Supply original AP7333-33SRG-7, PMIC - Voltage Regulators - Linear, by Diodes Incorporated

The AP7333-33SRG-7 is a low-dropout (LDO) voltage regulator manufactured by Diodes Incorporated. It is designed to provide a stable output voltage of 3.3V with a maximum output current of 300mA. This device is particularly useful in applications where space is limited, as it comes in a compact SOT-23-5 package, which measures approximately 2.9mm x 2.8mm x 1.1mm.

Key Features:

1. Output Voltage: The AP7333-33SRG-7 delivers a fixed output voltage of 3.3V, making it suitable for powering various digital circuits and microcontrollers that require a stable voltage supply.

2. Low Dropout Voltage: With a low dropout voltage of around 200mV at full load, this LDO can maintain regulation even when the input voltage is close to the output voltage, which is beneficial for battery-powered applications.

3. Output Current: It can supply up to 300mA of output current, making it versatile for a range of applications, from portable devices to embedded systems.

4. Thermal Protection: The device includes built-in thermal shutdown protection, which helps prevent damage due to overheating, ensuring reliable operation under varying load conditions.

5. Short-Circuit Protection: The AP7333-33SRG-7 features short-circuit protection, which safeguards the device and the connected load in the event of a fault condition.

6. Low Quiescent Current: The LDO operates with a low quiescent current, which is advantageous for battery-operated devices, extending battery life by minimizing power consumption when the device is idle.

7. Wide Input Voltage Range: It supports a wide input voltage range, typically from 2.5V to 6V, allowing it to be used in various applications with different power supply requirements.

8. Noise Performance: The device is designed to provide low output noise, which is critical for sensitive analog applications and RF circuits.

Applications:

The AP7333-33SRG-7 is suitable for a variety of applications, including:

• Portable electronics
• Battery-powered devices
• Microcontroller power supplies
• RF and analog circuits
• Automotive electronics
• Industrial control systems

Pin Configuration:

The SOT-23-5 package features five pins, typically including:

• Input (Vin): The pin where the input voltage is applied.
• Ground (GND): The common ground connection.
• Output (Vout): The regulated output voltage pin.
• Enable (EN): A pin that can be used to enable or disable the regulator.
• Bypass (BP): A pin for connecting a bypass capacitor to improve transient response and reduce output noise.

Conclusion:

The AP7333-33SRG-7 from Diodes Incorporated is a reliable and efficient LDO voltage regulator that combines compact size with robust performance features, making it an excellent choice for a wide range of electronic applications. Its combination of low dropout voltage, thermal protection, and low quiescent current makes it particularly well-suited for modern, power-sensitive designs.