ISL6545ACBZ-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency synchronous buck controller
• Package: 20-Lead SOIC package
• Essence: Regulates and controls power supply voltage in electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 14V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 20A
• Switching Frequency: 300kHz to 1MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6545ACBZ-T has a 20-pin configuration. The pins are as follows:

1. VIN - Input Voltage
2. BOOT - Bootstrap Supply for High-Side Gate Driver
3. PHASE - Phase Node Connection
4. GND - Ground
5. COMP - Compensation Node
6. FB - Feedback Voltage
7. SS/TR - Soft-Start/Tracking Control
8. SYNC - Synchronization Input
9. VCC - Internal Regulator Output
10. EN - Enable Input
11. PGND - Power Ground
12. LX - Switching Node
13. AGND - Analog Ground
14. RT - Oscillator Timing Resistor
15. CT - Oscillator Timing Capacitor
16. SS/TR - Soft-Start/Tracking Control
17. SYNC - Synchronization Input
18. VCC - Internal Regulator Output
19. EN - Enable Input
20. PGND - Power Ground

Functional Features

• High efficiency and low power dissipation
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Synchronization input for multi-phase operation
• Soft-start and tracking control for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows compatibility with various power sources - Adjustable output voltage provides versatility - Synchronization input enables multi-phase operation for higher power applications - Soft-start and tracking control ensure a smooth and controlled power-up process

Disadvantages: - Limited maximum output current of 20A may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The ISL6545ACBZ-T is a synchronous buck controller that regulates the power supply voltage in electronic devices. It operates by converting a higher input voltage to a lower output voltage using high-frequency switching. The controller adjusts the duty cycle of the switching signal to maintain the desired output voltage. By utilizing synchronous rectification, it achieves high efficiency and minimizes power loss.

Detailed Application Field Plans

The ISL6545ACBZ-T is commonly used in various applications, including but not limited to: - Power supplies for computer systems - Industrial equipment - Telecommunications devices - Consumer electronics - Automotive electronics

Alternative Models

1. ISL6545BCBZ-T
2. ISL6545CCBZ-T
3. ISL6545DCBZ-T
4. ISL6545ECBZ-T
5. ISL6545FCBZ-T

These alternative models offer similar functionality and characteristics to the ISL6545ACBZ-T, providing options for different requirements and preferences.

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