Manufacturer Part Number
NCP663SQ18T1G
Manufacturer
onsemi
Introduction
The NCP663SQ18T1G from onsemi is a low drop-out (LDO) linear voltage regulator designed for power management applications, particularly where low power consumption and space are critical.
Product Features and Performance
Positive output configuration with fixed output voltage of 1.8V
Low dropout voltage of 0.7V at 100mA load
Provides output current up to 100mA
Ultra-low quiescent current of 1 µA, maximizing battery life
Maximum input voltage of 6V
Over current and over temperature protection for increased safety
Designed for surface mount technology, optimizing board space
Product Advantages
High efficiency at low power ranges due to minimal dropout voltage
Extremely low quiescent current ideal for battery-operated devices
Robust protection features ensure reliability and safety in operation
Compact SC-82A, SOT-343 packaging suitable for space-constrained applications
Key Technical Parameters
Voltage Input (Max): 6V
Voltage Output (Min/Fixed): 1.8V
Current Output: 100mA
Voltage Dropout (Max): 0.7V @ 100mA
Current Quiescent (Iq): 1 µA
Current Supply (Max): 6 µA
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Equipped with over current and over temperature protection mechanisms
Reliable operation over a wide temperature range
Compatibility
Suitable for surface mount technologies, making it compatible with modern PCB assembly processes
Application Areas
Ideal for battery-operated devices, portable electronics, and low power wireless modules
Useful in power-sensitive applications requiring stable voltage supply
Product Lifecycle
Obsolete status, indicating the potential need for seeking replacements or considering upgrades for new designs
Buyers and engineers should identify alternative parts or consult onsemi for possible successors
Several Key Reasons to Choose This Product
Extremely energy efficient due to ultra-low quiescent current
Robust performance in a wide range of operating conditions due to comprehensive protection features
Small form factor aids in design flexibility for space-restricted applications
Obsolescence implies the necessity for strategic planning in long-term product support and replacements
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