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BA17818T

BA17818T Description

The BA17818T is a high-performance linear voltage regulator designed by ROHM Semiconductor. This regulator is engineered to provide a stable and reliable power supply with a fixed output voltage of 18V and a maximum output current of 1A. It is housed in a Through Hole TO220FP package, making it suitable for a wide range of applications where robustness and ease of integration are critical.

BA17818T Features

• Output Type: Fixed
• Input Voltage Range: Up to 33V
• Output Voltage: Fixed at 18V
• Output Current: 1A
• Number of Regulators: 1
• Output Configuration: Positive
• Supply Current: Maximum of 6 mA
• Dropout Voltage: 2V at 1A (Typical)
• Quiescent Current: 4.5 mA
• Power Supply Rejection Ratio (PSRR): 61dB at 120Hz
• Compliance: ROHS3 compliant and REACH unaffected
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Mounting Type: Through Hole
• Package Type: Bulk
• Product Status: Not For New Designs, indicating it is suitable for existing designs but not recommended for new ones

BA17818T Applications

The BA17818T is ideal for applications requiring a stable 18V supply with a maximum current of 1A. Its low dropout voltage of 2V at 1A ensures efficient operation even under varying load conditions. The regulator's high PSRR of 61dB at 120Hz makes it suitable for applications where noise and ripple suppression are critical, such as in precision analog circuits, medical devices, and industrial control systems.

Conclusion of BA17818T

The BA17818T from ROHM Semiconductor is a robust linear voltage regulator designed to meet the stringent demands of various electronic applications. Its fixed 18V output and 1A current capability, combined with a low dropout voltage and high PSRR, make it an excellent choice for applications requiring stable and noise-free power supply. While it is not recommended for new designs, the BA17818T remains a reliable option for existing systems where its performance and reliability have been proven.