ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
LTC3731IUH#TRPBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 32QFN. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC3731IUH#TRPBF
- Description：IC REG CTRLR BUCK 32QFN
- Series：PolyPhase®
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：3
- Output Phases：3
- Voltage - Supply (Vcc/Vdd)：3.8V ~ 7V
- Frequency - Switching：225kHz ~ 680kHz
- Duty Cycle (Max)：98.50%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable, Phase Control, Power Good, Soft Start
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：32-WFQFN Exposed Pad
- Supplier Device Package：32-QFN (5x5)
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for LTC3731IUH#TRPBF
DC DC Switching Controllers Overview
The LTC3731IUH#TRPBF is a three-phase, 600kHz synchronous buck switching regulator controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4V to 36V and supports output voltages from 0.6V to 6V. The device utilizes a PolyPhase architecture to drive external N-channel MOSFETs in a fixed-frequency, lockable phase configuration. It is housed in a 32-pin QFN package with exposed pad and functions within a temperature range of -40°C to +85°C.
DC DC Switching Controllers Feature Summary
- PolyPhase architecture for multi-phase power delivery
- Fixed-frequency operation with lockable phase alignment
- Integrated driver for external N-channel MOSFETs
DC DC Switching Controllers Applications
- High-current server processor power supplies
- Graphics processing unit (GPU) voltage regulation modules
- Industrial distributed power systems
DC DC Switching Controllers Procurement Notes
Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing components. Confirm that the IUH designation corresponds to the industrial temperature grade (-40°C to +85°C). Ensure compatibility with the required number of phases for the target application design.
DC DC Switching Controllers Selection Notes
Select this component for designs requiring high current density and efficient thermal management through phase interleaving. The fixed frequency simplifies EMI filter design compared to variable frequency controllers. Verify that the external MOSFET selection matches the controller's drive capabilities and switching speed requirements.
DC DC Switching Controllers Part Context
This part belongs to the LTC3731 family of PolyPhase controllers designed for demanding digital load applications. It serves as a core component in voltage regulator modules (VRMs) where multiple phases are combined to achieve high output currents while minimizing input and output capacitance requirements.
DC DC Switching Controllers Replacement Considerations
Consult official documentation for direct pin-compatible substitutes within the Analog Devices portfolio. Verify electrical specifications and thermal characteristics before replacing existing inventory.
Explore related parts through Power Management (PMIC), Integrated Circuits (ICs), all product categories, ChipApex homepage.
