ISL62771HRTZ-TS2775

Product Overview

Category

ISL62771HRTZ-TS2775 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• High efficiency
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

ISL62771HRTZ-TS2775 is available in a small outline package (SOP) with a thermal pad for enhanced heat dissipation.

Essence

The essence of ISL62771HRTZ-TS2775 lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 3A
• Quiescent Current: 35µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. PG: Power good indicator pin
6. SW: Switching node pin
7. VOUT: Output voltage pin

Functional Features

• Integrated synchronous buck regulator
• Adjustable output voltage through external resistors
• Soft-start function for controlled startup
• Overcurrent protection with hiccup mode
• Thermal shutdown protection to prevent overheating
• Power good indicator for system monitoring

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for compatibility with various power sources
• Adjustable output voltage provides flexibility in different applications
• Overcurrent and thermal protection enhance system reliability
• Power good indicator aids in system monitoring

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Quiescent current, although low, still contributes to power consumption

Working Principles

ISL62771HRTZ-TS2775 operates as a synchronous buck regulator. It converts the input voltage to a lower, regulated output voltage using pulse-width modulation (PWM) techniques. The feedback pin (FB) is used to adjust the output voltage through external resistors. The enable pin (EN) controls the regulator's on/off state. The switching node pin (SW) connects to an external inductor and capacitor to form a buck converter circuit.

Detailed Application Field Plans

ISL62771HRTZ-TS2775 finds application in various electronic devices that require efficient power management. Some potential fields of application include: 1. Mobile devices such as smartphones and tablets 2. Portable gaming consoles 3. Wearable devices 4. IoT (Internet of Things) devices 5. Battery-powered equipment 6. Industrial automation systems

Detailed and Complete Alternative Models

1. ISL62771HRTZ-TS2776: Similar to ISL62771HRTZ-TS2775 but with a higher maximum output current of 4A.
2. ISL62771HRTZ-TS2774: Similar to ISL62771HRTZ-TS2775 but with a lower maximum output current of 2A.
3. ISL62771HRTZ-TS2777: Similar to ISL62771HRTZ-TS2775 but with additional features such as adjustable frequency and voltage tracking.

These alternative models provide options with varying specifications to suit different power management requirements.

In conclusion, ISL62771HRTZ-TS2775 is a highly efficient integrated circuit used for power management applications. Its adjustable output voltage, wide input voltage range, and various protection features make it suitable for a range of electronic devices. While it has some limitations in terms of maximum output current, it offers reliable performance and flexibility in power regulation.