S-817B57AMC-CXUT2U

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-89-5
• Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.
• Packaging/Quantity: Available in tape and reel packaging with 3,000 units per reel.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.8V to 5.0V
• Dropout Voltage: 200mV (typical) at 100mA load current
• Quiescent Current: 30µA (typical)
• Output Current: 100mA (maximum)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.2% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B57AMC-CXUT2U IC has the following pin configuration:

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Pin Description: 1. VOUT: Output Voltage 2. GND: Ground 3. NC: No Connection 4. VIN: Input Voltage 5. CE: Chip Enable

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Overcurrent protection safeguards the IC and connected devices from excessive current flow.
• Thermal shutdown protection prevents overheating, ensuring safe operation under high temperature conditions.

Advantages

• Compact SOT-89-5 package allows for easy integration into space-constrained designs.
• Wide input voltage range enables compatibility with various power sources.
• Excellent line and load regulation ensures stable output voltage regardless of input or load variations.
• Robust overcurrent and thermal protection enhance the reliability and longevity of the IC.

Disadvantages

• Limited output current of 100mA may not be sufficient for high-power applications.
• No adjustable output voltage option available, limiting flexibility in certain designs.

Working Principles

The S-817B57AMC-CXUT2U operates as a linear voltage regulator. It compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by utilizing a low resistance pass element. The IC also incorporates protection features such as overcurrent detection and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The S-817B57AMC-CXUT2U is suitable for a wide range of applications, including: 1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices. 2. Automotive electronics: Infotainment systems, navigation systems, and dashboard displays. 3. Industrial equipment: Sensors, control systems, and motor drives. 4. Consumer electronics: Smartphones, tablets, and digital cameras. 5. Medical devices: Patient monitoring equipment, diagnostic devices, and wearable health trackers.

Detailed and Complete Alternative Models

1. S-817A Series: Similar voltage regulators with different output voltage options.
2. S-817B Series: Voltage regulators with higher output current capabilities.
3. S-817C Series: Voltage regulators with adjustable output voltage options.
4. S-817D Series: Voltage regulators with additional features such as power-on reset and watchdog timer.

(Note: Please refer to the manufacturer's datasheet for a comprehensive list of alternative models.)

This encyclopedia entry provides an overview of the S-817B57AMC-CXUT2U voltage regulator IC. It includes basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.