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LTC3862IUH-2 is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC POWER MANAGEMENT. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC3862IUH-2
- Description：IC POWER MANAGEMENT
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Up, Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Boost, SEPIC
- Number of Outputs：2
- Output Phases：2
- Voltage - Supply (Vcc/Vdd)：5.5V ~ 36V
- Frequency - Switching：75kHz ~ 500kHz
- Duty Cycle (Max)：96%
- Synchronous Rectifier：No
- Clock Sync：Yes
- Serial Interfaces：-
- Control Features：Enable, Frequency Control, Phase Control, Soft Start
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：24-WQFN Exposed Pad
- Supplier Device Package：24-QFN (5x5)
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for LTC3862IUH-2
DC DC Switching Controllers Overview
The LTC3862IUH-2 is a multi-phase current mode step-up DC/DC controller manufactured by Analog Devices Inc. It supports Boost and SEPIC topologies with an input voltage range of 5.5 V to 36 V. The device operates at a switching frequency of 300 kHz and features a shutdown function. It is housed in a QFN-24 package and functions within a temperature range of -40°C to +125°C.
DC DC Switching Controllers Feature Summary
- Supports multi-phase operation for high-current boost and SEPIC applications
- Integrates hiccup mode protection for fault management
- Enables clock synchronization for noise reduction
DC DC Switching Controllers Applications
- Industrial power systems requiring isolated or non-isolated step-up conversion
- Battery-powered equipment utilizing SEPIC topologies for wide input ranges
- Telecommunications infrastructure power supplies
DC DC Switching Controllers Procurement Notes
Verify the specific suffix (e.g., EUH vs IUH) against the required operating temperature range, as industrial grades differ from extended grades. Confirm RoHS compliance status via the manufacturer's official datasheet before finalizing procurement specifications.
DC DC Switching Controllers Selection Notes
Select this component when designing multi-phase boost converters requiring precise current sharing and low output ripple. Ensure the external inductor selection matches the 300 kHz switching frequency and that the input voltage remains above the minimum threshold for stable regulation.
DC DC Switching Controllers Part Context
This part belongs to the LTC3862 family of PolyPhase controllers designed for high-efficiency power conversion. It serves as a core control IC for complex power architectures, distinct from integrated switch regulators by providing only the drive signals for external MOSFETs.
DC DC Switching Controllers Replacement Considerations
Direct substitutes include other members of the LTC3862 series such as the LTC3862EUH-2#PBF or LTC3862IUH-1#PBF, depending on the required temperature grade and specific pinout configuration.
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