SM72375/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 1.5A
• Quiescent Current: 50µA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SM72375/NOPB is an SOP-8 package with the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. EN (Enable)
5. SW (Switch)
6. PGND (Power Ground)
7. COMP (Compensation)
8. VOUT (Output Voltage)

Functional Features

• High efficiency voltage regulation
• Low power consumption in standby mode
• Overcurrent protection
• Thermal shutdown protection
• Soft start and soft stop functionality
• Adjustable output voltage through feedback pin

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power dissipation - Wide input voltage range allows for versatile applications - Compact SOP-8 package saves board space - Overcurrent and thermal protection ensure device safety

Disadvantages: - Limited maximum output current of 1.5A - Not suitable for high-power applications

Working Principles

The SM72375/NOPB is a voltage regulator that takes an input voltage within the range of 4.5V to 18V and provides a regulated output voltage between 0.8V and 5.5V. It achieves high efficiency by utilizing a synchronous buck converter topology. The device operates at a switching frequency of 1.2MHz, allowing for smaller external components.

The regulator includes various protection features such as overcurrent protection and thermal shutdown. These safeguards ensure the device's longevity and protect it from damage under abnormal operating conditions.

Detailed Application Field Plans

The SM72375/NOPB is commonly used in various applications, including but not limited to:

1. Battery-powered devices
2. Portable electronics
3. IoT (Internet of Things) devices
4. Industrial automation
5. Automotive electronics

Its compact size, wide input voltage range, and efficient power management make it suitable for these applications where space and power consumption are critical factors.

Detailed and Complete Alternative Models

1. LM2596S-ADJ: Adjustable Voltage Regulator, TO-220 package
2. LT1763CS8-3.3: Fixed 3.3V Voltage Regulator, SO-8 package
3. TPS54331RTER: Synchronous Buck Converter, QFN-16 package
4. AP1509-50T5L-U: Fixed 5V Voltage Regulator, SOT-23 package
5. MAX5033DASA+: High-Efficiency Step-Down Converter, SOIC-8 package

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

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