S-1135D18-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current, Ultra-Low Quiescent Current
• Package: SOT-23-5
• Essence: Regulates voltage with minimal power loss
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.2V to 16V
• Maximum Output Current: 1.5A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 1μA (typical)

Detailed Pin Configuration

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High current capability allows for powering a wide range of devices.
• Ultra-low quiescent current minimizes power consumption during standby or idle modes.
• Enable pin provides control over the regulator's operation.

Advantages

• Efficient voltage regulation with minimal power loss.
• Wide input and output voltage ranges offer versatility in various applications.
• High output current capability enables the use of power-hungry components.
• Ultra-low quiescent current prolongs battery life in portable devices.
• Small package size (SOT-23-5) facilitates space-constrained designs.

Disadvantages

• Dropout voltage of 200mV may limit performance in applications with tight voltage margins.
• Limited pin configuration options due to the SOT-23-5 package.

Working Principles

The S-1135D18-U5T1U 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 adjusting the pass transistor accordingly. This control mechanism ensures a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The S-1135D18-U5T1U finds applications in various electronic devices, including: 1. Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearable devices. 2. Industrial equipment: Suitable for powering sensors, actuators, and control circuits in industrial automation systems. 3. Automotive electronics: Used in automotive modules, infotainment systems, and lighting applications. 4. Communication devices: Enables stable power supply for routers, modems, and wireless access points. 5. Consumer electronics: Ideal for audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. S-1135D18-M5T1U: Similar specifications but with a different package (SOT-23-6).
2. S-1135D18-U5T2U: Higher maximum output current of 2A but with a slightly higher dropout voltage.
3. S-1135D18-U5T1R: RoHS-compliant version of the S-1135D18-U5T1U.

(Note: The above alternative models are provided for reference and may have slight differences in specifications or package options.)

This entry provides comprehensive information about the S-1135D18-U5T1U voltage regulator, including its basic overview, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.