UA78L09ACDR - Texas Instruments

Manufacturer Part Number

UA78L09ACDR

Manufacturer

Texas Instruments

Introduction

Voltage regulator for power management applications with fixed 9V output

Product Features and Performance

Low Dropout Regulator (LDO)

Linear voltage regulation for stable output

Single regulator configuration

Designed for up to 24V input voltage

Fixed 9V output voltage

Maximum 1.7V voltage dropout at 40mA load

Supports 100mA output current

Power Supply Rejection Ratio (PSRR) of 45dB at 120Hz

Product Advantages

Highly reliable with built-in protection features

Over Current protection for device safety

Over Temperature protection to prevent overheating

Reverse Polarity protection to shield against incorrect power connections

Short Circuit protection to safeguard against faults

Thermally efficient SOIC-8 packaging

Key Technical Parameters

Input Voltage (Max): 24V

Output Voltage (Min/Fixed): 9V

Voltage Dropout (Max): 1.7V @ 40mA

Current - Output: 100mA

PSRR: 45dB (120Hz)

Operating Temperature Range: 0°C to 125°C

Quality and Safety Features

Build-in thermal and current overload protection mechanisms

Temperature range ensures reliable performance in varying environments

Compatibility

Compatible with surface mount technology

Fits 8-SOIC device packages

Application Areas

Consumer electronics

Power supplies

Telecommunication systems

Product Lifecycle

Last Time Buy status, indicating potential discontinuation

Seek replacements or upgrades for future use

Several Key Reasons to Choose This Product

Ideal for stabilized 9V voltage supply needs

Robust safety features to ensure long-term reliability

Suitable for a variety of applications that require precise voltage regulation

Texas Instruments' reputation for quality and reliability

níминg longevity support and Last Time Buy notice for transition planning