Manufacturer Part Number
LP3981IMM-3.3
Manufacturer
Texas Instruments
Introduction
The LP3981IMM-3.3 is a Linear Low Drop Out (LDO) Voltage Regulator designed for power management in various electronic devices, featuring optimal efficiency and stability.
Product Features and Performance
Output configuration is positive
Fixed output type
Single regulator
Maximum input voltage of 6V
Fixed output voltage of 3.3V
Maximum dropout voltage of 0.2V at 300mA load
Output current capacity of 300mA
Quiescent current of 120 µA
Maximum supply current of 210 µA
PSRR ranging from 50dB to 55dB within 1kHz to 10kHz
Surface mount package
Product Advantages
High efficiency with low dropout voltage
Stable output with excellent line and load regulation
Compact TSSOP-8 and MSOP-8 packaging suitable for space-constrained applications
Key Technical Parameters
Input Voltage (Max): 6V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.2V at 300mA
Current - Output: 300mA
PSRR: 50dB ~ 55dB (1kHz ~ 10kHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Short Circuit Protection
Compatibility
Compatible with a wide range of circuits requiring a regulated 3.3V supply
Application Areas
Consumer Electronics
Portable Devices
Telecommunications Equipment
Computing Systems
Product Lifecycle
Status: Last Time Buy
Check for possible replacements or upgrades if ongoing availability is required
Several Key Reasons to Choose This Product
Efficient power regulation with low dropout
Robust safety features ensuring device protection under abnormal conditions
High reliability and performance consistency
Supports a broad range of operating temperatures from -40°C to 125°C
Ideal for applications demanding compact, efficient, and stable power supply solutions
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