S-1135A19-U5T1G

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Overcurrent protection - Thermal shutdown protection

Package: SOT-23-5

Essence: The S-1135A19-U5T1G is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.9V
• Output Current: Up to 150mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 30μA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135A19-U5T1G 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 ensures efficient power conversion even with small input-output voltage differentials.
• High output voltage accuracy provides a stable and precise voltage supply to connected devices.
• Low quiescent current minimizes power consumption when the regulator is in standby mode.
• Overcurrent protection safeguards the IC and connected devices from excessive current flow.
• Thermal shutdown protection prevents the IC from overheating and potential damage.

Advantages and Disadvantages

Advantages: - Reliable voltage regulation for various electronic devices. - Compact SOT-23-5 package allows for space-saving integration. - Wide operating temperature range enables usage in diverse environments. - Overcurrent and thermal shutdown protection enhance device safety.

Disadvantages: - Limited output current capacity (up to 150mA). - Fixed output voltage may not be suitable for all applications.

Working Principles

The S-1135A19-U5T1G operates as a linear voltage regulator. It regulates the input voltage to a stable output voltage of 1.9V, regardless of any fluctuations in the input voltage or load conditions. The IC achieves this by utilizing a feedback mechanism that adjusts the internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

The S-1135A19-U5T1G is commonly used in various battery-powered portable devices, such as:

1. Mobile phones
2. Tablets
3. Portable media players
4. Digital cameras
5. Handheld gaming consoles

Its low dropout voltage, high output voltage accuracy, and low quiescent current make it ideal for applications where power efficiency and stability are crucial.

Detailed and Complete Alternative Models

1. S-1135B19-U5T1G
2. S-1135C19-U5T1G
3. S-1135D19-U5T1G
4. S-1135E19-U5T1G

These alternative models offer similar functionality and characteristics but may have different output voltages to suit specific application requirements.

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