S-1137B18-U5T1G

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy, low quiescent current
Package: SOT-23-5
Essence: Regulates input voltage to a stable output voltage
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

Input Voltage Range: 2.5V - 6.0V
Output Voltage Range: 1.2V - 5.5V
Dropout Voltage: 200mV @ 100mA
Quiescent Current: 30µA
Load Regulation: ±0.5%
Line Regulation: ±0.3%
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137B18-U5T1G has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin for turning the regulator on/off 4. FB: Feedback pin for setting the output voltage 5. VOUT: Output voltage 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.
Built-in overcurrent protection safeguards the circuit from excessive current flow.
Thermal shutdown feature prevents overheating and damage to the IC.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Small package size enables space-saving designs. - Excellent load and line regulation ensure stable output voltage under varying conditions.

Disadvantages: - Limited maximum output current may restrict usage in high-power applications. - Sensitive to input voltage fluctuations, requiring additional filtering components.

Working Principles

The S-1137B18-U5T1G is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage to adjust the pass transistor's resistance. This adjustment maintains a constant output voltage regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

The S-1137B18-U5T1G finds applications in various electronic devices, including: 1. Battery-powered portable devices: Provides stable voltage for microcontrollers, sensors, and other low-power components. 2. Communication systems: Regulates voltage for RF modules, transceivers, and signal processing circuits. 3. Automotive electronics: Ensures reliable power supply for infotainment systems, lighting controls, and engine management units. 4. Industrial equipment: Used in control systems, motor drives, and instrumentation devices. 5. Consumer electronics: Suitable for powering audio/video equipment, gaming consoles, and wearable devices.

Detailed and Complete Alternative Models

S-1137B25-U5T1G: Similar specifications but with a higher maximum output current of 250mA.
S-1137B33-U5T1G: Offers a fixed output voltage of 3.3V, suitable for specific applications.
S-1137B50-U5T1G: Provides a fixed output voltage of 5.0V, commonly used in USB power supplies.

Note: These alternative models are from the same product series and share similar characteristics and pin configurations.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací S-1137B18-U5T1G v technických řešeních

Sure! Here are 10 common questions and answers related to the application of S-1137B18-U5T1G in technical solutions:

Q1: What is S-1137B18-U5T1G? A1: S-1137B18-U5T1G is a specific model or part number of a component used in technical solutions. It could be a voltage regulator, IC, or any other electronic component.

Q2: What is the purpose of S-1137B18-U5T1G? A2: The purpose of S-1137B18-U5T1G is to regulate voltage levels within a circuit or system, ensuring stable and reliable power supply to other components.

Q3: What is the input voltage range for S-1137B18-U5T1G? A3: The input voltage range for S-1137B18-U5T1G typically varies between X volts and Y volts. Please refer to the datasheet for the exact specifications.

Q4: What is the output voltage of S-1137B18-U5T1G? A4: The output voltage of S-1137B18-U5T1G is Z volts. Again, please consult the datasheet for precise information.

Q5: Can S-1137B18-U5T1G handle high current loads? A5: Yes, S-1137B18-U5T1G is designed to handle moderate to high current loads, typically up to A amperes. Refer to the datasheet for detailed current handling capabilities.

Q6: Is S-1137B18-U5T1G suitable for automotive applications? A6: Yes, S-1137B18-U5T1G is often used in automotive applications due to its robustness, reliability, and ability to withstand harsh operating conditions.

Q7: Does S-1137B18-U5T1G have built-in protection features? A7: Yes, S-1137B18-U5T1G usually incorporates various protection features such as overcurrent protection, thermal shutdown, and reverse polarity protection. Refer to the datasheet for specific details.

Q8: Can S-1137B18-U5T1G operate in a wide temperature range? A8: Yes, S-1137B18-U5T1G is designed to operate within a wide temperature range, typically from -40°C to +85°C. Check the datasheet for precise temperature specifications.

Q9: What package does S-1137B18-U5T1G come in? A9: S-1137B18-U5T1G is commonly available in a surface-mount package, such as SOT-23 or DFN, making it suitable for compact designs.

Q10: Where can I find more information about S-1137B18-U5T1G? A10: You can find more detailed information about S-1137B18-U5T1G in the datasheet provided by the manufacturer. It contains specifications, application notes, and other relevant details.

Please note that the answers provided here are general and may vary depending on the specific model and manufacturer of S-1137B18-U5T1G. Always refer to the official documentation for accurate information.