Manufacturer Part Number
LM3940ISX-3.3
Manufacturer
Texas Instruments
Introduction
The LM3940ISX-3.3 is a low dropout regulator designed for converting higher voltage to lower voltage with minimal power loss.
Product Features and Performance
Fixed output voltage of 3.3V
Maximum input voltage of 7.5V
Low dropout voltage of 0.2V at 100mA load
Output current capability of 1A
Over Temperature and Short Circuit Protection
Suitable for surface mount technology with TO-263 package
Product Advantages
High efficiency due to low dropout voltage
Robust thermal and circuit protection enhances reliability
Compact TO-263 package ideal for space-constrained applications
Key Technical Parameters
Input Voltage (Max): 7.5V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.2V @ 100mA
Current - Output: 1A
Quality and Safety Features
Over Temperature Protection
Short Circuit Protection
Operating Temperature Range: -40°C to 125°C
Compatibility
Compatible with various applications requiring a fixed 3.3V with up to 1A output
Application Areas
Consumer Electronics
Telecommunication Circuits
Portable Devices
Product Lifecycle
Status: Last Time Buy
Indicates nearing discontinuation with consideration for alternatives or upgrades necessary
Several Key Reasons to Choose This Product
High reliability with integrated protection features
Efficient power conversion suitable for portable devices
Supports a broad operating temperature range suitable for extreme conditions
Last Time Buy status offers a chance for bulk purchase before discontinuation
Ideal for applications where space and efficiency are critical