RT9198-25GY

Product Overview

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

Input Voltage Range: 2.5V - 5.5V
Output Voltage: 2.5V
Package Type: SOT-23-5
Essence: Low Dropout Linear Regulator
Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

The specifications for RT9198-25GY are as follows:

Dropout Voltage: 200mV (typical)
Quiescent Current: 50μA (typical)
Load Regulation: ±1% (typical)
Line Regulation: ±0.2% (typical)
Ripple Rejection Ratio: 70dB (typical)
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration for RT9198-25GY is as follows:

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

Functional Features

Low dropout voltage ensures stable output even with small input-output voltage differentials.
Low quiescent current minimizes power consumption.
Excellent load and line regulation provide accurate voltage regulation.
High ripple rejection ratio reduces noise interference.
Wide operating temperature range allows for versatile usage.

Advantages and Disadvantages

Advantages

Compact SOT-23-5 package enables space-saving designs.
Low dropout voltage ensures efficient voltage regulation.
Wide input voltage range provides flexibility in various applications.
Excellent load and line regulation ensure stable output voltage.

Disadvantages

Limited output voltage options (only 2.5V in this case).
No thermal shutdown feature.

Working Principles

RT9198-25GY is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage difference between the input and output. It achieves this by using a pass transistor to control the current flow and adjust the output voltage accordingly. The device operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

RT9198-25GY finds applications in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wireless communication systems - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT9198-25GY are: - LM1117-2.5 - MCP1700-2502E/TO - TS2950CT-2.5 - LP2985-2.5

These models offer similar functionality and characteristics, providing options for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací RT9198-25GY v technických řešeních

Sure! Here are 10 common questions and answers related to the application of RT9198-25GY in technical solutions:

Q: What is RT9198-25GY? A: RT9198-25GY is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 2.5V.
Q: What is the input voltage range for RT9198-25GY? A: The input voltage range for RT9198-25GY is typically between 2.7V and 6V.
Q: What is the maximum output current of RT9198-25GY? A: The maximum output current of RT9198-25GY is typically 300mA.
Q: Can RT9198-25GY be used in battery-powered applications? A: Yes, RT9198-25GY can be used in battery-powered applications as it has a low dropout voltage and operates efficiently with low input voltages.
Q: Is RT9198-25GY suitable for use in automotive electronics? A: Yes, RT9198-25GY is suitable for use in automotive electronics as it can withstand high temperatures and has built-in protection features.
Q: Does RT9198-25GY require any external components for operation? A: Yes, RT9198-25GY requires a few external components such as input and output capacitors for stability and filtering.
Q: Can RT9198-25GY be used in both step-up and step-down voltage applications? A: No, RT9198-25GY is a linear voltage regulator and can only be used for step-down voltage applications.
Q: What is the typical dropout voltage of RT9198-25GY? A: The typical dropout voltage of RT9198-25GY is around 300mV at full load.
Q: Is RT9198-25GY suitable for low-power applications? A: Yes, RT9198-25GY is suitable for low-power applications as it has a low quiescent current and operates efficiently even at light loads.
Q: Can RT9198-25GY be used in noise-sensitive applications? A: Yes, RT9198-25GY has excellent line and load regulation characteristics, making it suitable for noise-sensitive applications.

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