S-1003NA49I-M5T1U

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Thermal shutdown protection - Short circuit current limit - Reverse current protection

Package: SOT-23-5

Essence: The S-1003NA49I-M5T1U is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.

Packaging/Quantity: The S-1003NA49I-M5T1U is available in a tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV @ 150mA
• Output Current: 150mA
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1003NA49I-M5T1U has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. NC (No Connection)
5. EN (Enable)

Functional Features

• Low Dropout Voltage: The S-1003NA49I-M5T1U exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Output Voltage Accuracy: This voltage regulator provides high output voltage accuracy, ensuring precise and stable voltage levels for connected devices.
• Low Quiescent Current: With a low quiescent current, the S-1003NA49I-M5T1U minimizes power consumption when the load is light or idle.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.
• Short Circuit Current Limit: It features a short circuit current limit to protect the regulator and connected devices from excessive current.
• Reverse Current Protection: The S-1003NA49I-M5T1U includes reverse current protection, preventing current flow from the output pin to the input pin.

Advantages and Disadvantages

Advantages: - High output voltage accuracy - Low dropout voltage - Low quiescent current - Thermal shutdown protection - Short circuit current limit - Reverse current protection

Disadvantages: - Limited output current (150mA)

Working Principles

The S-1003NA49I-M5T1U operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output pins based on the feedback received from an internal error amplifier. This feedback loop ensures that the output voltage remains stable and within the specified range, even with variations in the input voltage and load conditions.

Detailed Application Field Plans

The S-1003NA49I-M5T1U is suitable for various applications that require a stable and regulated power supply. Some potential application fields include: - Battery-powered devices - Portable electronic devices - IoT devices - Wearable devices - Consumer electronics - Industrial equipment

Detailed and Complete Alternative Models

• S-1003NA49I-M5T1G
• S-1003NA49I-M5T2U
• S-1003NA49I-M5T2G
• S-1003NA49I-M5T3U
• S-1003NA49I-M5T3G
• S-1003NA49I-M5T4U
• S-1003NA49I-M5T4G

These alternative models offer similar functionality and characteristics to the S-1003NA49I-M5T1U, providing options for different package types or quantities.

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