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TPS61256YFFR
+Lista de MateriaisIC REG BOOST 5V 2.4A 9DSBGA
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FabricanteTexas Instruments
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Peça do Fabricante #TPS61256YFFR
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Pacote DSBGA-9
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Em Estoque4849
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Up |
| OutputConfiguration | Positive |
| Topology | Boost |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.5V |
| Voltage-Input(Max) | 4.85V |
| Voltage-Output(Min/Fixed) | 5V |
| Current-Output | 2.4A (Switch) |
| Frequency-Switching | 3.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 9-UFBGA, DSBGA |
Visão Geral
Description
The TPS61256YFFR supports advanced power-saving techniques, such as power-save mode for enhanced efficiency at light loads and a switching frequency of up to 3 MHz, which allows for the use of small external components. It also includes thermal shutdown, over-current protection, and short-circuit protection for reliable operation. The device is available in a 20-bump DSBGA (YFF) package, making it ideal for space-constrained designs. This boost converter is commonly used in portable electronics, wearable devices, and various low-power applications.
Equivalent
Features
1. Input Voltage Range: Operates from as low as 2.3V up to 5.5V, making it suitable for single-cell Li-ion or multi-cell alkaline/NiMH batteries.
2. Output Voltage Range: Supports adjustable output voltages up to 5.5V.
3. Efficiency: Offers high efficiency up to 95%, optimizing power usage and minimizing heat generation.
4. Output Current: Capable of delivering up to 600mA output current, depending on input conditions.
5. Switching Frequency: Operates at a 2MHz fixed frequency, allowing for the use of small inductors and capacitors.
6. Package: Available in a small, compact DSBGA package, which is ideal for space-constrained applications.
7. Protection Features: Includes over-temperature protection and over-current protection for enhanced reliability.
8. Low Quiescent Current: Features a low quiescent current, extending battery life in portable devices during standby mode.
These features make the TPS61256YFFR highly suitable for portable electronic devices, providing efficient and reliable power management.
Pinout
The TPS61256YFFR comes in a wafer chip-scale package (WCSP) with a total of 9 pins. The key functions of the pins include:
1. VIN: Input voltage pin. Connect to the input power source.
2. VOUT: Output voltage pin. Provides the regulated output voltage.
3. GND: Ground pin for the device.
4. L: Inductor connection pin. Connects to the inductor for the power conversion process.
5. FB: Feedback pin. Used for regulating the output voltage by connecting it to a resistor divider network.
6. EN: Enable pin. Used to enable or disable the converter.
7. PS: Power Save mode pin. Controls the power save mode operation.
8. PG: Power Good pin. Provides a signal indicating the status of the output voltage.
9. NC: No connect pin. Not internally connected but used for mechanical stability.
This configuration supports efficient power conversion in compact and portable applications.
Manufacturer
Application
1. Smartphones and Tablets: It efficiently manages power, extending battery life in compact devices.
2. Wearable Devices: Suitable for compact power solutions in smartwatches and fitness trackers.
3. Portable Medical Equipment: Provides reliable power management in battery-operated medical devices.
4. Wireless Sensors: Supports low-power consumption in IoT and remote sensors.
5. Bluetooth Accessories: Powers devices like headphones and speakers with stable voltage.
6. Energy Harvesting Systems: Used in systems collecting energy from ambient sources to maximize power conversion efficiency.
These applications benefit from the TPS61256YFFR's compact size, high efficiency, and low quiescent current.