Manufacturer Part Number
LTC3850IGN-2#TRPBF
Manufacturer
Analog Devices
Introduction
The LTC3850IGN-2#TRPBF is a high-performance, dual output step-down switching controller that facilitates efficient power management, designed for a wide range of applications requiring precise power regulation.
Product Features and Performance
Dual output step-down (buck) topology.
Operates from a voltage supply range of 4V to 30V.
Adaptable switching frequency between 250kHz and 780kHz.
Supports a maximum duty cycle of 97.2% for high efficiency.
Integrated synchronous rectification for improved power efficiency.
Does not support clock synchronization.
Absence of serial interfaces to streamline functionality.
Multiple control features including current limit, enable pin, frequency adjustability, power good indicator, soft start capability, and tracking for system stability and performance optimization.
Operational temperature range from -40°C to 85°C, accommodating various environmental conditions.
Product Advantages
Provides flexible power management for dual output applications.
High-efficiency operation reduces thermal footprint and energy usage.
The high maximum duty cycle allows for low dropout operation, enhancing performance under all load conditions.
Synchronous rectification contributes to overall system efficiency, reducing power losses.
Comprehensive control features enable precise power management and protection, enhancing system reliability.
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down (Buck)
Output Configuration: Positive
Number of Outputs: 2
Output Phases: 2
Voltage Supply (Vcc/Vdd): 4V ~ 30V
Frequency Switching: 250kHz ~ 780kHz
Duty Cycle (Max): 97.2%
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built-in current limit and soft start for protection against overcurrent and inrush current.
Power good signal for real-time feedback on system status.
Compatibility
Surface Mount Technology (SMT) for compatibility with modern PCB assembly processes.
28-SSOP package format for integration into various circuit designs without excessive space consumption.
Application Areas
Distributed Power Systems
Networking and Telecom Equipment
Automotive Electronics
Industrial Control Systems
Computing and Storage Systems
Product Lifecycle
Status: Active
No known discontinuation in the near future, ensuring long-term availability.
Replacements or upgrades are typically made available by the manufacturer in case of product end-of-life.
Several Key Reasons to Choose This Product
Versatile voltage supply range and dual output functionality cater to a broad spectrum of power management needs.
High switching frequency and efficiency ideal for applications demanding precise voltage regulation and high power efficiency.
Synchronous rectification and comprehensive control features ensure optimal performance and system protection.
Designed by Analog Devices, a leading manufacturer in the field, promising quality and reliability.
Active product status with a secure lifecycle for sustained support and availability.
LTC3850GN-2Linear Technology / Analog Devices
LTC3850GN-1LT/PBF