Images à titre indicatif uniquement
TPS62802YKAR
+NomenclatureIC REG BUCK ADJ/FIX 1A 6DSBGA
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FabricantTexas Instruments
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Pièce fabricant #TPS62802YKAR
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Package DSBGA-6
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En stock6076
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable (Fixed) |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.8V |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.8V (1.8V) |
| Voltage-Output(Max) | 3.3V |
| Current-Output | 1A |
| Frequency-Switching | 4MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 6-XFBGA, DSBGA |
Présentation
Description
The TPS62802YKAR features a fixed 1.8V output voltage and employs a highly efficient switching topology with a typical efficiency of up to 96%, which minimizes power loss and heat generation. It operates at a 2.25 MHz switching frequency, allowing for the use of small external components and a compact overall design. Furthermore, this device includes several protective features such as over-current protection, thermal shutdown, and undervoltage lockout to enhance reliability and safety in various applications. Its small footprint, combined with high performance, makes it an ideal choice for space-constrained designs requiring efficient power management.
Equivalent
1. Maxim Integrated: MAX77501
2. Analog Devices: ADP5301
3. Microchip: MCP16331
4. ROHM: BD9G341EFJ
5. ON Semiconductor: NCP161
These alternatives offer similar functionalities in terms of voltage regulation, efficiency, and size. Always check detailed specifications to ensure full compatibility with your application.
Features
1. Input Voltage Range: Operates within a wide input voltage range, typically from 2.4V to 5.5V, making it suitable for various power sources, including batteries.
2. Output Current: Capable of delivering up to 1A output current, supporting a wide range of applications.
3. Efficiency: Offers high efficiency across the load range, which is essential for battery-powered devices to extend battery life.
4. Low Quiescent Current: Exhibits a low quiescent current, which helps minimize power consumption during idle periods.
5. Automatic PFM/PWM Switching: Incorporates automatic transition between Pulse Frequency Modulation (PFM) and Pulse Width Modulation (PWM) for optimized efficiency and performance.
6. Compact Size: Comes in a small, 6-pin DSBGA package, making it ideal for space-constrained applications.
7. Protection Features: Includes overcurrent, overtemperature, and undervoltage protection to enhance reliability and safety.
8. Adjustable Output Voltage: Provides a selectable output voltage range via external resistors, offering flexibility for various design requirements.
These features make the TPS62802YKAR well-suited for portable and battery-powered applications where efficiency and compact design are critical.
Pinout
1. SW (Switch Node): Connects to the inductor for the output voltage.
2. GND (Ground): Common ground reference for the device.
3. FB (Feedback): Connects to the output voltage via a resistor divider to set the output voltage.
4. VIN (Input Voltage): Supplies the input voltage to the IC.
5. EN (Enable): Used to enable or disable the device.
6. VOS (Output Voltage Sense): Connects to the output voltage to monitor and stabilize it.
These pins support the device's operation as a highly efficient, low quiescent current step-down converter designed for portable and battery-powered applications.