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ISL91110IR2AZ-T is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC REG BUCK BOOST 3.5V 2A 20QFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for ISL91110IR2AZ-T
- Description：IC REG BUCK BOOST 3.5V 2A 20QFN
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR)
- Function：Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Buck-Boost
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：1.8V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：3.5V
- Voltage - Output (Max)：-
- Current - Output：2A
- Frequency - Switching：2.5MHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：20-VFQFN Exposed Pad
- Supplier Device Package：20-QFN (4x4)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for ISL91110IR2AZ-T
Voltage Regulators - DC DC Switching Regulators Overview
The ISL91110IR2AZ-T is a high-efficiency buck-boost switching regulator IC manufactured by Renesas Electronics. It features integrated 4A switches and operates with an input voltage range of 1.8V to 5.5V. The device provides a fixed 3.3V output at up to 2A. It utilizes a 2.5MHz switching frequency and includes shutdown functionality. The component is housed in a WLCSP-25 package and supports operation from -40°C to +85°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Integrated 4A power switches for high-current capability
- Buck-boost topology supporting battery chemistries
- Fixed 3.3V output configuration
- Compact WLCSP-25 packaging
Voltage Regulators - DC DC Switching Regulators Applications
- Systems using new battery chemistries
- Portable electronic devices requiring efficient power management
- Battery-powered equipment needing stable 3.3V rails
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix IR2AZ against the official Renesas datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure compatibility with the WLCSP-25 footprint during PCB layout. Confirm RoHS compliance status through current manufacturer documentation before finalizing procurement.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a fixed 3.3V output is required from a variable input source between 1.8V and 5.5V. The integrated 4A switches support loads up to 2A. Consider the WLCSP-25 package size constraints and thermal performance within the -40°C to +85°C operating range.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the ISL91110 series of high-current buck-boost regulators. It is designed for applications utilizing new battery chemistries where efficiency and compact size are critical. The series offers integrated power switches to reduce external component count.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult the official Renesas replacement guide for verified substitutes. Cross-reference pinouts and electrical specifications carefully when considering alternative packages or updated revisions within the same product family.
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