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Product Detailed Parameters
- Description：8V 12A, 2-PHASE LOW IQ SYNC BOOS
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Up
- Output Configuration：Positive
- Topology：Boost
- Output Type：Programmable
- Number of Outputs：1
- Voltage - Input (Min)：2.5V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：-
- Voltage - Output (Max)：8V
- Current - Output：12A
- Frequency - Switching：300kHz ~ 4MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：35-UFBGA, WLCSP
- Supplier Device Package：35-WLCSP (1.85x2.55)
- Grade：-
- Qualification：-
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Overview
The LT8349ACBZ-R7 is a synchronous boost converter IC from Analog Devices. It integrates two internal power switches to deliver up to 12A of output current with an input voltage range extending up to 8V. The device features low quiescent current operation, making it suitable for energy-efficient designs. It utilizes a fixed-frequency current-mode control architecture and supports external synchronization. The component is housed in a compact WLCSP package.
Feature Summary
- Integrates dual high-current power switches for efficient step-up conversion
- Supports continuous output currents up to 12A
- Features low quiescent current for improved system efficiency
- Utilizes synchronous rectification for enhanced performance
Applications
- Industrial automation systems requiring robust power regulation
- Automotive electronics operating within specified voltage limits
- Portable equipment needing high-efficiency DC-DC conversion
- Battery-powered devices utilizing boost topology
Procurement Notes
Verify the specific suffix and tape-and-reel packaging requirements against the official datasheet before ordering. Confirm that the supplier provides valid traceability documentation. Ensure compatibility with surface-mount assembly processes. Check for any regional distribution restrictions or obsolescence notices directly from Analog Devices. Validate that the received components match the exact part number specifications.
Selection Notes
Select this component when designing applications requiring high current capability from low input voltages. Consider the thermal performance of the WLCSP package in the final layout. Evaluate the need for external synchronization if noise immunity is critical. Compare the integrated switch current rating against peak load demands. Assess the input voltage range to ensure it covers the minimum source voltage during operation.
Part Context
This part belongs to the LT8349 family of synchronous boost converters designed by Analog Devices. The series focuses on delivering high current density in small form factors. It targets applications where space constraints and efficiency are primary design drivers. The ACBZ-R7 designation indicates the specific temperature grade, package type, and reel packaging configuration.
Replacement Considerations
Consult the official Analog Devices replacement guide for verified substitutes. Cross-reference pinouts and electrical characteristics carefully. Verify that alternative parts meet the same current and voltage specifications.
