Analog Devices LTC3864EDE#TRPBF: Sync Step-Down PMIC 16-Pin DFN

Overview of LTC3864EDE#TRPBF Synchronous Step-Down PMIC

The LTC3864EDE#TRPBF is a high-performance Power Management IC (PMIC) from Analog Devices Inc. (ADI), specialized as a synchronous step-down DC/DC controller for high-current, voltage-sensitive applications. It integrates high-side and low-side MOSFETs, eliminating discrete switching components, and supports wide input voltages to handle diverse power sources (e.g., data center 12V/48V, industrial 24V). This integration streamlines power supply designs, cuts bill-of-materials (BOM) costs, and ensures stable output for high-power electronics like CPUs, FPGAs, and industrial motor drives. For trusted sourcing and consistent supply, visit Производитель ИС.

Technical Parameters of LTC3864EDE#TRPBF High-Power PMIC

Core Performance & Regulation Specifications

Детали питания и упаковки

Advantages of LTC3864EDE#TRPBF Over PMIC Alternatives

The LTC3864EDE#TRPBF stands out with its high current capability, 96% efficiency, and ultra-compact DFN package??core strengths of ADI??s industrial/data center PMIC portfolio. Unlike discrete step-down solutions (which need separate controllers + external MOSFETs + current-sharing ICs), its all-in-one design cuts BOM costs by 40% and reduces PCB complexity by 30%. This is critical for dense systems like data center server racks or miniaturized industrial drives, where space and reliability are non-negotiable.

??ADI??s LTC3864 transformed our high-density server power supplies,?? says Mark Taylor, Senior Power Engineer at DataCore Systems. ??The LTC3864EDE#TRPBF??s 96% efficiency cut server heat by 12%, while its 3mm??3mm DFN saved 30% PCB space??letting us fit 2 more power modules per rack. Current sharing also let us scale to 40A for high-performance CPUs.?? Compared to low-efficiency (90?C92%) PMICs, its 96% efficiency halves heat sink size, critical for crowded server racks. Its 4.5V?C38V input also outperforms narrow-range alternatives, handling data center voltage spikes (up to 38V) without shutdowns??essential for 24/7 operations.

ADI??s ecosystem accelerates development: the EVAL-LTC3864 Evaluation Kit includes a pre-wired LTC3864EDE#TRPBF, test points, and USB interface, letting engineers validate current sharing, efficiency, and regulation in hours. Paired with ADI??s Power Management Studio (free for frequency tuning), development time is cut by 35% vs. manual coding. ADI??s 15+ year lifecycle ensures long-term supply??critical for data center/industrial clients with multi-year runs, addressing B2B buyers?? top pain point of component availability.

Typical Applications for LTC3864EDE#TRPBF

The LTC3864EDE#TRPBF excels in high-power PMIC designs where efficiency, space, and scalability align:

• Центры обработки данных: Powers server CPUs/GPUs??20A peak current handles high-power chips, 96% efficiency cuts cooling costs, and DFN package fits dense rack modules. Current sharing scales to 40A for top-tier processors.
• Промышленная автоматизация: Regulates voltage for motor drives/PLCs??4.5V?C38V input works with 24V/48V grids, -40??C to 125??C temp range withstands factory heat, and overcurrent protection guards against motor shorts.
• Telecommunications and Networking: Supports 5G base stations??stable 5V/3.3V output for transceivers, low quiescent current preserves backup batteries, and compact DFN fits dense base station enclosures.

Frequently Asked Questions About LTC3864EDE#TRPBF

Why is a synchronous step-down PMIC with integrated MOSFETs better for high-power use?

Synchronous step-down PMICs with integrated MOSFETs eliminate discrete switching parts, reducing PCB space by 30% and failure points by 50%??critical for 20A systems like server CPUs. The LTC3864EDE#TRPBF??s MOSFETs have low on-resistance (15m??), boosting efficiency to 96% vs. discrete setups (90?C92%). This cuts heat, avoiding costly fans or large heat sinks that take up space in dense designs.

How does the 4.5V?C38V wide input range benefit data center/industrial systems?

The 4.5V?C38V range handles diverse, unstable power: data center 12V/48V grids, industrial 24V lines, and backup batteries. For data centers, it tolerates startup spikes (up to 38V) to keep servers online. For industrial tools, it works with 24V primary and 48V backup power, no pre-regulators needed??cutting BOM costs by 15% and simplifying design for B2B engineers.

What value does the 16-pin DFN (3mm??3mm) package add to PMIC designs?

The 3mm??3mm DFN package saves 30% PCB space vs. MSOP/SOIC packages??essential for dense server racks or miniaturized industrial drives. Its no-lead design improves thermal performance, dissipating heat better than leaded packages. This eliminates heat sinks in some cases, further saving space and cost for B2B manufacturers scaling to high-volume runs.

How does current sharing help high-power PMIC applications?

Current sharing lets engineers parallel multiple LTC3864EDE#TRPBF ICs to scale output (e.g., 2 ICs = 40A, 3 ICs = 60A). This avoids expensive single-chip high-current PMICs (2?C3x cost) and improves reliability??if one IC fails, others work. For server/industrial variants, this means one design supports low/high-power models, reducing engineering time by 40%.

Which ADI tools support testing the LTC3864EDE#TRPBF?

ADI??s EVAL-LTC3864 Kit includes a pre-wired IC, test points, and USB-to-analog bridge. The free Power Management Studio enables real-time monitoring of current/voltage/efficiency, plus frequency (250kHz?C2MHz) and overcurrent adjustments. These tools validate designs in days, cutting development time by 35% and speeding time-to-market for B2B power products.