S-1133B12-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Small package size
• Package: SOT-23-5
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.2V
• Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1133B12-U5T1G has a total of five pins arranged as follows:

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

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High efficiency minimizes power dissipation.
• Enable pin allows for easy on/off control.
• Overcurrent protection safeguards the circuit from excessive current.

Advantages

• Compact SOT-23-5 package saves board space.
• Low quiescent current prolongs battery life.
• Excellent line and load regulation provide stable output voltage.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited output current (150mA) may not be suitable for high-power applications.
• No adjustable output voltage option available.

Working Principles

The S-1133B12-U5T1G is a linear voltage regulator that maintains a constant output voltage regardless of input voltage fluctuations. It achieves this by using a pass transistor to regulate the voltage drop across it, ensuring a stable output voltage.

Detailed Application Field Plans

The S-1133B12-U5T1G is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices. Its small package size and low power consumption make it ideal for battery-powered applications where space and efficiency are crucial.

Detailed and Complete Alternative Models

• S-1133B12-I5T1G: Same specifications but with an active-low enable pin.
• S-1133B12-M5T1G: Same specifications but with an active-high enable pin.
• S-1133B12-U3T1G: Same specifications but with an output voltage of 3.3V.

Note: These alternative models provide similar functionality but may have slight variations in pin configuration or package type.

In conclusion, the S-1133B12-U5T1G is a compact and efficient voltage regulator suitable for various portable electronic devices. Its low dropout voltage, high efficiency, and small package size make it an excellent choice for applications where space and power consumption are critical factors. However, its limited output current and lack of adjustable output voltage options should be considered when selecting alternative models for specific requirements.