide input voltage range, typically from 3.5V to 6.5V.
2. Charge Current: Offers programmable charge current up to 250mA, suitable for small battery capacities.
3. Low Quiescent Current: Optimized for low power consumption, enhancing battery life in low-power applications.
4. Thermal Regulation: Includes thermal regulation to maintain safe charging temperatures.
5. Pre-Charge Function: Integrates a pre-charge function for deeply discharged batteries.
6. Charge Termination: Supports automatic charge termination based on current thresholds.
7. Low-Dropout Linear Regulator: Provides a low-dropout linear regulator for efficient charging.
8. Protection Features: Offers built-in over-voltage, over-current, and short-circuit protection.
9. Package Type: Available in a small DSBGA package, making it suitable for space-constrained designs.
These features make the BQ25101HYFPR ideal for wearable devices, fitness trackers, and other portable electronics requiring efficient battery management in a compact form factor.
Pinout
The BQ25101HYFPR comes in a small 6-pin X2SON package. Here are the pin functions:
1. VBAT (Pin 1): Battery connection pin. It connects directly to the positive terminal of the battery.
2. TS (Pin 2): Temperature sense input. It ensures battery protection by monitoring its temperature through an external thermistor.
3. EN (Pin 3): Enable pin. It activates or deactivates the device.
4. GND (Pin 4): Ground pin.
5. VIN (Pin 5): Input voltage pin. It connects to the external power source.
6. PG (Pin 6): Power Good indicator. This open-drain pin signals the status of the input power.
This IC supports fast charging, offering a programmable charge current up to 250 mA and includes various safety mechanisms like thermal regulation and battery temperature monitoring.