Manufacturer Part Number
LTC3892HUH-2#PBF
Manufacturer
Analog Devices
Introduction
Power management integrated circuit for DC-DC switching control
Product Features and Performance
Dual output step-down switching regulator
Transistor driver output type
Positive output configuration
Buck topology
Two output phases
Product Advantages
High input voltage range, up to 60V
Flexible switching frequency range
High duty cycle capability, up to 99%
Synchronous rectification for improved efficiency
Key Technical Parameters
Voltage - Supply (Vcc/Vdd): 4.5V ~ 60V
Frequency - Switching: 105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max): 99%
Operating Temperature: -40°C ~ 150°C (TJ)
Quality and Safety Features
Current limit feature for overload protection
Soft start to minimize inrush current
Power Good signal for output voltage monitoring
Compatibility
Surface Mount, 32-WFQFN Exposed Pad
32-QFN (5x5) package compatible with standard PCB manufacturing processes
Application Areas
Telecommunications
Automotive Electronics
Industrial Power Systems
Computing and Data Storage
Product Lifecycle
Active status, not nearing discontinuation
No known discontinuation or replacement issues
Several Key Reasons to Choose This Product
Handles high input voltages, suitable for various applications
Dual phases allow for better heat distribution and lower ripple
Configurable switching frequencies provide design flexibility
Supports heavy loads with up to 99% duty cycle
Integrated synchronous rectification for efficiency gains
Built-in safety features ensure reliable operation
Wide operating temperature range suitable for harsh environments