MIC2199YML

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High Efficiency, Low Quiescent Current
Package: 8-Lead MLPD (2x2 mm)
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 0.6V to VIN
Output Current: Up to 1A
Quiescent Current: 17µA (typical)
Switching Frequency: 2MHz (typical)
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC2199YML has the following pin configuration:

VIN: Input Voltage
GND: Ground
EN: Enable Pin
FB: Feedback Pin
SW: Switch Node
PG: Power Good Indicator
SS: Soft-Start Pin
VOUT: Output Voltage

Functional Features

High efficiency synchronous buck regulator
Adjustable output voltage
Power good indicator for output voltage monitoring
Soft-start function for controlled startup
Over-temperature protection
Under-voltage lockout

Advantages and Disadvantages

Advantages

High efficiency design results in reduced power dissipation
Wide input voltage range allows for versatile applications
Small package size enables space-constrained designs
Power good indicator enhances system reliability
Soft-start feature prevents inrush current during startup

Disadvantages

Limited output current capability (up to 1A)
Requires external components for operation
Not suitable for high voltage applications

Working Principles

The MIC2199YML is a synchronous buck regulator that converts a higher input voltage to a lower output voltage. It utilizes a high-side and low-side MOSFET to efficiently regulate the output voltage. The feedback pin (FB) is used to set the desired output voltage, while the enable pin (EN) controls the device's operation. The soft-start pin (SS) allows for controlled startup, preventing excessive inrush current. The power good indicator (PG) provides a signal indicating when the output voltage is within the specified range.

Detailed Application Field Plans

The MIC2199YML is suitable for various applications where efficient power management is required. Some potential application fields include:

Battery-powered devices: Portable electronics, wearables, and IoT devices can benefit from the MIC2199YML's low quiescent current and high efficiency, extending battery life.
Industrial automation: The regulator's wide input voltage range and small package size make it suitable for industrial control systems, motor drives, and sensors.
Automotive electronics: The device's operating temperature range and over-temperature protection feature make it suitable for automotive applications such as infotainment systems and lighting control.

Detailed and Complete Alternative Models

MIC2196: Similar to MIC2199YML but with a fixed output voltage of 3.3V.
MIC2205: Buck regulator with higher output current capability (up to 2A).
MIC2297: Synchronous buck-boost regulator for applications requiring both step-up and step-down voltage conversion.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MIC2199YML v technických řešeních

Question: What is MIC2199YML?
Answer: MIC2199YML is a specific model of integrated circuit (IC) that is commonly used in technical solutions.
Question: What is the purpose of MIC2199YML?
Answer: The purpose of MIC2199YML is to provide power management and control functions in various electronic systems.
Question: What are the key features of MIC2199YML?
Answer: Some key features of MIC2199YML include high efficiency, low quiescent current, adjustable output voltage, and overcurrent protection.
Question: In which applications can MIC2199YML be used?
Answer: MIC2199YML can be used in a wide range of applications such as battery-powered devices, portable electronics, industrial automation, and automotive systems.
Question: How does MIC2199YML help in power management?
Answer: MIC2199YML helps in power management by regulating the input voltage, converting it to the desired output voltage, and providing protection against overcurrent and short circuits.
Question: Can MIC2199YML be used for both step-up and step-down voltage conversion?
Answer: Yes, MIC2199YML can be used for both step-up (boost) and step-down (buck) voltage conversion, making it versatile for different power supply requirements.
Question: What is the maximum output current that MIC2199YML can handle?
Answer: The maximum output current that MIC2199YML can handle depends on the specific model and the external components used, but it typically ranges from a few hundred milliamperes to several amperes.
Question: Is MIC2199YML easy to integrate into existing designs?
Answer: Yes, MIC2199YML is designed to be easily integrated into existing designs due to its small form factor, minimal external component requirements, and straightforward control interface.
Question: Does MIC2199YML have any built-in protection features?
Answer: Yes, MIC2199YML incorporates various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation and prevent damage to the IC and connected components.
Question: Where can I find more information about MIC2199YML?
Answer: More detailed information about MIC2199YML can be found in the datasheet provided by the manufacturer, which includes specifications, application notes, and recommended circuit designs.