S-1135D24-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high accuracy, low quiescent current
• Package: TO-252-5L (DPAK)
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and reel, 2,500 units per reel

Specifications

• Input Voltage Range: 2.5V - 26V
• Output Voltage Range: 0.8V - 24V
• Output Current: 1.5A
• Dropout Voltage: 0.3V @ 1A
• Quiescent Current: 50µA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135D24-U5T1U has five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin 4. CE: Chip enable pin 5. NC: No connection pin

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• High accuracy provides precise output voltage control.
• Low quiescent current minimizes power consumption in standby mode.
• Overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents overheating of the IC.

Advantages

• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Compact TO-252-5L package facilitates easy integration into various electronic devices.
• Robust overcurrent and thermal protection enhance reliability and durability.

Disadvantages

• Limited output current of 1.5A may not be sufficient for high-power applications.
• Dropout voltage of 0.3V may cause a slight power loss in low input-output voltage scenarios.

Working Principles

The S-1135D24-U5T1U is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by employing a low resistance pass transistor, enabling efficient regulation even with small input-output voltage differentials.

Detailed Application Field Plans

The S-1135D24-U5T1U finds applications in various electronic devices, including: 1. Battery-powered devices: Provides stable voltage supply for portable electronics such as smartphones, tablets, and digital cameras. 2. Automotive systems: Regulates voltage for automotive sensors, infotainment systems, and lighting modules. 3. Industrial equipment: Ensures reliable voltage regulation in control systems, motor drives, and power supplies. 4. Communication devices: Maintains constant voltage for routers, switches, and wireless access points. 5. Home appliances: Used in voltage regulators for refrigerators, air conditioners, and washing machines.

Detailed and Complete Alternative Models

1. S-1135D24-M5T1U: Similar specifications but with a higher output current of 2A.
2. S-1135D24-U5T2U: Offers adjustable output voltage through external resistors.
3. S-1135D24-U5T3U: Provides additional overvoltage protection feature.

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