Analog Devices Inc.

LT8613IUDE

LT8613IUDE Description

The LT8613IUDE from Analog Devices Inc. is a high-performance, 6A synchronous buck regulator designed for demanding power management applications. This adjustable output DC-DC converter operates over a wide input voltage range (3.4V to 42V), making it suitable for industrial, automotive, and telecom systems. With an output voltage range of 0.97V to 41.58V, it offers flexibility for diverse load requirements. The device features a switching frequency range of 200kHz to 2.2MHz, enabling optimization for efficiency or compact design. Packaged in a 28-pin QFN (Quad Flat No-Lead) tube, it supports surface-mount assembly and is rated for MSL 1 (unlimited shelf life).

LT8613IUDE Features

• Synchronous rectification for high efficiency (up to 95%), reducing power loss and heat dissipation.
• Wide input/output range (3.4V–42V input, 0.97V–41.58V output) for versatile applications.
• Adjustable switching frequency (200kHz–2.2MHz) allows trade-offs between efficiency and component size.
• Positive or negative output configuration for flexibility in system design.
• Compact 28QFN package with excellent thermal performance for space-constrained designs.
• Obsolete ECCN status (may require alternative sourcing for new designs).

LT8613IUDE Applications

• Industrial power systems: Robust performance for PLCs, motor drives, and factory automation.
• Automotive electronics: Handles load-dump scenarios and battery voltage fluctuations.
• Telecom infrastructure: Efficient power delivery for base stations and networking equipment.
• Portable devices: Low-noise operation suits medical and handheld instruments.
• LED lighting drivers: Stable output for high-power LED arrays.

Conclusion of LT8613IUDE

The LT8613IUDE excels in high-current, wide-voltage applications, combining synchronous rectification, adjustable frequency, and compact packaging for superior power efficiency. While marked obsolete, its performance legacy makes it a strong candidate for legacy systems or designs requiring proven reliability. Ideal for industrial, automotive, and telecom applications, it balances flexibility with high-efficiency demands. Engineers should verify availability or consider modern alternatives from Analog Devices for new projects.