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LTC3807MPUDC#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 20QFN. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC3807MPUDC#TRPBF
- Description：IC REG CTRLR BUCK 20QFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：4V ~ 38V
- Frequency - Switching：50kHz ~ 900kHz
- Duty Cycle (Max)：99%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Enable, Frequency Control, Soft Start, Tracking
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：20-WFQFN Exposed Pad
- Supplier Device Package：20-QFN (3x4)
DC DC Switching Controllers datasheet and documents for LTC3807MPUDC#TRPBF
DC DC Switching Controllers Overview
The LTC3807MPUDC#TRPBF is a high-performance synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4V to 38V and supports output voltages from 0.8V to 24V. The device utilizes a constant frequency current mode architecture with a programmable switching frequency ranging from 50kHz to 900kHz. It features a low quiescent current of 50μA and includes integrated soft start, tracking, and power good indicators. The component is housed in a 20-lead QFN package measuring 3mm x 4mm.
DC DC Switching Controllers Feature Summary
- Constant frequency current mode architecture for stable regulation
- Low quiescent current operation extending battery life
- Integrated OPTI-LOOP compensation for transient response optimization
- Programmable frequency with phase lock capability
DC DC Switching Controllers Applications
- Distributed DC power systems
- Battery-powered digital devices
- Automotive always-on systems
DC DC Switching Controllers Procurement Notes
Verify the specific MP suffix against official Analog Devices documentation to confirm temperature grade and performance specifications. Ensure compatibility with external MOSFET selection based on thermal requirements. Confirm package marking and reel orientation prior to assembly integration.
DC DC Switching Controllers Selection Notes
Select this controller when wide input voltage ranges and low standby currents are required. Evaluate the need for DCR or RSENSE current sensing methods. Consider the available switching frequency options and their impact on passive component sizing. Verify that the 20-QFN package fits the target PCB layout constraints.
DC DC Switching Controllers Part Context
This part belongs to the LTC3807 family of synchronous buck controllers designed for high-efficiency power conversion. It replaces older generations of regulators by offering improved transient response and lower operating currents. The series is widely used in industrial and automotive applications requiring robust power management solutions.
DC DC Switching Controllers Replacement Considerations
Public confirmed substitute part numbers include LTC3807IUDC#TRPBF and LTC3807IFE#PBF. Verify pinout compatibility and electrical parameter alignment before substitution.
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