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Product Detailed Parameters
- Description：IC REG CTRLR FWRD CONV 38TSSOP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Up/Step-Down
- Output Configuration：Positive, Isolation Capable
- Topology：Forward Converter
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：6.5V ~ 100V
- Frequency - Switching：100kHz ~ 500kHz
- Duty Cycle (Max)：95%
- Synchronous Rectifier：Yes
- Clock Sync：Yes
- Serial Interfaces：-
- Control Features：Enable, Frequency Control, Soft Start
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad
- Supplier Device Package：38-TSSOP-EP
- Grade：-
- Qualification：-
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Overview
The LT3752IFE#TRPBF is a current mode PWM controller optimized for active clamp forward converter topologies. It integrates a DC/DC housekeeping controller to simplify system design. The device supports switching frequencies between 100 kHz and 500 kHz and operates with input voltages ranging from 6.5 V to 100 V. It features a TSSOP-38 package with an exposed pad for thermal management. The component is designed for high-efficiency power conversion applications requiring precise control and integrated auxiliary power generation.
Feature Summary
- Optimized for active clamp forward converter topology
- Integrated DC/DC housekeeping controller
- Current mode PWM control architecture
Applications
- High efficiency DC/DC power supplies
- Industrial power conversion systems
- Telecommunications equipment power stages
Procurement Notes
Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm the manufacturer is Analog Devices Inc. or authorized distributors. Check RoHS compliance documentation for environmental requirements. Ensure the part number matches the exact electrical specifications required for the target application circuit design.
Selection Notes
Select this component when an active clamp forward topology is required for high efficiency. The integrated housekeeping supply reduces external component count. Verify input voltage ranges fit the 6.5 V to 100 V specification. Consider the TSSOP-38 package constraints for PCB layout and thermal dissipation requirements in the final design.
Part Context
This part belongs to the LT3752 family of switching controllers. It is distinct from LED drivers like the LT3762, which serve different applications. The LT3752 focuses on general-purpose DC/DC conversion using forward topology. It provides a robust solution for industrial and telecom power stages requiring integrated auxiliary power.
Replacement Considerations
LT3752IFE#PBF is the tube-packaged equivalent of the same functional device. LT3752MPFE-1#TRPBF is a military-grade variant within the same family. Verify pin compatibility and thermal performance when substituting these alternatives.
