S-1200B43-A6T1U

Basic Information Overview

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

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V
• Output Current: 200mA
• Dropout Voltage: 150mV @ 100mA
• Quiescent Current: 30μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1200B43-A6T1U has a total of five pins arranged as follows:

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Pin Configuration: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin 4. NC: No connection 5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• Wide input voltage range allows for versatile applications in various electronic devices.
• High efficiency minimizes power dissipation and extends battery life.
• Enable pin provides control over the regulator's operation, allowing for power-saving modes.

Advantages and Disadvantages

Advantages: - Small package size enables space-saving designs. - Wide input voltage range makes it suitable for a wide range of applications. - Low dropout voltage ensures efficient power conversion.

Disadvantages: - Limited output current may not be sufficient for high-power applications. - Single output voltage limits its versatility in certain scenarios.

Working Principles

The S-1200B43-A6T1U is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The S-1200B43-A6T1U is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. Its small package size and low dropout voltage make it ideal for power management in battery-powered applications. Additionally, it can be employed in various other low-power electronic devices where a stable output voltage is required.

Detailed and Complete Alternative Models

1. S-1200B18-A6T1U: Output Voltage - 1.8V, Output Current - 200mA, Package - SOT-23-5
2. S-1200B33-A6T1U: Output Voltage - 3.3V, Output Current - 200mA, Package - SOT-23-5
3. S-1200B50-A6T1U: Output Voltage - 5.0V, Output Current - 200mA, Package - SOT-23-5

These alternative models offer different output voltages while sharing similar characteristics and package sizes with the S-1200B43-A6T1U.

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