S-817B43AY-Z2-U

Product Overview

Use

This product is commonly used for voltage regulation in various electronic devices and circuits.

Characteristics

Input Voltage Range: 1.8V to 6.0V
Output Voltage: 4.3V ± 2%
Maximum Output Current: 50mA
Low Quiescent Current: 1μA (typ.)
Low Dropout Voltage: 160mV (typ.) at 10mA load current
Built-in Overcurrent Protection
Built-in Thermal Shutdown Circuitry
Small Package Size: SOT-23-5

Package and Quantity

The S-817B43AY-Z2-U comes in a small SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

Input Voltage Range: 1.8V to 6.0V
Output Voltage: 4.3V ± 2%
Maximum Output Current: 50mA
Quiescent Current: 1μA (typ.)
Dropout Voltage: 160mV (typ.) at 10mA load current
Operating Temperature Range: -40°C to +85°C
Package Type: SOT-23-5

Detailed Pin Configuration

The S-817B43AY-Z2-U has the following pin configuration:

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

Functional Features

Voltage Regulation: The S-817B43AY-Z2-U provides a stable output voltage of 4.3V, ensuring proper functioning of connected devices.
Overcurrent Protection: The built-in overcurrent protection circuitry safeguards the regulator and the connected circuitry from excessive current.
Thermal Shutdown: The thermal shutdown feature protects the device from overheating by shutting it down when the temperature exceeds a certain threshold.
Low Quiescent Current: With a quiescent current of only 1μA, the S-817B43AY-Z2-U minimizes power consumption in standby or low-load conditions.
Low Dropout Voltage: The low dropout voltage of 160mV at 10mA load current ensures efficient power conversion.

Advantages and Disadvantages

Advantages

Wide input voltage range allows compatibility with various power sources.
Small package size enables space-saving designs.
Overcurrent protection enhances system reliability.
Low quiescent current reduces power consumption.
Thermal shutdown prevents damage due to overheating.

Disadvantages

Limited maximum output current of 50mA may not be suitable for high-power applications.
No connection (NC) pin may limit flexibility in certain circuit designs.

Working Principles

The S-817B43AY-Z2-U is a linear voltage regulator that operates by comparing the output voltage with a reference voltage. It adjusts the resistance between the input and output to maintain a stable output voltage of 4.3V, regardless of changes in the input voltage or load conditions. The overcurrent protection circuitry monitors the output current and limits it to prevent damage to the regulator and the connected circuitry. The thermal shutdown feature shuts down the regulator if the temperature exceeds a safe threshold, protecting it from overheating.

Detailed Application Field Plans

The S-817B43AY-Z2-U can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - IoT devices - Wearable devices - Consumer electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the S-817B43AY-Z2-U are: - S-817A33ANB-CUJT2G - S-817A33ANB-CUPT2G - S-817A33ANB-DQMT2G - S-817A33ANB-DQPT2G

These models offer similar voltage regulation capabilities and package options, providing flexibility in design choices.

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技術ソリューションにおける S-817B43AY-Z2-U の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of S-817B43AY-Z2-U in technical solutions:

Q: What is the S-817B43AY-Z2-U? A: The S-817B43AY-Z2-U is a voltage detector IC (integrated circuit) that monitors the power supply voltage and provides a reset signal when the voltage drops below a certain threshold.
Q: What is the typical operating voltage range for the S-817B43AY-Z2-U? A: The typical operating voltage range for this IC is 2.0V to 6.0V.
Q: How does the S-817B43AY-Z2-U help in technical solutions? A: It ensures proper functioning of electronic devices by monitoring the power supply voltage and generating a reset signal if the voltage falls below a specified level, preventing erratic behavior or data corruption.
Q: Can the S-817B43AY-Z2-U be used in battery-powered applications? A: Yes, it can be used in battery-powered applications as it operates within a wide voltage range and consumes very low current.
Q: What is the output type of the S-817B43AY-Z2-U? A: The output type is an active-low reset signal, which goes low when the voltage drops below the threshold.
Q: What is the typical reset threshold voltage of the S-817B43AY-Z2-U? A: The typical reset threshold voltage is 4.3V.
Q: Is the S-817B43AY-Z2-U suitable for automotive applications? A: Yes, it is suitable for automotive applications as it meets the AEC-Q100 Grade 2 qualification standards.
Q: Can the S-817B43AY-Z2-U be used in industrial control systems? A: Absolutely, it is commonly used in industrial control systems to ensure stable operation and prevent data loss during power fluctuations.
Q: Does the S-817B43AY-Z2-U have any built-in delay time for the reset signal? A: Yes, it has a built-in delay time of approximately 200ms to allow the power supply voltage to stabilize before releasing the reset signal.
Q: What package does the S-817B43AY-Z2-U come in? A: It comes in a small SOT-23-5 package, which is suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific application requirements and datasheet specifications of the S-817B43AY-Z2-U.