Manufacturer Part Number
LDFM33PUR
Manufacturer
STMicroelectronics
Introduction
LDFM33PUR is an LDO regulator designed for stable voltage supply.
Product Features and Performance
Fixed 3.3V output voltage
Low dropout voltage of 0.3V at 500mA
500mA output current capability
60dB to 52dB PSRR (120Hz to 100kHz)
Quiescent current of 800µA
Enable and Power Good control features
Protection for over current, over temperature, UVLO
Product Advantages
High-efficiency linear voltage regulation
Low dropout for better performance under low input voltage conditions
Built-in protection features enhance safety and reliability
Good PSRR ensures stable output despite input voltage noise
Key Technical Parameters
Single regulator output
16V maximum input voltage
3V maximum voltage dropout at 500mA load
500mA maximum output current
800µA quiescent current
60dB ~ 52dB PSRR range
Quality and Safety Features
Protection against over current conditions
Thermal protection to prevent overheating
Under Voltage Lockout for stability
Compatibility
Compatible with surface mount technology
6-VDFN Exposed Pad package ensures ease of integration in circuit designs
Application Areas
Suitable for consumer electronics
Ideal for battery-powered devices
Used in power management solutions
Product Lifecycle
Product status is active
Not currently nearing discontinuation
Key Reasons to Choose This Product
Stable 3.3V output suitable for sensitive electronics
Low power consumption with minimal quiescent current
Reliability through robust built-in protection features
High PSRR for cleaner power supply
Widely compatible mounting and packaging options
Operates effectively across a wide temperature range from -40°C to 125°C