Manufacturer Part Number
LT1683IG#PBF
Manufacturer
Analog Devices
Introduction
The LT1683IG#PBF is a power management integrated circuit (PMIC) designed for DC-DC switching control, facilitating both step-up and step-down voltage regulation.
Product Features and Performance
Designed for versatile power management tasks
Supports step-up and step-down voltage conversion
Transistor driver output type for direct control of power stages
Positive and negative output configuration for dual polarity power supply designs
Push-pull topology for efficient power conversion
Single output phase for simplified application circuits
Operates on a supply voltage range of 7.3V to 20V
250kHz switching frequency provides a balance between efficiency and component size
Up to 46% duty cycle for a wide range of output voltage settings
Clock synchronization feature for noise-sensitive applications
Includes control features like enable pin, frequency control, and soft start for enhanced operation
Product Advantages
Flexible voltage supply range for various application needs
High switching frequency reduces the size of passive components
Clock sync option minimizes system interference
Built-in soft start function reduces inrush current at power-up
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 7.3V ~ 20V
Frequency Switching: 250kHz
Duty Cycle (Max): 46%
Operating Temperature: -40°C ~ 125°C (TJ)
Mounting Type: Surface Mount
Package / Case: 20-SSOP
Quality and Safety Features
Robust operating temperature range ensures reliability in extreme conditions
Surface mount package for secure and reliable PCB mounting
Compatibility
Compatible with various switching power supply topologies
Adaptable to both step-up and step-down applications
Application Areas
Power supply modules
Battery chargers
Portable devices
Industrial control systems
Telecommunication equipment
Product Lifecycle
Status: Active
The product is not nearing discontinuation, ensuring long-term availability
Upgrades or replacements are readily available for future system enhancements
Several Key Reasons to Choose This Product
Versatile for both step-up and step-down voltage regulation
Compact design possibility due to high switching frequency
Enhanced system reliability through clock synchronization and soft start functions
Suited for a wide range of industrial, telecommunication, and portable applications
Active product status with Analog Devices ensures ongoing support and availability