Manufacturer Part Number
LT1171IQ#TRPBF
Manufacturer
Analog Devices, Inc.
Introduction
The LT1171 is a high efficiency, 2.5A, step-up/step-down DC/DC converter with a wide input voltage range of 3V to 40V.
Product Features and Performance
Wide input voltage range of 3V to 40V
Adjustable output voltage from 1.244V to 65V
5A maximum output current
100kHz fixed frequency switching
High efficiency up to 95%
Undervoltage lockout
Thermal shutdown protection
Internal compensation
Product Advantages
Compact size with high power density
Versatile topology supports buck, boost, Cuk, flyback, and forward converter configurations
High efficiency and low external component count
Thermal shutdown and undervoltage lockout for robust operation
Key Technical Parameters
Input voltage range: 3V to 40V
Output voltage range: 1.244V to 65V
Output current: 2.5A maximum
Switching frequency: 100kHz
Operating temperature range: -40°C to 100°C
Quality and Safety Features
ROHS3 compliant
Thermally enhanced TO-263 (DDPAK) package
Compatibility
The LT1171 is compatible with a wide range of applications that require a versatile, high-efficiency DC/DC converter.
Application Areas
Industrial equipment
Automated systems
Instrumentation
Telecommunications
Automotive electronics
Product Lifecycle
The LT1171 is an active product and is not nearing discontinuation. Replacement and upgrade options are available from Analog Devices.
Several Key Reasons to Choose This Product
Wide input voltage range and adjustable output voltage provide flexibility for diverse applications.
High efficiency and compact size enable high power density solutions.
Robust protection features, such as thermal shutdown and undervoltage lockout, ensure reliable operation.
Versatile topology options support various converter configurations for optimal performance.
Extensive technical support and availability of replacement/upgrade options from Analog Devices.