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Product Detailed Parameters
- Description：40V H-BRIDGE CONTROLLER W/ CURRE
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Full-Bridge, Half-Bridge
- Number of Outputs：2
- Output Phases：2
- Voltage - Supply (Vcc/Vdd)：5.5V ~ 40V
- Frequency - Switching：100kHz ~ 1MHz
- Duty Cycle (Max)：-
- Synchronous Rectifier：Yes
- Clock Sync：Yes
- Serial Interfaces：SPI
- Control Features：Current Limit, Dead Time Control, Enable, Frequency Control, Ramp, Soft Start
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：38-TFSOP (0.173", 4.40mm Width) Exposed Pad
- Supplier Device Package：38-TSSOP-EP
- Grade：-
- Qualification：-
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Overview
The LT8204RFE#PBF is a 40V full-bridge or dual half-bridge controller manufactured by Analog Devices. It supports four-switch full-bridge and dual two-switch configurations. The device features an integrated current sense amplifier for precise control. It utilizes an SPI interface for configuration and monitoring. The component operates within a specified temperature range and is housed in a 38-TFSOP package with an exposed pad.
Feature Summary
- Supports configurable full-bridge and dual half-bridge topologies
- Integrates high-bandwidth current sense amplifier
- Enables digital control via Serial Peripheral Interface (SPI)
- Handles input voltages up to 40V
Applications
- Industrial power supplies
- Telecommunications equipment
- Server and data center power systems
Procurement Notes
Verify the specific suffix #PBF indicates lead-free packaging compliant with RoHS standards. Confirm the package type matches the required 38-TFSOP footprint with exposed pad thermal management. Ensure the supplier provides original manufacturer documentation to validate authenticity and traceability before integration into production designs.
Selection Notes
Select this controller when designing systems requiring flexible bridge topology support and digital configuration capabilities. Consider the 40V voltage rating and integrated current sensing for simplified design complexity. Evaluate the SPI interface requirements against the system's microcontroller resources. Compare thermal performance needs against the TFSOP exposed pad specifications.
Part Context
This component belongs to the LT8204 family of switching controllers designed for high-efficiency DC-DC conversion. It serves as a key element in modern power management architectures where digital control and compact form factors are prioritized. The part complements other Analog Devices power solutions by providing robust bridge driving capabilities.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult official Analog Devices documentation for potential cross-reference options or updated revisions.
