ISL6534CR-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: QFN (Quad Flat No-Lead)

Essence: The ISL6534CR-T is a power management IC designed for efficient power delivery in various electronic devices.

Packaging/Quantity: The ISL6534CR-T is available in a QFN package and is typically sold in reels of 2500 units.

Specifications

The ISL6534CR-T has the following specifications:

• Input Voltage Range: 2.97V to 5.5V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 4A
• Switching Frequency: 300kHz to 1MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6534CR-T has a total of 20 pins. The detailed pin configuration is as follows:

1. VIN
2. VIN
3. VCC
4. VCC
5. GND
6. GND
7. GND
8. GND
9. PGND
10. PGND
11. PGND
12. PGND
13. FB1
14. FB2
15. COMP
16. SS/TRK
17. EN
18. PGOOD
19. LX
20. LX

Functional Features

The ISL6534CR-T offers the following functional features:

• Dual synchronous buck controller
• Adjustable output voltage
• Overcurrent protection
• Overvoltage protection
• Undervoltage lockout
• Soft-start capability
• Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - Multiple protection features ensure safe operation

Disadvantages: - Limited maximum output current of 4A may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The ISL6534CR-T operates as a dual synchronous buck controller. It regulates the output voltage by adjusting the duty cycle of the internal switches. The feedback signals from FB1 and FB2 pins are compared to a reference voltage, and the controller adjusts the switching frequency accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The ISL6534CR-T is commonly used in the following application fields:

1. Consumer electronics
2. Telecommunications equipment
3. Industrial automation
4. Automotive electronics
5. Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ISL6534CR-T include:

1. LTC3636: Power management IC with adjustable output voltage and high efficiency.
2. TPS54332: Synchronous buck converter with wide input voltage range and compact size.
3. MAX15062: Dual synchronous buck controller with integrated protection features.

These alternative models can be considered based on specific requirements and design constraints.

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