Manufacturer Part Number
KF33BDT-TR
Manufacturer
STMicroelectronics
Introduction
Low drop-out linear voltage regulator for power management
Product Features and Performance
Positive fixed output
Single regulator configuration
Supports up to 20V input voltage
3V output voltage
700mV maximum voltage dropout at 500mA load
500mA output current capability
1mA quiescent current
12mA maximum supply current
80dB to 60dB Power Supply Rejection Ratio (PSRR) from 120Hz to 10kHz
Product Advantages
High PSRR for stable output
Low quiescent current for power efficiency
Thermal and over-current protection for safety
Wide operating temperature range suitable for various environments
Key Technical Parameters
Input Voltage (Max): 20V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.7V @ 500mA
Current - Output: 500mA
Current - Quiescent (Iq): 1 mA
Current - Supply (Max): 12 mA
PSRR: 80dB ~ 60dB (120Hz ~ 10kHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Compatibility
Compatible with a wide range of electronic circuits due to standard output voltage
Application Areas
Consumer Electronics
Industrial Controls
Automotive Systems
Telecommunication Infrastructure
Product Lifecycle
Active status with no immediate risk of discontinuation
Replacements or upgrades may be available if future discontinuation occurs
Several Key Reasons to Choose This Product
High reliability and consistent performance
Efficient power management with low dropout
Suitable for diverse applications and environments
Standard package for easy integration (DPAK)
Designed with safety features to prevent damage
