Manufacturer Part Number
MC78LC50HT1
Manufacturer
onsemi
Introduction
The MC78LC50HT1 is a linear low-dropout (LDO) regulator designed to provide a fixed 5V output from an input up to 12V with a low dropout voltage of 0.038V at 1mA.
Product Features and Performance
Positive output configuration
Fixed output type
Single voltage regulator
Low dropout voltage - 0.038V at 1mA
Max output current of 80mA
Product Advantages
High efficiency due to low quiescent current of 3.9 µA
Low dropout voltage enabling operation in tight power conditions
Suitable for battery-operated devices due to low power consumption
Key Technical Parameters
Input Voltage (Max): 12V
Output Voltage (Fixed): 5V
Output Current: 80mA
Quiescent Current (Iq): 3.9 µA
Dropout Voltage (Max): 0.038V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Robust thermal performance with operating temperatures ranging from -40°C to 85°C
Compatibility
Compatible with surface mount technology using the TO-243AA package
Application Areas
Ideal for portable and battery-operated electronics
Useful in power-sensitive applications needing precise voltage regulation
Product Lifecycle
Product status is obsolete
No specific replacements or upgrades mentioned
Several Key Reasons to Choose This Product
Ideal for high-efficiency, low-power applications
Supports accurate output voltage with minimal power loss
Optimized for operations in extended temperature ranges
Low quiescent current beneficial for prolonging battery life
Easily integrates into existing designs with SOT-89-3 package compatibility
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