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ISL95870BIRZ-T

IC REG CTRLR GPU 1OUT 20QFN

ISL95870BIRZ-T
  • ISL95870BIRZ-T
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See Product Specifications for product details.

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ISL95870BIRZ-T

IC REG CTRLR GPU 1OUT 20QFN

  • Manufacturer：

    RENESAS

  • Datasheet：

    ISL95870BIRZ-T datasheet

  • Package/Case：

    QFN-20

  • Product Category：

    RF Integrated Circuits

  • RoHS Status： RoHS Status Lead free/RoHS Compliant

Submit your quote request now, and we expect to provide a quote within December 12, 2025. Place your order now, and we expect to complete the transaction within December 17, 2025. Ps:Time is according to GMT+8:00.

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Stock：18000 PCS

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ISL95870BIRZ-T Product Details

Features

• Input Voltage Range: 3.3V to 25V

• Output Voltage Range: 0.5V to 5V

• Precision Regulation

- Proprietary R4™ Frequency Control Loop

- ±0.5% System Accuracy Over -10°C to +100°C

• Optimal Transient Response

- Intersil’s R4™ Modulator Technology

• Output Remote Sense

• Extremely Flexible Output Voltage Programmability

- 2-Bit VID Selects Four Independent Setpoint 

Voltages for ISL95870B

- 2-Bit VID Selects Four Dependent or Three 

Independent Setpoint Voltages for ISL95870A

- Simple Resistor Programming of Setpoint Voltages

• Selectable 300kHz, 500kHz, 600kHz or 1MHz PWM 

Frequency in Continuous Conduction

• Automatic Diode Emulation Mode for Highest Efficiency

• Power-Good Monitor for Soft-Start and Fault Detection


Applications

• Mobile PC Graphical Processing Unit VCC Rail

• Mobile PC I/O Controller Hub (ICH) VCC Rail

• Mobile PC Memory Controller Hub (GMCH) VCC Rail


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Description

The ISL95870BIRZ-T is a high-performance switching controller designed for use in notebook GPU controllers. Key features include:
Wide input voltage range (3.3V to 25V).
Output voltage flexibility, from 0.5V to 5V.
Proprietary R4™ frequency control loop for precise regulation.
±0.5% system accuracy and optimal transient response. This controller enables efficient power management in laptops, supporting GPU functionality with high accuracy and performance.

Features

The ISL95870BIRZ-T features a wide input/output voltage range, precise regulation, R4™ frequency control loop for fast response, and an impressive ±0.5% system accuracy. It also includes diode emulation mode, power-good monitoring, and flexible PWM frequency options.

Package

The package type of ISL95870BIRZ-T is 20-VFQFN Exposed Pad.

Pinout

The ISL95870BIRZ-T, a Renesas switching controller, does not provide explicit information on pin count and function in the given description. To find the exact pin count and functions, consult the device's datasheet or contact the manufacturer directly. Datasheets typically include a pinout diagram with detailed descriptions of each pin's functionality.

Manufacturer

The manufacturer of the ISL95870BIRZ-T is Renesas, a leading semiconductor company. Renesas specializes in developing and providing advanced electronic solutions for various industries.

Applications

The ISL95870BIRZ-T is a high-performance switching controller designed for GPU controllers and notebook applications. It offers precise regulation, efficient diode emulation, and power-good monitoring, making it suitable in demanding electronic systems.

Equivalent

The equivalent product of ISL95870BIRZ-T from Renesas is likely the ISL95870A or another high-performance switching controller in a similar package format.

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Q&A for ISL95870BIRZ-T

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