S-1212B50-E6T1U

Product Overview

Category

S-1212B50-E6T1U belongs to the category of voltage regulators.

Use

This product is used for regulating voltage in electronic circuits.

Characteristics

• Package: SOT-23-5
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

The specifications of S-1212B50-E6T1U are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 5.0V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 160mV (typical) at 100mA
• Quiescent Current: 40µA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-1212B50-E6T1U is as follows:

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

Functional Features

• Low dropout voltage: The S-1212B50-E6T1U has a low dropout voltage of only 160mV, ensuring efficient regulation even with low input voltages.
• Low quiescent current: With a typical quiescent current of 40µA, this voltage regulator minimizes power consumption when the load is light.
• Excellent line and load regulation: The S-1212B50-E6T1U provides precise output voltage regulation, maintaining stability even with varying input voltages and load conditions.
• Thermal shutdown protection: This voltage regulator includes a thermal shutdown feature that protects the device from overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Low dropout voltage enables efficient regulation.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation ensures stable output voltage.
• Thermal shutdown protection enhances safety.

Disadvantages

• Limited maximum output current of 150mA may not be suitable for high-power applications.
• Package size (SOT-23-5) may limit its use in space-constrained designs.

Working Principles

The S-1212B50-E6T1U operates based on a linear voltage regulation principle. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The internal circuitry monitors the input voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The S-1212B50-E6T1U can be used in various electronic applications, including but not limited to:

1. Battery-powered devices: This voltage regulator is suitable for portable electronics powered by batteries, such as smartphones, tablets, and portable audio players.
2. IoT devices: With its low quiescent current and small package size, the S-1212B50-E6T1U is ideal for IoT devices that require efficient power management and compact design.
3. Wearable devices: The low dropout voltage and excellent line/load regulation make this voltage regulator suitable for wearable devices like smartwatches and fitness trackers.
4. Automotive electronics: The S-1212B50-E6T1U can be used in automotive applications where precise voltage regulation is required, such as infotainment systems and dashboard displays.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the S-1212B50-E6T1U include:

1. S-1112B50-M5T1G
2. MCP1700-5002E/TO
3. LP2985-50DBVR

These models provide comparable voltage regulation capabilities and can be considered as alternatives based on specific application requirements.

In conclusion, the S-1212B50-E6T1U is a low dropout voltage regulator with excellent line/load regulation and low quiescent current. It finds applications in various electronic devices, particularly those requiring efficient power management and stable voltage regulation.