ISL6545IBZ-T

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ISL6545IBZ-T

+BOM

IC REG CTRLR BUCK 8SOIC

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  • 제조업체 부품 #ISL6545IBZ-T

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사양

속성 가치
Part Status Last Time Buy
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4.5V ~ 14.4V
Frequency - Switching 300kHz
Duty Cycle (Max) 100%
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Enable
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ISL6545

개요

Description

The ISL6545IBZ-T is a high-performance, dual-output voltage regulator from Intersil, designed for various applications, including point-of-load conversion in computing and telecom systems. It features an integrated power MOSFET driver, allowing for efficient power management with minimal external components. The device supports adjustable output voltages, enabling flexibility to meet specific system requirements.
Key features include high efficiency, low quiescent current, and a wide input voltage range, making it suitable for battery-operated devices. The ISL6545IBZ-T also supports features like over-current protection, thermal shutdown, and soft-start functionality, ensuring reliable operation and protection against faults.
With its compact design and robust performance, this voltage regulator is ideal for applications where space and efficiency are critical. Overall, the ISL6545IBZ-T is a versatile solution for modern power management needs in a variety of electronic devices.

Equivalent

Equivalent products to the ISL6545IBZ-T chip include the LM2675, LM2576, and TPS5430. These components offer similar functionalities in terms of voltage regulation and power management. Always verify specific parameters like input/output voltage, current ratings, and thermal characteristics when considering alternatives for compatibility with your application.

Features

The ISL6545IBZ-T is a high-efficiency, dual-output synchronous buck controller designed for applications requiring step-down voltage conversion. Key features include:
1. Dual-Channel Output: Supports two outputs for flexibility in power distribution.
2. High Efficiency: Achieves efficiencies exceeding 90% to minimize heat generation and improve system reliability.
3. Wide Input Voltage Range: Accepts input voltages from 4.5V to 16V, accommodating various power supply sources.
4. Adjustable Output Voltage: Output voltages can be set from 0.8V to 5.5V, providing versatility for different loads.
5. Current Mode Control: Offers excellent transient response and loop stability.
6. Integrated Drivers: Incorporates high-side and low-side MOSFET drivers, simplifying design.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout for enhanced safety and reliability.
8. Compact Package: Housed in a 28-lead TSSOP package, suitable for space-constrained applications.
These features make the ISL6545IBZ-T suitable for various applications, including telecommunications, computing, and industrial systems.

Pinout

The ISL6545IBZ-T is a power supply controller with a pin count of 32. It is designed for synchronous buck converters with dual outputs. The key functions of the ISL6545IBZ-T include:
1. Voltage Regulation: It provides precise output voltage regulation for powering processors and other components.
2. Current Sharing: Supports load sharing between multiple phases for better efficiency and thermal management.
3. Fault Protection: Includes features like overcurrent protection and thermal shutdown to ensure safe operation.
4. Adjustable Frequency: The switching frequency can be adjusted to optimize performance based on specific application needs.
5. Soft Start: Provides controlled soft start to minimize inrush current during startup.
The device is suited for applications in computing and communications where efficient power management is critical.

Manufacturer

The ISL6545IBZ-T is manufactured by Renesas Electronics Corporation. Renesas is a global leader in semiconductor solutions, specializing in high-performance microcontrollers, analog and power devices, and system-on-chip (SoC) solutions. The company serves a variety of markets, including automotive, industrial, communications, and consumer electronics. Renesas was formed through the merger of several companies, with its roots tracing back to the Japanese semiconductor industry. They focus on innovation and development in the semiconductor space, providing essential components for a wide range of electronic applications.

Application

The ISL6545IBZ-T is a high-performance power management IC primarily used in notebook computers and other portable devices. Its application areas include:
1. Battery Management: Optimizing charging and discharging processes in lithium-ion and lithium-polymer batteries.
2. Power Supply Regulation: Providing stable output voltage for various components in portable devices.
3. LED Drivers: Controlling LED lighting applications in mobile devices.
4. Consumer Electronics: Used in devices like tablets, smartphones, and other handheld gadgets requiring efficient power management.
5. Telecommunications: Employed in wireless communication devices for power efficiency.
Overall, it enhances energy efficiency and performance in compact electronic systems.

Package

The ISL6545IBZ-T is packaged in a 28-lead TSSOP (Thin Shrink Small Outline Package), which is designed for compact applications.

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