LTC4441MPMSE#PBF

Product Overview

Category

LTC4441MPMSE#PBF belongs to the category of power management integrated circuits (PMICs).

Use

This product is primarily used for driving high-speed and high-power MOSFETs in various applications.

Characteristics

• High-speed switching capability
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

LTC4441MPMSE#PBF is available in a small MSOP-10 package, which allows for easy integration into compact electronic devices.

Essence

The essence of LTC4441MPMSE#PBF lies in its ability to efficiently drive MOSFETs, enabling precise control over power delivery in electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0V to VIN
• Maximum Continuous Output Current: 6A
• Quiescent Current: 20µA
• Rise/Fall Time: 8ns
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. GATE: Gate Drive Output
2. VCC: Power Supply Input
3. GND: Ground
4. SD: Shutdown Input
5. PGND: Power Ground
6. BOOT: Bootstrap Capacitor Connection
7. LX: Switch Node Connection
8. VCC: Power Supply Input
9. GND: Ground
10. GATE: Gate Drive Output

Functional Features

• High-speed gate driver with adjustable output voltage
• Integrated bootstrap diode for efficient operation
• Overcurrent protection with adjustable threshold
• Thermal shutdown protection to prevent overheating
• Shutdown input for power-saving mode

Advantages and Disadvantages

Advantages

• High-speed switching capability allows for efficient power delivery
• Wide input voltage range enables compatibility with various systems
• Adjustable output voltage provides flexibility in system design
• Overcurrent and thermal shutdown protection enhance system reliability
• Small package size facilitates integration into compact devices

Disadvantages

• Limited maximum continuous output current may restrict usage in high-power applications
• Quiescent current of 20µA may impact overall power efficiency in low-power systems

Working Principles

LTC4441MPMSE#PBF operates by receiving an input voltage within the specified range and generating a high-speed gate drive output to control the MOSFET. The integrated bootstrap diode ensures efficient operation by providing the necessary voltage for driving the high-side MOSFET. The device also incorporates overcurrent and thermal shutdown protection mechanisms to safeguard against potential faults or excessive heat.

Detailed Application Field Plans

LTC4441MPMSE#PBF finds application in various fields, including but not limited to: - Power supplies - Motor control systems - LED lighting - Battery management systems - DC-DC converters - Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LTC4441MPMSE#PBF include: - IR2104S - MAX44284 - FAN7388 - UCC27524A

These alternatives can be considered based on specific requirements and system constraints.

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