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RENESAS ISL91128IINEVZ Buck-Boost Regulator

The ISL91128 is a high-current buck-boost switching regulator designed for advanced battery-powered systems, supporting input voltages from 1.8V to 5.5V. It delivers up to 2.4A continuous output current with high efficiency up to 96%, utilizing a synchronous four-switch architecture. Features include automatic Buck-Boost mode switching, programmable output voltage from 1.9V to 5.0V via I2C, and a low quiescent current of 30μA. Its compact 20-ball WLCSP package measures 2.15mm x 1.74mm, ideal for space-constrained applications like smartphones, tablets, and RF communication devices.

Authorized Distributors
Source:Newark
Part No:ISL91128IIN-EVZ
Stock:1
Inv Date:06-06-2026
Price: Unit price: $91.12
Buy/RFQ:
Source:DigiKey
Part No:ISL91128IIN-EVZ
Stock:0
Inv Date:06-06-2026
Price: Unit price: $145.22
Buy/RFQ:
Part No:ISL91128IIN-EVZ
Stock:0
Inv Date:06-07-2026
Price: Unit price: $145.22
Buy/RFQ:

RENESAS ISL91128IINEVZ Buck-Boost Regulator Specifications:

  • Input Voltage Range: 1.8V to 5.5V
  • Continuous Output Current: Up to 2.4A
  • Efficiency: Up to 96%
  • Quiescent Current: 30μA
  • Switching Frequency: 2.5MHz
  • Package: 20-ball WLCSP, 2.15mm x 1.74mm
  • Output Voltage Range: 1.9V to 5.0V, programmable via I2C
  • Thermal Resistance (Typical): 72°C/W
  • Maximum Junction Temperature: +125°C
  • Operating Temperature Range: -40°C to +85°C
  • Protection: Short-circuit, Overtemperature, Undervoltage
  • Input/Output Capacitors: 2x10μF input, 2x22μF output (ceramic X5R)

Buy the Renesas Series ISL91128 Buck-Boost Regulator: ISL91128INZ

Purchase the Renesas Series ISL91128 buck-boost regulator online and enhance your device's power efficiency and reliability. This compact, high-performance component supports input voltages from 1.8V to 5.5V and delivers up to 2.4A current with efficiency up to 96%. Featuring programmable output voltage from 1.9V to 5.0V via I2C interface, it is ideal for space-constrained applications like smartphones, tablets, and RF communication modules. Its small WLCSP package simplifies integration, making it the perfect choice for modern electronic designs requiring dependable power regulation.

Order your Renesas Series ISL91128 buck-boost regulator today and ensure reliable, space-saving power management for your innovative battery-powered projects.

Frequently Asked Questions

Where can I buy RENESAS ISL91128IINEVZ?

You can click on the BUY or RFQ button to purchase ISL91128IINEVZ from an authorized RENESAS distributor.

How do I troubleshoot issues or seek technical support for part ISL91128IINEVZ?

You can download the ISL91128IINEVZ datasheet or visit the RENESAS website for support.

Who is the manufacturer of ISL91128IINEVZ?

RENESAS

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