Manufacturer Part Number
TPS77633DR
Manufacturer
Texas Instruments
Introduction
The TPS77633DR is a high-performance, low-dropout (LDO) linear voltage regulator designed to deliver a fixed output of 3.3V from an input up to 10V, making it ideal for a wide range of power management applications.
Product Features and Performance
Fixed 3.3V output voltage
Maximum input voltage of 10V
Low dropout voltage of 0.29V @ 500mA load
Output current capability of 500mA
Low quiescent current of 125 µA
Power supply rejection ratio (PSRR) of 60dB at 100Hz
Features Enable and Power Good control functionalities
Over Current and Over Temperature protection for safe operation
Reverse Polarity protection to prevent damage from incorrect power supply connection
Product Advantages
High efficiency due to low dropout voltage
Supports battery-powered applications through low quiescent current
High PSRR ensures stable output voltage under varying input conditions
Integrated protection features enhance product reliability and safety
Key Technical Parameters
Input Voltage (Max): 10V
Output Voltage: 3.3V
Dropout Voltage (Max): 0.29V @ 500mA
Output Current: 500mA
Quiescent Current (Iq): 125 µA
PSRR: 60dB (100Hz)
Operating Temperature Range: -40°C to +125°C
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Compatibility
Compatible with a wide range of microcontrollers, sensors, and other electronic components requiring a 3.3V power supply
Application Areas
Battery-powered devices
Microcontroller-based systems
Portable and handheld devices
Consumer electronics
Industrial applications
Product Lifecycle
Status: Active
Not currently nearing discontinuation, with replacements or upgrades readily available
Several Key Reasons to Choose This Product
High reliability and performance suitable for critical applications
Low dropout voltage enables efficient use of power
Low quiescent current extends battery life for portable devices
Integrated protection features safeguard against conditions that may damage the device or the connected components
Wide operating temperature range allows use in various environmental conditions
Texas Instruments' reputation for quality and support
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