規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR) |
| ProductStatus | Obsolete |
| Applications | Controller, DDR DRAM, SDRAM |
| Voltage-Input | 5V ~ 24V |
| NumberofOutputs | 2 |
| Voltage-Output | 0.9V ~ 5.5V |
| OperatingTemperature | -10°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 28-SSOP (0.154, 3.90mm Width) |
概述
Description
The ISL6225CA-T is a dual-output, synchronous-rectified buck controller designed by Intersil (now part of Renesas Electronics). It is primarily used for converting input voltage to a lower output voltage with high efficiency, making it suitable for applications such as notebook computers, graphics cards, and other portable electronic devices. The controller provides precise voltage regulation and supports two independent synchronous buck converter outputs, which can be configured to supply different voltages or to work in parallel for higher current output.
Key features include programmable output voltage, adjustable switching frequency, and integrated MOSFET drivers, which simplify the design process and reduce component count. The device also offers protection features like over-current, under-voltage, and over-voltage protection, which enhance system reliability. Its wide input voltage range and high efficiency make the ISL6225CA-T a versatile solution for power management in various electronic applications. The controller is available in a compact packaging, facilitating space-efficient designs.
Key features include programmable output voltage, adjustable switching frequency, and integrated MOSFET drivers, which simplify the design process and reduce component count. The device also offers protection features like over-current, under-voltage, and over-voltage protection, which enhance system reliability. Its wide input voltage range and high efficiency make the ISL6225CA-T a versatile solution for power management in various electronic applications. The controller is available in a compact packaging, facilitating space-efficient designs.
Equivalent
The ISL6225CA-T is a dual-output, synchronous buck PWM controller. Equivalent products include:
1. Texas Instruments TPS51116
2. ON Semiconductor NCP5425
3. Microchip Technology MCP16301
4. Analog Devices ADP3166
These alternatives offer similar functionalities in DC-DC conversion and are suitable replacements depending on the specific requirements of the application. Always verify pin compatibility and electrical characteristics before substituting.
1. Texas Instruments TPS51116
2. ON Semiconductor NCP5425
3. Microchip Technology MCP16301
4. Analog Devices ADP3166
These alternatives offer similar functionalities in DC-DC conversion and are suitable replacements depending on the specific requirements of the application. Always verify pin compatibility and electrical characteristics before substituting.
Features
The ISL6225CA-T is a dual synchronous buck PWM controller designed for efficient power management in computing and communication systems. Key features include:
1. Dual Output Capability: It supports two independent output voltage rails, allowing for versatile power configurations.
2. Voltage Regulation: Offers precise voltage regulation with an adjustable output down to 0.6V.
3. High Efficiency: Capable of delivering high efficiency through synchronous rectification, reducing power loss.
4. Voltage Tracking: Supports voltage tracking and sequencing for applications requiring synchronized power-up and power-down.
5. Protection Features: Includes over-current protection, under-voltage lockout, and over-voltage protection to ensure system reliability and safety.
6. Adjustable Frequency: The switching frequency is adjustable up to 600kHz, balancing efficiency and component size.
7. Soft-Start: Features a soft-start mechanism to limit inrush current and ensure smooth voltage ramp-up.
8. Compact Package: Available in a compact 28-lead TSSOP package, optimizing space utilization.
These features make the ISL6225CA-T suitable for dual-voltage applications, including notebooks, desktops, and industrial power systems.
1. Dual Output Capability: It supports two independent output voltage rails, allowing for versatile power configurations.
2. Voltage Regulation: Offers precise voltage regulation with an adjustable output down to 0.6V.
3. High Efficiency: Capable of delivering high efficiency through synchronous rectification, reducing power loss.
4. Voltage Tracking: Supports voltage tracking and sequencing for applications requiring synchronized power-up and power-down.
5. Protection Features: Includes over-current protection, under-voltage lockout, and over-voltage protection to ensure system reliability and safety.
6. Adjustable Frequency: The switching frequency is adjustable up to 600kHz, balancing efficiency and component size.
7. Soft-Start: Features a soft-start mechanism to limit inrush current and ensure smooth voltage ramp-up.
8. Compact Package: Available in a compact 28-lead TSSOP package, optimizing space utilization.
These features make the ISL6225CA-T suitable for dual-voltage applications, including notebooks, desktops, and industrial power systems.
Pinout
The ISL6225CA-T is a dual-output, multiphase, synchronous-buck PWM controller. It is designed for microprocessor core power in notebook and similar battery-powered applications. The ISL6225CA-T typically comes in a 28-pin package.
Key functions of the ISL6225CA-T include:
1. Dual Outputs: It can support two independent outputs, allowing it to power both the core and I/O voltages of processors.
2. Multiphase Capability: It supports multiphase operation, which enhances load transient response and reduces output voltage ripple.
3. Synchronous Rectification: The synchronous-buck topology improves efficiency by using MOSFETs instead of diodes for rectification.
4. Voltage Regulation: It provides precise voltage regulation essential for modern microprocessors.
5. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal protection to enhance reliability.
The ISL6225CA-T is widely used in applications requiring efficient power regulation for processors, particularly in portable and battery-powered devices.
Key functions of the ISL6225CA-T include:
1. Dual Outputs: It can support two independent outputs, allowing it to power both the core and I/O voltages of processors.
2. Multiphase Capability: It supports multiphase operation, which enhances load transient response and reduces output voltage ripple.
3. Synchronous Rectification: The synchronous-buck topology improves efficiency by using MOSFETs instead of diodes for rectification.
4. Voltage Regulation: It provides precise voltage regulation essential for modern microprocessors.
5. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal protection to enhance reliability.
The ISL6225CA-T is widely used in applications requiring efficient power regulation for processors, particularly in portable and battery-powered devices.
Manufacturer
The ISL6225CA-T is manufactured by Intersil Corporation. Intersil is a company specializing in the design and manufacture of high-performance analog semiconductors. It is well-known for producing a variety of integrated circuits that are used in power management, analog signal processing, and other electronic applications. The company has a strong presence in markets such as consumer electronics, industrial, and automotive sectors. Intersil was acquired by Renesas Electronics Corporation in 2017, which is a major player in the global semiconductor industry, further enhancing its capabilities and market reach.
Application
The ISL6225CA-T is a dual-output PWM controller designed for power management in computing and communication systems. Its primary application areas include notebook and desktop computers, where it regulates the core voltage of processors. It is also used in graphic cards to manage GPU power, workstations for efficient energy distribution, and consumer electronics needing reliable power supply solutions. The controller supports synchronous rectification to improve efficiency, making it suitable for portable devices where power efficiency is critical. Additionally, its versatility allows for application in other areas requiring precise voltage regulation and efficient power management.
Package
The ISL6225CA-T is typically available in a 28-lead TSSOP (Thin Shrink Small Outline Package) package type.