ADP2302ARDZ-3.3-R7

Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, small package size
• Package: DFN (Dual Flat No-Lead)
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 3.3V
• Output Current: Up to 200mA
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ADP2302ARDZ-3.3-R7 has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Input voltage | | 2 | GND | Ground | | 3 | EN | Enable pin | | 4 | FB | Feedback pin | | 5 | VOUT | Output voltage |

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output voltage differentials.
• Built-in thermal shutdown protection prevents damage due to excessive temperature.
• Enable pin provides control over the regulator's operation, allowing for power-saving modes.
• Fixed output voltage eliminates the need for external resistors or adjustments.

Advantages

• High efficiency results in minimal power dissipation and longer battery life.
• Small package size enables space-saving designs in compact electronic devices.
• Wide input voltage range accommodates various power sources.
• Low quiescent current reduces standby power consumption.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Fixed output voltage restricts flexibility in certain scenarios.
• Temperature range may not be suitable for extreme environments.

Working Principles

The ADP2302ARDZ-3.3-R7 is a voltage regulator that maintains a stable output voltage regardless of fluctuations in the input voltage. It achieves this by utilizing an internal feedback mechanism that continuously adjusts the output to match a reference voltage. The regulator operates in a low dropout mode, ensuring efficient regulation even when the input voltage is only slightly higher than the desired output voltage.

Detailed Application Field Plans

The ADP2302ARDZ-3.3-R7 is commonly used in various electronic devices and systems, including but not limited to: - Battery-powered devices such as portable audio players and handheld gaming consoles. - IoT (Internet of Things) devices requiring stable power supply. - Embedded systems and microcontroller-based projects. - Consumer electronics like smartphones, tablets, and digital cameras. - Industrial automation and control systems.

Alternative Models

For those seeking alternative models with similar functionality, the following options are available: - ADP2301ARDZ-3.3-R7: Similar specifications, different package type (SOT-23). - ADP2303ARDZ-3.3-R7: Higher output current capability (up to 500mA), same package type (DFN).

In conclusion, the ADP2302ARDZ-3.3-R7 is a voltage regulator IC designed for efficient and reliable voltage regulation in various electronic applications. Its small package size, high efficiency, and wide input voltage range make it a popular choice among designers. However, its limited output current and fixed output voltage should be considered when selecting the appropriate regulator for specific requirements.