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ISL8117AFRZ-T
+Lista de MateriaisIC REG CTRLR BUCK 16QFN
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FabricanteRenesas Electronics Corporation
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Peça do Fabricante #ISL8117AFRZ-T
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Base Product Number | ISL8117 |
| 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 ~ 60V |
| Frequency - Switching | 100kHz ~ 2MHz |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 16-TFQFN Exposed Pad |
| Supplier Device Package | 16-QFN (4x4) |
| Packaging | Tape & Reel (TR) |
Visão Geral
Description
The ISL8117AFRZ-T is a high-performance synchronous step-down (buck) DC-DC regulator designed for various applications requiring efficient power conversion. It features a wide input voltage range, typically from 4.5V to 17V, making it suitable for automotive, industrial, and consumer electronics.
This regulator supports output currents up to 17A, with programmable output voltage capabilities down to 0.8V, allowing flexibility for diverse applications. The ISL8117AFRZ-T includes advanced functions such as adjustable frequency, soft-start, and comprehensive protection features including overcurrent, thermal shutdown, and under-voltage lockout.
Its compact package design helps save board space while maintaining high efficiency, often exceeding 90%, which is critical for thermal management and battery-operated devices. The device is also optimized for low quiescent current, enhancing its performance in low-power applications.
Overall, the ISL8117AFRZ-T is an ideal choice for designers looking to implement reliable and efficient power management solutions in their systems.
This regulator supports output currents up to 17A, with programmable output voltage capabilities down to 0.8V, allowing flexibility for diverse applications. The ISL8117AFRZ-T includes advanced functions such as adjustable frequency, soft-start, and comprehensive protection features including overcurrent, thermal shutdown, and under-voltage lockout.
Its compact package design helps save board space while maintaining high efficiency, often exceeding 90%, which is critical for thermal management and battery-operated devices. The device is also optimized for low quiescent current, enhancing its performance in low-power applications.
Overall, the ISL8117AFRZ-T is an ideal choice for designers looking to implement reliable and efficient power management solutions in their systems.
Equivalent
The ISL8117AFRZ-T is a step-down (buck) regulator. Equivalent products include the LM2596, MP1584, TPS563201, and LTC3865. These alternatives share similar specifications such as input voltage range, output current capability, and efficiency, but check datasheets for precise compatibility in your specific application.
Features
The ISL8117AFRZ-T is a highly integrated buck controller known for its efficiency and versatility. Key features include:
1. Input Voltage Range: Operates from 4.5V to 17V, suitable for various power supply applications.
2. Output Voltage: Adjustable output voltage from 0.8V to 5V, allowing for flexible design.
3. Current Limit: Integrated current limiting for enhanced protection and reliability.
4. Switching Frequency: Adjustable frequency up to 1MHz, enabling optimized performance and reduced component size.
5. Efficiency: High efficiency allows for lower thermal dissipation, making it suitable for compact designs.
6. Power Good Indicator: Provides a power good signal for system monitoring.
7. Soft-Start Function: Reduces inrush current during startup, improving system stability.
8. Thermal Protection: Built-in thermal shutdown feature for added safety.
9. Compact Package: Available in a small 10 Ld MSOP package, facilitating space-constrained applications.
These features make the ISL8117AFRZ-T ideal for applications in portable devices, industrial, and telecommunications.
1. Input Voltage Range: Operates from 4.5V to 17V, suitable for various power supply applications.
2. Output Voltage: Adjustable output voltage from 0.8V to 5V, allowing for flexible design.
3. Current Limit: Integrated current limiting for enhanced protection and reliability.
4. Switching Frequency: Adjustable frequency up to 1MHz, enabling optimized performance and reduced component size.
5. Efficiency: High efficiency allows for lower thermal dissipation, making it suitable for compact designs.
6. Power Good Indicator: Provides a power good signal for system monitoring.
7. Soft-Start Function: Reduces inrush current during startup, improving system stability.
8. Thermal Protection: Built-in thermal shutdown feature for added safety.
9. Compact Package: Available in a small 10 Ld MSOP package, facilitating space-constrained applications.
These features make the ISL8117AFRZ-T ideal for applications in portable devices, industrial, and telecommunications.
Pinout
The ISL8117AFRZ-T is a high-performance buck (step-down) controller from Renesas. It features a 16-pin TQFN package. The pin configuration includes:
1. VIN – Input voltage supply.
2. VOUT – Output voltage.
3. SW – Switch node for the power stage.
4. GND – Ground reference.
5. COMP – Compensation network connection.
6. FB – Feedback voltage for output regulation.
7. PGND – Power ground.
8. SS – Soft-start control.
9. ILIM – Current limit setting.
10. MODE – Mode selection for different operating modes (e.g., Continuous or Discontinuous).
11. EN – Enable pin to turn the converter on or off.
12. TRK – Tracking input for output voltage sequencing.
13. VREF – Reference voltage output.
14-16. NC (No Connect) – Not connected pins for thermal and mechanical stability.
This device is designed for high efficiency in point-of-load applications, supporting a wide input voltage range and adjustable output voltage.
1. VIN – Input voltage supply.
2. VOUT – Output voltage.
3. SW – Switch node for the power stage.
4. GND – Ground reference.
5. COMP – Compensation network connection.
6. FB – Feedback voltage for output regulation.
7. PGND – Power ground.
8. SS – Soft-start control.
9. ILIM – Current limit setting.
10. MODE – Mode selection for different operating modes (e.g., Continuous or Discontinuous).
11. EN – Enable pin to turn the converter on or off.
12. TRK – Tracking input for output voltage sequencing.
13. VREF – Reference voltage output.
14-16. NC (No Connect) – Not connected pins for thermal and mechanical stability.
This device is designed for high efficiency in point-of-load applications, supporting a wide input voltage range and adjustable output voltage.
Manufacturer
The ISL8117AFRZ-T is manufactured by Renesas Electronics Corporation. Renesas is a global semiconductor company headquartered in Japan, specializing in microcontrollers, analog, power, and mixed-signal semiconductor solutions. The company focuses on various sectors, including automotive, industrial, and consumer electronics, providing innovative technologies to enable smarter and more efficient products. Renesas is known for its commitment to high performance, quality, and reliability in its semiconductor products and solutions.
Application
The ISL8117AFRZ-T is a high-performance synchronous buck regulator designed for various applications, including:
1. Networking Equipment: Providing stable power for routers, switches, and servers.
2. Telecommunications: Powering base stations and other telecom infrastructure.
3. Consumer Electronics: Supplying power for laptops, tablets, and portable devices.
4. Industrial Automation: Supporting control systems and automation equipment.
5. Automotive: Powering electronic control units (ECUs) and infotainment systems.
6. Medical Devices: Ensuring reliable power for diagnostic and monitoring equipment.
Its features support efficient voltage regulation across these diverse applications.
1. Networking Equipment: Providing stable power for routers, switches, and servers.
2. Telecommunications: Powering base stations and other telecom infrastructure.
3. Consumer Electronics: Supplying power for laptops, tablets, and portable devices.
4. Industrial Automation: Supporting control systems and automation equipment.
5. Automotive: Powering electronic control units (ECUs) and infotainment systems.
6. Medical Devices: Ensuring reliable power for diagnostic and monitoring equipment.
Its features support efficient voltage regulation across these diverse applications.
Package
The ISL8117AFRZ-T is packaged in a 28-lead TQFN (Thin Quad Flat No-lead) package. This type of package offers a compact footprint and efficient thermal performance, suitable for power management applications.
