TPS7A0225PDQNR

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TPS7A0225PDQNR

IC REG LINEAR 2.5V 200MA 4-X2SON

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Bảo hành 365 ngày

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Thông số kỹ thuật

Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 2.5V
Voltage Dropout (Max) 0.36V @ 200mA
Current - Output 200mA
Current - Quiescent (Iq) 60 nA
PSRR 55dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 4-XDFN Exposed Pad
Supplier Device Package 4-X2SON (1x1)
Base Product Number TPS7A0225

Tổng quan

Description

The TPS7A0225PDQNR is a low-dropout (LDO) voltage regulator from Texas Instruments designed to provide high precision and low noise output voltage. It offers an output voltage of 2.25V with a maximum output current of 1A, making it suitable for sensitive analog and RF applications. The device features a low dropout voltage of around 300mV at full load, allowing it to maintain regulation even when the input voltage is close to the output voltage.
Key characteristics include a wide input voltage range of 2.5V to 6.5V, excellent line and load transient response, and low output noise levels, critical for applications requiring stable power. It also includes built-in thermal shutdown and current limit protection features for enhanced reliability. The TPS7A0225PDQNR is packaged in a compact 8-pin HTSSOP, making it suitable for space-constrained designs.
Overall, this LDO is ideal for powering precision analog circuits, RF systems, and digital devices in various applications ranging from automotive to telecommunications.

Features

The TPS7A0225PDQNR is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments. Key features include:
1. Output Voltage: Fixed output voltage of 2.25V with a tolerance of ±2%.
2. Current Capacity: Supports up to 1A of output current.
3. Low Dropout Voltage: Typically 200 mV at full load (1A), ensuring efficient operation even with low input-output voltage differences.
4. Low Quiescent Current: Typically 15 µA, enhancing battery life in portable applications.
5. Power Supply Rejection Ratio (PSRR): High PSRR provides excellent noise rejection, contributing to a stable output voltage.
6. Thermal Protection: Features thermal shutdown to prevent overheating.
7. Output Capacitor: Compatible with a wide range of output capacitors, including ceramic types, which improves transient response.
8. Operating Temperature Range: Wide range from -40°C to +125°C, suitable for various applications.
These features make the TPS7A0225PDQNR ideal for precision analog circuits, RF applications, and battery-powered devices.

Package

The TPS7A0225PDQNR is packaged in a DGN (VQFN) 10-pin 3mm x 3mm package. This surface-mount package type is designed for efficient thermal performance and compact layouts in electronic circuits.

Pinout

The TPS7A0225PDQNR is a low-dropout (LDO) voltage regulator with a pin count of 8. Its primary functions include providing a stable output voltage with low noise and high power supply rejection ratio (PSRR).
The pin configuration is as follows:
1. Input (Vin): Connects to the input voltage supply.
2. Output (Vout): Delivers regulated output voltage.
3. Ground (GND): Common reference point for the circuit.
4. Enable (EN): Active high pin to enable or disable the device.
5. Noise Bypass (BP): Connects a capacitor for noise reduction.
6. Feedback (FB): Used for voltage feedback to maintain output regulation.
7. Power Good (PG): Open-drain output indicating that the output voltage is within specified limits.
8. N/C (Not Connected): Not used, can be left floating.
This device is suitable for various applications requiring precise voltage regulation, such as analog circuits and RF systems.

Manufacturer

The TPS7A0225PDQNR is manufactured by Texas Instruments (TI). Texas Instruments is a semiconductor company based in the United States, known for designing and manufacturing a wide range of electronic components, including analog, digital, and embedded processing products. Founded in 1930, the company specializes in developing solutions for various industries, including automotive, industrial, communications, and consumer electronics. TI is recognized for its innovation in power management, signal processing, and microcontroller technologies. The TPS7A0225PDQNR is a low-dropout (LDO) linear voltage regulator, part of TI's extensive portfolio aimed at providing efficient power solutions for electronic applications.

Application

The TPS7A0225PDQNR is a low-dropout (LDO) voltage regulator primarily used in precision analog applications. Its application areas include power management in RF and wireless devices, precision instrumentation, high-performance amplifiers, and sensor power supplies. It is suitable for powering sensitive analog circuitry due to its low noise and high power supply rejection ratio (PSRR), making it ideal for medical devices, industrial equipment, and high-fidelity audio systems.

Equivalent

The TPS7A0225PDQNR is a low-dropout (LDO) voltage regulator. Equivalent products include the LT1085, LM1084, and MCP1700, which serve similar voltage regulation purposes. However, ensure to check specifications such as output voltage, current rating, and dropout voltage to ensure compatibility for your specific application.

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