The LP38691DT-1.8 is a high-performance, low-dropout regulator (LDO) from Texas Instruments, designed to maintain precision voltage regulation and stability across a wide range of applications. This LDO is capable of delivering a continuous 1A of output current with a dropout voltage of typically 300mV at full load, making it an ideal choice for power-sensitive designs.

Key Features

• Output Voltage: The device provides a fixed output voltage of 1.8V, suitable for powering low-voltage digital circuits and microprocessors.
• High Accuracy: The output voltage is accurate to within ±1%, ensuring reliable operation of sensitive electronic components.
• Low Dropout: With a low dropout voltage, this LDO maintains regulation even when the supply voltage is close to the output voltage, thus improving efficiency.
• Thermal Shutdown: Enhanced safety features include thermal shutdown protection, which prevents damage from overheating.
• Current Limit Protection: The LP38691DT-1.8 also incorporates current limit protection to safeguard the device and the load from excessive currents.
• Stable with Low-ESR Output Capacitors: The device remains stable with ceramic capacitors, which have lower equivalent series resistance (ESR) compared to other types.

Applications

The LP38691DT-1.8 is versatile and can be used in a variety of applications where efficient power management is crucial. These include:

• Portable and battery-powered devices
• Microprocessors and DSP core supplies
• Post-regulation for switching supplies
• Consumer electronics
• Automotive electronics
• Telecommunications infrastructure

Product Specifications

Parameter Value Output Voltage (V) 1.8 Output Current (A) 1 Dropout Voltage (Typical) 300mV Accuracy (% Error) ±1 Package/Case TO-252 (DPAK)

For detailed information, datasheets, and support, visit the Texas Instruments official website or contact your local TI distributor.