S-8211CBV-I6T1U

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: SOT-23-5

Essence: The S-8211CBV-I6T1U is a power management IC designed for low voltage applications. It provides a stable output voltage with high accuracy and offers various protection features.

Packaging/Quantity: The S-8211CBV-I6T1U is available in a SOT-23-5 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30μA (typical)
• Output Current: 150mA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8211CBV-I6T1U has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. CE: Chip enable pin
4. VOUT: Output voltage pin
5. FB: Feedback pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High output voltage accuracy allows precise regulation.
• Low quiescent current minimizes power consumption when the device is idle.
• Overcurrent protection prevents damage to the IC and connected components.
• Thermal shutdown protection safeguards against overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Small package size enables space-saving designs. - High output voltage accuracy ensures reliable performance. - Overcurrent and thermal shutdown protection enhance system safety.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Dropout voltage may affect efficiency in low voltage scenarios.

Working Principles

The S-8211CBV-I6T1U is a low dropout regulator that maintains a stable output voltage even when the input voltage is close to or below the desired output voltage. It achieves this by utilizing a PNP transistor as a pass element, which minimizes the dropout voltage.

The IC regulates the output voltage based on the feedback received from the FB pin. By comparing the feedback voltage with a reference voltage, the internal circuitry adjusts the pass element to maintain the desired output voltage.

Detailed Application Field Plans

The S-8211CBV-I6T1U is commonly used in low voltage applications where a stable and accurate output voltage is required. Some potential application fields include:

1. Battery-powered devices: The IC can regulate the voltage supplied by batteries, ensuring consistent performance of portable electronics such as smartphones, tablets, and wearable devices.

2. IoT devices: With its low quiescent current and small package size, the IC is suitable for powering IoT sensors, smart home devices, and other low-power connected devices.

3. Automotive electronics: The S-8211CBV-I6T1U can be used in automotive applications such as infotainment systems, dashboard displays, and lighting control modules, where stable and efficient power management is crucial.

4. Industrial equipment: The IC can be integrated into various industrial equipment, including measurement instruments, control systems, and communication devices, to provide reliable power regulation.

Detailed and Complete Alternative Models

1. S-8211CAI-I6T1U: Similar to S-8211CBV-I6T1U, but with a different package (SOT-23-5).
2. S-8211CAJ-I6T1U: Similar to S-8211CBV-I6T1U, but with a different package (SNT-6A).
3. S-8211CCB-I6T1U: Similar to S-8211CBV-I6T1U, but with a higher output current capability (300mA).

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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