Manufacturer Part Number
LP2981-50DBVT
Manufacturer
Texas Instruments
Introduction
The LP2981-50DBVT is a low dropout (LDO) linear regulator optimized for powering low voltage microcontroller applications.
Product Features and Performance
Fixed output voltage of 5V
Maximum input voltage of 16V
Low dropout voltage of 0.37V at 100mA load
Output current capability of 100mA
Low quiescent current of 95 µA
High PSRR of 63dB at 1kHz
Enable control feature for power management
Over current, over temperature, and short circuit protection
Product Advantages
High efficiency due to low quiescent current and dropout voltage
Enhanced thermal performance operating from -40°C to 125°C
Small package size (SOT-23-5) suitable for space-constrained applications
Key Technical Parameters
Voltage Input (Max): 16V
Voltage Output (Min/Fixed): 5V
Current Output: 100mA
Voltage Dropout (Max): 0.37V @ 100mA
Current Quiescent (Iq): 95 µA
Current Supply (Max): 1.7 mA
Operating Temperature: -40°C ~ 125°C
PSRR: 63dB (1kHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Short Circuit Protection
Compatibility
Compatible with a broad range of microcontrollers requiring 5V power supply
Application Areas
Microcontroller power supply
Portable devices
Battery-powered applications
Product Lifecycle
Product Status: Last Time Buy
Availability of upgrades or replacements to be verified with manufacturer
Several Key Reasons to Choose This Product
Sustained reliability from a trusted manufacturer, Texas Instruments
Low power consumption enhancing battery life in portable devices
Robust protection features ensuring long product life even under stressful conditions
Compact form factor easing integration into existing and new designs
Guaranteed performance within a wide range of operating temperatures