S-8521B20MC-ATFT2G

Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low power consumption - High efficiency - Small package size - Wide operating voltage range

Package: ATFT2G (Thin and Fine Pitch Package, 2mm x 2mm, 0.4mm pitch)

Essence: The S-8521B20MC-ATFT2G is a power management IC designed for efficient power supply control in various electronic devices.

Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

Input Voltage Range: 2.5V to 6.0V
Output Voltage Range: 0.8V to 3.6V
Maximum Output Current: 200mA
Quiescent Current: 0.1µA (typical)
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8521B20MC-ATFT2G has the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
EN: Enable pin
VOUT: Output voltage pin

Functional Features

Low dropout voltage
Overcurrent protection
Thermal shutdown protection
Short-circuit protection
Soft start function

Advantages

High efficiency helps conserve battery life
Small package size saves board space
Wide operating voltage range allows for versatile applications
Overcurrent and short-circuit protection ensure device safety

Disadvantages

Limited maximum output current may not be suitable for high-power applications
Operating temperature range may restrict usage in extreme environments

Working Principles

The S-8521B20MC-ATFT2G regulates the input voltage to provide a stable output voltage. It utilizes a low dropout voltage regulator and various protection mechanisms to ensure reliable power supply control.

Detailed Application Field Plans

The S-8521B20MC-ATFT2G is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. It can also be employed in battery-powered IoT devices, medical equipment, and industrial applications where efficient power management is crucial.

Alternative Models

S-8521A20MC-ATFT2G: Similar specifications with a different package size (2mm x 2mm, 0.5mm pitch)
S-8521C20MC-ATFT2G: Higher maximum output current (300mA) with the same package size and pin configuration
S-8521B25MC-ATFT2G: Extended input voltage range (2.5V to 7.0V) with the same package size and pin configuration

These alternative models offer flexibility in choosing the most suitable power management IC based on specific requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan S-8521B20MC-ATFT2G dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of S-8521B20MC-ATFT2G in technical solutions:

Q1: What is the S-8521B20MC-ATFT2G? A1: The S-8521B20MC-ATFT2G is a specific model of voltage detector IC (integrated circuit) manufactured by a company called Seiko Instruments. It is designed to monitor the voltage level of a power supply and provide an output signal when the voltage falls below a certain threshold.

Q2: What are the typical applications of S-8521B20MC-ATFT2G? A2: The S-8521B20MC-ATFT2G is commonly used in various technical solutions where monitoring the voltage level is critical, such as battery-powered devices, portable electronics, automotive systems, and power management circuits.

Q3: How does the S-8521B20MC-ATFT2G work? A3: The S-8521B20MC-ATFT2G operates by comparing the input voltage with a reference voltage internally set within the IC. When the input voltage drops below the reference voltage, it triggers the output signal, indicating a low voltage condition.

Q4: What is the operating voltage range of S-8521B20MC-ATFT2G? A4: The S-8521B20MC-ATFT2G has an operating voltage range from 0.8V to 6.0V, making it suitable for a wide range of applications.

Q5: Can the threshold voltage be adjusted in S-8521B20MC-ATFT2G? A5: No, the threshold voltage in the S-8521B20MC-ATFT2G is fixed and cannot be adjusted. It is set internally during the manufacturing process.

Q6: What is the output configuration of S-8521B20MC-ATFT2G? A6: The S-8521B20MC-ATFT2G provides an open-drain output, which means it can sink current but cannot source current. An external pull-up resistor is required to pull the output signal high.

Q7: What is the typical quiescent current consumption of S-8521B20MC-ATFT2G? A7: The S-8521B20MC-ATFT2G has a low quiescent current consumption of typically 0.8µA, making it suitable for battery-powered applications where power efficiency is crucial.

Q8: Does S-8521B20MC-ATFT2G have any built-in hysteresis? A8: Yes, the S-8521B20MC-ATFT2G incorporates a built-in hysteresis of typically 100mV, which helps prevent false triggering due to voltage fluctuations or noise.

Q9: Is S-8521B20MC-ATFT2G available in different package options? A9: Yes, the S-8521B20MC-ATFT2G is available in a small surface-mount package called SOT-23-5, which is widely used in the electronics industry.

Q10: Can S-8521B20MC-ATFT2G be used in automotive applications? A10: Yes, the S-8521B20MC-ATFT2G is suitable for automotive applications as it meets the AEC-Q100 automotive reliability standards and operates within the specified temperature range of -40°C to +105°C.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.