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TPS7A5301RPSR
+NomenclatureIC REG LINEAR POS ADJ 4A 12VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS7A5301RPSR
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Package VQFN-12
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En stock1876
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 6.5V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 5.15V |
| Voltage Dropout (Max) | 0.375V @ 3A |
| Current - Output | 4A |
| Current - Quiescent (Iq) | 4 mA |
| Current - Supply (Max) | 5.5 mA |
| PSRR | 35dB ~ 44dB (10kHz ~ 500kHz) |
| Control Features | Enable, Power Good, Soft Start |
| Protection Features | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
Operating over a wide input voltage range of 1.1 V to 6.5 V, the TPS7A5301RPSR provides a customizable output voltage from 0.8 V to 5.2 V, adjustable via external resistors. It features a low dropout voltage, which improves efficiency, particularly beneficial in battery-powered devices.
Key features include a high power-supply rejection ratio (PSRR), low output noise, and a fast transient response. Additional protection mechanisms include current limit and thermal shutdown, ensuring reliability and robustness. The device is available in a small QFN package, making it suitable for compact designs.
Equivalent
1. Analog Devices ADP1763: A 3A, low-noise, CMOS LDO regulator.
2. Microchip MCP1804: Offering similar LDO performance with a different current rating.
3. ON Semiconductor NCP1117: A general-purpose LDO regulator, though with different specifications.
4. ROHM BD00C0A: A high-accuracy LDO regulator.
Ensure to cross-check specific electrical characteristics and package compatibility for exact replacements.
Features
Key features include an ultra-low dropout voltage, making it efficient for low-voltage applications. It exhibits excellent line and load transient performance and has a fast start-up time. The device also has a high power-supply rejection ratio (PSRR), minimizing the effect of power supply noise on the output voltage.
Additionally, the TPS7A5301RPSR provides protection features such as current limit, thermal shutdown, and undervoltage lockout (UVLO). It comes in a compact, thermally enhanced WSON package, promoting efficient heat dissipation. This LDO is ideal for use in industrial, telecommunications, and high-frequency applications where space and performance are critical.
Pinout
The primary function of the TPS7A5301RPSR is to regulate an input voltage to a lower, stable output voltage with high accuracy. It is suitable for applications requiring up to 3 A of output current. Key features include adjustable output voltage, thermal protection, and the ability to accommodate a wide range of capacitors on the output to ensure stability. Its high PSRR and low noise make it ideal for powering sensitive analog applications. The device is commonly used in industrial, telecommunications, and portable electronics applications where high performance and reliability are critical.