IRU1050-33CM

Product Overview

Category: Integrated Voltage Regulator
Use: Power management
Characteristics: High efficiency, low dropout voltage, compact size
Package: CM (Compact Module)
Essence: Voltage regulator IC
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-223

Detailed Pin Configuration

The IRU1050-33CM has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• High efficiency power conversion
• Low dropout voltage for improved performance
• Compact module design for space-constrained applications
• Overcurrent and thermal protection
• Fast transient response

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Low dropout voltage ensures stable output voltage even with varying input voltage - Compact size allows for easy integration into small electronic devices - Overcurrent and thermal protection safeguards the device and connected components - Fast transient response enables quick load regulation

Disadvantages: - Limited maximum output current of 1A may not be suitable for high-power applications - Operating temperature range of -40°C to +85°C may restrict usage in extreme environments

Working Principles

The IRU1050-33CM is an integrated voltage regulator that regulates the input voltage to a stable 3.3V output voltage. It utilizes a feedback mechanism to continuously monitor the output voltage and adjust the internal circuitry to maintain the desired voltage level. The dropout voltage of 200mV ensures that the output voltage remains stable even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The IRU1050-33CM is commonly used in various electronic devices and systems where a stable 3.3V power supply is required. Some typical application fields include:

1. Battery-powered devices: Portable electronics, handheld instruments, etc.
2. Communication systems: Wireless routers, network switches, etc.
3. Industrial automation: Control systems, sensors, actuators, etc.
4. Automotive electronics: Infotainment systems, navigation devices, etc.
5. Consumer electronics: Smartphones, tablets, digital cameras, etc.

Detailed and Complete Alternative Models

1. LM1117-3.3: Similar specifications and pin configuration, available in different package types
2. TPS70933: Low-power alternative with lower quiescent current and smaller package size
3. LT1763-3.3: High-performance alternative with higher maximum output current and wider operating temperature range

Note: This is not an exhaustive list, and there are several other alternative models available in the market.

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