ADP2503ACPZ-3.5-R7

Overview

The ADP2503ACPZ-3.5-R7 is a voltage regulator integrated circuit (IC) that belongs to the category of power management devices. It is commonly used in various electronic systems to regulate and stabilize voltage levels. This IC offers several characteristics that make it suitable for a wide range of applications. The package type, essence, packaging/quantity details, and other basic information are provided below.

Category: Power Management Device
Use: Voltage regulation and stabilization
Characteristics: High efficiency, low dropout voltage, compact size
Package: LFCSP (Lead Frame Chip Scale Package)
Essence: Voltage regulator IC
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

The ADP2503ACPZ-3.5-R7 has the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.5V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The detailed pin configuration of the ADP2503ACPZ-3.5-R7 is as follows:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. FB (Feedback)
6. VOUT (Output Voltage)

Functional Features

The ADP2503ACPZ-3.5-R7 offers the following functional features:

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Thermal shutdown protection prevents damage due to excessive heat.
• Enable pin for easy control of the regulator's operation.
• Bypass capacitor pin for improved noise performance.

Advantages and Disadvantages

Advantages: - High efficiency results in minimal power loss. - Compact size allows for space-saving integration. - Wide input voltage range enables versatile applications. - Low quiescent current prolongs battery life.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

The ADP2503ACPZ-3.5-R7 operates based on a linear voltage regulation principle. It takes an input voltage within the specified range and regulates it to a stable 3.5V output. The internal circuitry ensures that the output voltage remains constant even when the input voltage or load conditions vary.

Detailed Application Field Plans

The ADP2503ACPZ-3.5-R7 finds applications in various electronic systems, including but not limited to:

1. Battery-powered devices: Portable electronics, wearable devices, IoT sensors.
2. Communication systems: Wireless modules, routers, access points.
3. Industrial equipment: Test and measurement instruments, control systems.
4. Automotive electronics: Infotainment systems, navigation devices.

Alternative Models

In addition to the ADP2503ACPZ-3.5-R7, there are several alternative models available in the market that offer similar functionality. Some popular alternatives include:

1. LM1117-3.3: A 3.3V voltage regulator IC with adjustable output voltage.
2. MCP1700-3302E: A low dropout voltage regulator with a fixed 3.3V output.
3. TPS79633DCQR: A high-performance voltage regulator with a 3.3V fixed output.

These alternative models can be considered based on specific requirements and design constraints.

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