Manufacturer Part Number
KF50BD-TR
Manufacturer
STMicroelectronics
Introduction
The KF50BD-TR is a low-dropout (LDO) linear voltage regulator designed for power management, providing a fixed 5V output from a maximum input of 20V.
Product Features and Performance
Provides stable 5V output with a maximum dropout voltage of 0.7V at 500mA load
Low quiescent current of 1mA, increasing energy efficiency
High PSRR (76dB to 60dB from 120Hz to 10kHz) ensures stable output despite varying input
Integrated overcurrent and over-temperature protection enhance reliability
Enable feature allows power management and reduces power consumption when not in use
Product Advantages
High energy efficiency due to low dropout and quiescent current
Strong protection features ensure long-term reliability
High PSRR ensures stability across load and input variations
Enable feature for smarter power management
Key Technical Parameters
Voltage Input (Max): 20V
Voltage Output (Min/Fixed): 5V
Current Output: 500mA
Voltage Dropout (Max): 0.7V @ 500mA
Current Quiescent (Iq): 1 mA
PSRR: 76dB ~ 60dB (120Hz ~ 10kHz)
Quality and Safety Features
Overcurrent protection
Over-temperature protection
Compatibility
Surface mount compatible with 8-SOIC package
Wide operating temperature range from -40°C to 125°C
Application Areas
Power management solutions in consumer electronics
Automotive industry
Industrial applications requiring stable 5V supply
Portable devices and energy-efficient applications
Product Lifecycle
Active product status, not nearing discontinuation
Availability of replacements or upgrades not specified but usually supported by manufacturer for active products
Several Key Reasons to Choose This Product
High efficiency and low dropout make it suitable for battery-operated devices
Robust protection features ensure reliability under varying conditions
Enabled power management for optimal energy usage
Suitable for a wide range of applications due to broad compatibility and application areas
Supported by STMicroelectronics, a leading manufacturer in semiconductor solutions
KF588CFreescale / NXP Semiconductors
KF5263KSamsung Semiconductor