Manufacturer Part Number
LD2981CM30TR
Manufacturer
STMicroelectronics
Introduction
The LD2981CM30TR is a low drop out linear voltage regulator designed for power sensitive applications.
Product Features and Performance
Low dropout voltage of 0.375V at 100mA load
Stable with low ESR ceramic capacitors
High PSRR of 63dB at 1kHz
Low quiescent current of 150 µA
Maximum current output of 100mA
Fixed output voltage of 3V
Compatible input voltage up to 16V
Thermal overload protection
Over current protection
Product Advantages
High-efficiency for battery-powered devices
Minimal power loss due to low dropout
Reliable performance over a wide temperature range
Compact SOT-23-5 package saves space
Enhanced protection features ensure component longevity
Key Technical Parameters
Output Configuration: Positive
Output Type: Fixed
Number of Regulators: 1
Voltage Input (Max): 16V
Voltage Output (Min/Fixed): 3V
Voltage Dropout (Max): 0.375V @ 100mA
Current Output: 100mA
Current Quiescent (Iq): 150 µA
Current Supply (Max): 2.6 mA
PSRR: 63dB (1kHz)
Control Features: Enable
Protection Features: Over Current, Over Temperature
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Over current and over temperature protection mechanisms
Suitable for operation in high temperature environments
Compatibility
Supports a wide range of ceramic capacitors for output stability
Globally accepted SOT-23-5 package
Application Areas
Battery-powered equipment
Portable devices
Low power instrumentation
Consumer electronics
Product Lifecycle
Active product with continuous support and supply from manufacturer
Several Key Reasons to Choose This Product
High power supply rejection ratio ensures a clean output voltage
Low power consumption ideal for extending battery life
Robust protection features increase device reliability
Suitable for automated mass production due to Tape & Reel packaging
Operates efficiently across a broad temperature range for diverse applications
Industry-standard package simplifies circuit integration
LD2981ABU33TRG2STMicroelectronics