MAX13256ATB+T

Full Half-Bridge (H Bridge) Drivers Overview

The MAX13256ATB+T is a 36V H-Bridge Transformer Driver designed for isolated power supplies. It integrates system protection features including overcurrent, overtemperature, and undervoltage lockout. The device operates with a supply voltage range of 3V to 5.5V and delivers up to 1A output current. It utilizes a 10-TDFN (3x3) surface-mount package and supports an operating temperature range from -40°C to +150°C TJ.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrated H-Bridge topology for driving transformer primary windings in isolated converter applications
• Built-in fault protection mechanisms including fixed current limit, thermal shutdown, and undervoltage lockout
• Watchdog timer functionality ensures reliable operation by monitoring control signal integrity

Full Half-Bridge (H Bridge) Drivers Applications

• Isolated DC-DC converter designs requiring primary-side drive
• Flyback and forward converter transformer drivers
• Industrial power supply systems with isolation requirements

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the exact suffix against official Analog Devices documentation to confirm temperature grade and packaging type. Ensure compatibility with your PCB footprint for the 10-TDFN package. Cross-reference the datasheet revision date to confirm feature availability. Confirm RoHS compliance status through the manufacturer's declaration. Validate that the specific part number matches your design's electrical requirements before procurement.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a compact solution for driving isolated transformers is required. The integrated H-Bridge reduces external component count compared to discrete solutions. Consider the 36V rating for higher voltage isolated bus applications. Evaluate the thermal performance within the 10-TDFN package for your specific power dissipation needs. Verify that the 1A drive current meets the transformer magnetizing current requirements.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the MAX13253/MAX13256 family of transformer drivers from Maxim Integrated. While similar to the MAX13253, the MAX13256 specifically offers a 36V rating and H-Bridge configuration suitable for more robust isolated power applications. It shares the same TDFN package and basic interface characteristics as other devices in this series.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Publicly confirmed substitutes include the MAX13253ATB+T for lower voltage applications or non-H-Bridge requirements. Check for automotive-grade variants like the MAX25256 if AEC-Q100 qualification is necessary. Verify pin-to-pin compatibility before substitution.