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Product Detailed Parameters
- Description：IC REG CTRLR FWRD CONV 38TSSOP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- 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)：10.5V ~ 16V
- 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 LT3752EFE-1#TRPBF is a current mode PWM controller optimized for active clamp forward converter topologies, manufactured by Analog Devices Inc. It features an integrated DC/DC housekeeping controller and supports synchronous rectification. The device operates within a switching frequency range of 100 kHz to 500 kHz and accepts supply voltages from 6.5V to 100V. It provides one output channel with a maximum duty cycle of 95%. The component is housed in a 38-TSSOP-EP package and functions reliably across an operating temperature range of -40°C to +125°C.
Feature Summary
- Optimized for active clamp forward converter topology with integrated housekeeping controller
- Supports synchronous rectification for improved efficiency
- Current mode PWM control architecture
- Wide input voltage capability up to 100V
Applications
- DC/DC housekeeping power supplies
- Active clamp forward converter designs
- Industrial power management systems
- Isolated power conversion applications
Procurement Notes
Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm that the part number matches the exact Analog Devices specification sheet for the LT3752-1 variant. Ensure compatibility with the required 38-TSSOP-EP footprint during procurement planning. Check regional availability restrictions as distribution may vary by location.
Selection Notes
Select this controller for applications requiring high-voltage operation up to 100V with active clamp forward topology. The integrated housekeeping controller simplifies design complexity compared to discrete solutions. Consider the 100 kHz to 500 kHz switching frequency range for inductor sizing. Ensure thermal management aligns with the -40°C to +125°C operating range requirements.
Part Context
This component belongs to the LT3752 series of switching controllers designed for high-performance power conversion. It is part of Analog Devices' portfolio of PMIC solutions focusing on efficient isolated power architectures. The LT3752-1 variant specifically includes features tailored for forward converters with internal regulation capabilities.
Replacement Considerations
Consult official Analog Devices documentation for direct pin-to-pin substitutes or functional equivalents within the LT3752 family. Verify electrical parameter compatibility before substituting with other manufacturers' parts.
