E-SG3525AP

DC DC Switching Controllers Overview

The E-SG3525AP is a surface-mount pulse width modulator IC from STMicroelectronics, designed for improved performance and reduced external component count. It operates as a voltage mode switching controller with synchronous rectification support. The device features a push-pull topology and supports buck and boost/step-up configurations. Key electrical parameters include a maximum supply voltage of 35V, an operating range of 8V to 35V, and a switching frequency up to 400 kHz. It provides two output drivers with a peak current of 500 mA and includes integrated soft-start and enable functions.

DC DC Switching Controllers Feature Summary

• Integrated synchronous rectification capability for enhanced efficiency
• Built-in soft-start and enable control features
• Supports clock synchronization for multi-phase applications
• Designed for low external parts count in DC-DC conversion

DC DC Switching Controllers Applications

• Buck converter designs
• Boost and step-up DC-DC converters
• Push-pull power supply topologies
• Industrial power management systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'E' against official STMicroelectronics documentation to confirm it denotes the surface-mount SOIC-16 package variant rather than a different functional grade or temperature rating. Ensure compatibility with RoHS3 standards if required by your application specifications.

DC DC Switching Controllers Selection Notes

Select this component when a voltage-mode PWM controller with synchronous rectification support is required in a compact surface-mount package. It is suitable for designs needing integrated soft-start and high drive current capabilities within a standard industrial temperature range.

DC DC Switching Controllers Part Context

This part belongs to the SG3525A series of pulse width modulators. The series is engineered to offer improved performance while lowering the external parts count compared to earlier generations. It serves as a versatile solution for various DC-DC conversion needs in power management circuits.

DC DC Switching Controllers Replacement Considerations

Check for direct pin-compatible substitutes within the SG3525 family or equivalent voltage-mode controllers from other manufacturers that support synchronous rectification and similar operating voltage ranges.