ISL6251AHRZ

Product Overview

Category

ISL6251AHRZ belongs to the category of voltage regulators.

Use

It is primarily used for power management in electronic devices.

Characteristics

• High efficiency
• Low power consumption
• Compact size
• Wide input voltage range

Package

ISL6251AHRZ comes in a small outline package (SOP) form factor.

Essence

The essence of ISL6251AHRZ lies in its ability to regulate and stabilize voltage levels in electronic devices, ensuring proper functioning and protection against power fluctuations.

Packaging/Quantity

ISL6251AHRZ is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: Up to 3A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL6251AHRZ has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. COMP: Compensation pin
7. SS: Soft-start pin

Functional Features

• Overcurrent protection
• Overvoltage protection
• Undervoltage lockout
• Thermal shutdown protection
• Adjustable output voltage
• Soft-start function

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows compatibility with various power sources
• Compact size enables integration into space-constrained designs
• Comprehensive protection features ensure device safety

Disadvantages

• Limited output current capacity may not be suitable for high-power applications
• Requires external components for proper operation

Working Principles

ISL6251AHRZ operates as a buck voltage regulator, converting higher input voltages to lower output voltages. It utilizes pulse width modulation (PWM) techniques to regulate the output voltage based on feedback from the FB pin. The internal control circuitry adjusts the duty cycle of the switching transistor to maintain a stable output voltage.

Detailed Application Field Plans

ISL6251AHRZ finds applications in various electronic devices, including but not limited to: - Laptops - Tablets - Mobile phones - Portable gaming consoles - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL6251AHRZ are: - LM2596 - LT1084 - TPS5430 - MAX15062

These models offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, ISL6251AHRZ is a voltage regulator with high efficiency, compact size, and comprehensive protection features. It is commonly used in electronic devices such as laptops, tablets, and mobile phones. While it has limitations in terms of output current capacity, there are alternative models available to suit different application needs.