Manufacturer Part Number
AP1117E33L-13
Manufacturer
diodes
Introduction
The AP1117E33L-13 is a low dropout (LDO) linear voltage regulator designed to deliver a fixed 3.3V output from an input voltage up to 18V. Its primary application is in power management circuits where efficient voltage regulation with minimal power loss is essential.
Product Features and Performance
Output Voltage: Fixed at 3.3V
Input Voltage (Max): Up to 18V
Current - Output: 1A
Voltage Dropout (Max): 1.4V @ 1A
Current - Quiescent (Iq): 10 mA
Power Supply Rejection Ratio (PSRR): 60dB at 180Hz
Over Current and Over Temperature Protection
Operating Temperature Range: 0°C to 125°C
Mounting Type: Surface Mount
Package: SOT-223-3, making it suitable for compact designs
Product Advantages
Low Dropout Voltage (1.4V max) enables efficient use even in low input-to-output differential voltage scenarios.
High Output Current (1A) supports a wide range of applications.
Built-in protection features enhance device reliability and longevity.
High PSRR minimizes ripple in regulated output, ensuring a stable voltage supply.
Key Technical Parameters
Voltage - Input (Max): 18V
Voltage - Output (Min/Fixed): 3.3V
Current - Output: 1A
Voltage Dropout (Max): 1.4V @ 1A
Current - Quiescent (Iq): 10 mA
PSRR: 60dB (180Hz)
Quality and Safety Features
Over Current and Over Temperature Protection ensures the longevity and reliability of the regulator under various load and temperature conditions.
Compatibility
The SOT-223-3 packaging and surface mount design make it compatible with a broad spectrum of PCB designs.
Application Areas
Consumer Electronics
Networking and Telecommunications
Power Management Circuits
Industrial Control Systems
Portable Devices
Product Lifecycle
The AP1117E33L-13 has been marked as obsolete, suggesting that production may have ended or is nearing its end. However, suitable replacements or upgrades may be available for applications requiring this type of LDO voltage regulator.
Several Key Reasons to Choose This Product
High output current capability (1A) supports applications requiring significant power.
Low dropout voltage allows for efficient operation, even with low input-output voltage differentials.
Comprehensive protection features ensure reliability and device safety under various conditions.
Compact SOT-223-3 packaging enables use in space-constrained applications.
Despite its obsolescence, its performance and features may still make it a viable option for specific needs, especially where inventory is still available or a suitable replacement has been identified.
AP1117E33GZDiodes Incorporated
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