STMicroelectronics

L6738ATR

L6738ATR Description

The L6738ATR is a high-performance, single-output, synchronous buck DC-DC switching controller from STMicroelectronics. It is designed for applications requiring high efficiency and low noise. The device is suitable for a wide range of input voltages, from 5V to 12V, making it versatile for various power supply requirements. The L6738ATR features a 200kHz switching frequency, enabling high-density power conversion in compact designs.

L6738ATR Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Product Status: Obsolete (Note: This product is no longer in production, but may still be available through distributors or as surplus stock)
• Frequency - Switching: 200kHz
• REACH Status: REACH Unaffected
• Voltage - Supply (Vcc/Vdd): 5V ~ 12V
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Synchronous Rectifier: Yes
• ECCN: EAR99
• Topology: Buck
• Mounting Type: Surface Mount
• Clock Sync: No
• Number of Outputs: 1
• Control Features: Enable, Frequency Control, Phase Control, Power Good
• Duty Cycle (Max): 100%
• Output Phases: 1
• HTSUS: 8542.39.0001
• Package: Tape & Reel (TR)
• Base Product Number: L6738

L6738ATR Applications

The L6738ATR is ideal for applications where high efficiency and low noise are critical. Some specific use cases include:

1. Telecommunications: Powering base stations and other communication equipment.
2. Industrial Control: Providing stable power for motor drives and control systems.
3. Automotive: Powering infotainment systems and other electronic components in vehicles.
4. Medical Devices: Ensuring reliable power for critical medical equipment.

Conclusion of L6738ATR

The L6738ATR is a versatile, high-performance buck DC-DC switching controller from STMicroelectronics. Its unique features, such as a 200kHz switching frequency, synchronous rectification, and a wide input voltage range, make it suitable for a variety of applications. Although the product is now obsolete, it remains a reliable choice for existing designs or as a replacement for similar models. Its high efficiency and low noise characteristics make it ideal for demanding applications in telecommunications, industrial control, automotive, and medical devices.