UA78M33CKVURG3 - Texas Instruments

Manufacturer Part Number

UA78M33CKVURG3

Manufacturer

Texas Instruments

Introduction

The UA78M33CKVURG3 is a low-dropout linear regulator tailored for powering a wide range of applications requiring a fixed 3.3V output.

Product Features and Performance

Output Configuration: Positive

Fixed Output Voltage: 3.3V

Input Voltage: Maximum 25V

Voltage Dropout: Maximum 2V at 350mA

Current Output: 500mA

Power Supply Rejection Ratio (PSRR): 80dB at 120Hz

Protection: Over Current, Over Temperature, Short Circuit

Operating Temperature Range: 0°C to 125°C

Product Advantages

Low-dropout enables efficient use in lower voltage applications

High PSRR ensures stable voltage under noisy conditions

Robust thermal and overcurrent protection enhances reliability

Key Technical Parameters

Input Voltage (Max): 25V

Output Voltage (Fixed): 3.3V

Voltage Dropout (Max): 2V @ 350mA

Current - Output: 500mA

PSRR: 80dB at 120Hz

Quality and Safety Features

Equipped with Over Current, Over Temperature, and Short Circuit protection

Operates reliably within a wide temperature range of 0°C to 125°C

Compatibility

Packaging: Tape & Reel (TR)

Mounting Type: Surface Mount

Package/Case: TO-252-3, DPAK (2 Leads + Tab), SC-63

Application Areas

Ideal for use in consumer electronics, telecommunications, and industrial equipment requiring a stable 3.3V power supply.

Product Lifecycle

Status: Active

Not nearing discontinuation, stable supply available

Several Key Reasons to Choose This Product

High reliability and robust protection features ensure prolonged device safety

High PSRR of 80dB combats noise in power supply for stable operations

Low dropout feature enhances efficiency in systems with closer input-output voltages

Broad operating temperature range makes it suitable for various environments

Surface mount package ensures compact and efficient design integration