S-817B37AY-B-G

Product Overview

Use

This product is primarily used for voltage regulation in electronic circuits.

Characteristics

Package: SOT-89-5
Essence: Low dropout voltage regulator
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

The specifications of S-817B37AY-B-G are as follows:

Input Voltage Range: 2.0V to 6.0V
Output Voltage: 3.7V
Output Current: 150mA (max)
Dropout Voltage: 160mV (typ)
Quiescent Current: 20µA (typ)
Line Regulation: ±0.1% (typ)
Load Regulation: ±0.2% (typ)
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-817B37AY-B-G is as follows:

GND (Ground)
VIN (Input Voltage)
VOUT (Output Voltage)
CE (Control Enable)
NC (No Connection)

Functional Features

Low dropout voltage: The S-817B37AY-B-G exhibits a low dropout voltage of only 160mV, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
Low quiescent current: With a typical quiescent current of 20µA, this voltage regulator minimizes power consumption during standby or idle modes.
Excellent line and load regulation: The S-817B37AY-B-G provides precise voltage regulation with minimal deviation from the desired output voltage, ensuring stable performance across varying input voltages and loads.
Thermal shutdown protection: This voltage regulator incorporates a thermal shutdown feature that protects the device from overheating, enhancing its reliability and longevity.

Advantages and Disadvantages

Advantages

Low dropout voltage ensures efficient voltage regulation.
Low quiescent current minimizes power consumption.
Excellent line and load regulation for stable performance.
Thermal shutdown protection enhances reliability.

Disadvantages

Limited output current of 150mA may not be suitable for high-power applications.

Working Principles

The S-817B37AY-B-G 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 obtained from a voltage divider network. The control circuit adjusts the pass transistor's resistance to maintain the desired output voltage, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

The S-817B37AY-B-G finds applications in various electronic devices and systems, including but not limited to: 1. Battery-powered portable devices 2. Wireless communication modules 3. Industrial control systems 4. Consumer electronics 5. Medical equipment

Detailed and Complete Alternative Models

S-817A33ANF-CUPT2G: 3.3V, 150mA, SOT-23-5 package
S-817A33ANF-CWQT2G: 3.3V, 150mA, SOT-323-5 package
S-817A33ANF-DQFT2G: 3.3V, 150mA, SNT-6A package
S-817A33ANF-EYJT2G: 3.3V, 150mA, SOT-89-5 package
S-817A33ANF-FRJT2G: 3.3V, 150mA, SOT-89-5 package

These alternative models offer similar specifications and functionality to the S-817B37AY-B-G, providing flexibility in design choices.

In conclusion, the S-817B37AY-B-G is a low dropout voltage regulator with excellent line and load regulation. Its compact package, low quiescent current, and thermal shutdown protection make it suitable for various applications in different industries. However, its limited output current may restrict its use in high-power applications.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací S-817B37AY-B-G v technických řešeních

Sure! Here are 10 common questions and answers related to the application of S-817B37AY-B-G in technical solutions:

Q: What is the S-817B37AY-B-G? A: The S-817B37AY-B-G is a voltage detector IC (integrated circuit) manufactured by a specific company.
Q: What is the purpose of the S-817B37AY-B-G? A: The purpose of this IC is to monitor the voltage level of a power supply and provide an output signal when the voltage falls below a certain threshold.
Q: What is the operating voltage range of the S-817B37AY-B-G? A: The operating voltage range of this IC is typically between 1.6V and 6.0V.
Q: How does the S-817B37AY-B-G detect voltage levels? A: It uses an internal voltage reference and a comparator to compare the input voltage with a preset threshold.
Q: What is the output signal of the S-817B37AY-B-G? A: The output signal is typically an active-low signal, meaning it goes low when the voltage falls below the threshold.
Q: Can I adjust the voltage threshold of the S-817B37AY-B-G? A: No, the voltage threshold is fixed and cannot be adjusted.
Q: What is the typical accuracy of the voltage detection? A: The typical accuracy is around ±1.5%.
Q: Is the S-817B37AY-B-G suitable for battery-powered applications? A: Yes, it is commonly used in battery-powered applications to monitor the battery voltage and trigger actions accordingly.
Q: Does the S-817B37AY-B-G have any built-in protection features? A: Yes, it has built-in overvoltage and undervoltage detection to protect the connected circuitry.
Q: Can I use the S-817B37AY-B-G in automotive applications? A: Yes, it is suitable for automotive applications as it can withstand high temperatures and has a wide operating voltage range.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of the S-817B37AY-B-G.