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ISL81601FRZ-T
+Lista de MateriaisSWITCH SYNCHRONOUS BUCK BOOST
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FabricanteRenesas Electronics America Inc.
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Peça do Fabricante #ISL81601FRZ-T
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Pacote QFN-32
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Em Estoque5720
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| OutputType | PWM Signal |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck-Boost |
| NumberofOutputs | 1 |
| OutputPhases | 2 |
| Voltage-Supply(Vcc/Vdd) | 4.5V ~ 60V |
| Frequency-Switching | 90kHz ~ 650kHz |
| SynchronousRectifier | Yes |
| ClockSync | Yes |
| ControlFeatures | Current Limit, Enable, Power Good |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-VFQFN Exposed Pad |
Visão Geral
Description
The ISL81601FRZ-T features seamless transition between buck and boost modes, ensuring consistent output voltage regulation even as input conditions vary. It supports both synchronous and non-synchronous operation, enhancing its versatility and efficiency. The device includes various protective features, such as overvoltage, undervoltage, overcurrent, and thermal protection, safeguarding the system against potential faults.
Additionally, the ISL81601FRZ-T offers programmable switching frequency, which allows designers to optimize the balance between efficiency and component size. It also provides features like soft-start, power-good indication, and adjustable output voltage, making it a robust solution for complex power management needs. The IC is available in a compact, thermally efficient package, facilitating its integration into space-constrained designs.
Equivalent
1. Texas Instruments LM5176 - A wide input voltage range buck-boost controller.
2. Analog Devices LTC3780 - A high efficiency, synchronous buck-boost converter.
3. Maxim Integrated MAX17599 - A 4-switch buck-boost controller.
4. ON Semiconductor NCP81231 - A configurable buck-boost controller.
These alternatives offer similar functionalities for various applications. Always check the datasheets for specific feature compatibility and performance parameters.
Features
1. Wide Input Voltage Range: Supports 4.5V to 60V, making it suitable for various applications.
2. Output Voltage Flexibility: Capable of delivering output voltages from 0.8V to 60V.
3. High Efficiency: Achieves up to 99% efficiency with its synchronous rectification.
4. Current Mode Control: Provides excellent line and load regulation.
5. Seamless Buck-Boost Transition: Ensures smooth operation across all operating modes.
6. Adjustable Switching Frequency: Allows for optimization of efficiency and performance.
7. Phase-Locked Loop (PLL) Synchronization: Facilitates synchronization to an external clock.
8. Protection Features: Includes overcurrent, overvoltage, undervoltage, and thermal shutdown protections.
9. Compensator Design: Offers an external compensation network for flexibility in different scenarios.
10. Package: Comes in a compact and thermally efficient package, ideal for space-constrained applications.
These features make the ISL81601FRZ-T suitable for industrial, consumer, and telecom power supplies.
Pinout
Key features and specifications of the ISL81601FRZ-T include:
- Pin Count: The ISL81601FRZ-T comes in a 5mm x 5mm TQFN package with a total of 32 pins.
- Functionality: This controller supports both buck (step-down) and boost (step-up) operations, allowing it to handle input voltages both above and below the output voltage. It is often used in battery-powered devices, power supply units, and other applications requiring flexible voltage regulation.
The ISL81601FRZ-T is engineered for high efficiency and reliability, making it ideal for demanding environments and applications requiring precise voltage regulation and power management.
Manufacturer
Application
1. Telecommunications: It can manage power supplies for telecom equipment requiring stable voltage regulation across fluctuations.
2. Industrial Power Systems: Suitable for applications needing robust power conversion, like motor drives and control systems.
3. Battery-Powered Devices: Ideal for managing battery charging and discharging in devices like laptops and portable electronics.
4. Renewable Energy Systems: Used in solar inverters and energy storage systems to handle varying input and output conditions efficiently.
Its versatility and efficiency make it useful in any application requiring efficient conversion between different voltage levels.