Manufacturer Part Number
NSI45025AZT1G
Manufacturer
onsemi
Introduction
NSI45025AZT1G is a constant current regulator designed for LED lighting applications.
Product Features and Performance
Current Regulator Function
High/Low-Side Sensing Method
Operates with a wide input voltage range up to 45V
Constant current output of 25mA
Supports high-temperature operation between -55°C and 150°C
Surface Mount Mounting Type
Provided in the SOT-223 (TO-261) package for easy integration
Excellent line and load regulation
Product Advantages
Precision of current regulation within ±10%
Improved power efficiency for LED applications
Robust thermal performance with a wide operating temperature range
Suitable for automated placement in Tape & Reel packaging
Key Technical Parameters
Voltage - Input: 45V
Current - Output: 25mA
Accuracy: ±10%
Operating Temperature: -55°C ~ 150°C
Package / Case: TO-261-4, TO-261AA
Supplier Device Package: SOT-223 (TO-261)
Quality and Safety Features
Built-in thermal shutdown mechanism
Overcurrent protection
Long-term reliability tested
Compatibility
Designed for use in LED lighting applications
Compatible with standard surface mount technology for PCB assembly
Application Areas
LED drivers
Low power lighting
Battery powered and portable devices
Automotive and industrial lighting
Product Lifecycle
Active product status
Not indicated as nearing discontinuation
No explicit information on replacements or upgrades provided
Several Key Reasons to Choose This Product
Regulated current output ensures consistent LED brightness
Low voltage operation suitable for battery-operated devices
High accuracy ensures uniformity across LED modules
Enhanced product longevity and reliability in harsh environments
Ease of manufacturing with industry-standard SOT-223 packaging
Proven performance from a reputable semiconductor manufacturer - onsemi