LM2940S-9.0 - Texas Instruments

Manufacturer Part Number

LM2940S-9.0

Manufacturer

Texas Instruments

Introduction

Low drop-out voltage regulator with fixed 9V output designed for power-sensitive applications.

Product Features and Performance

Fixed 9V output voltage

Low dropout voltage of 1V @ 1A

Output current capability of 1A

High PSRR of 64dB at 120Hz

Operating temperature range from -40°C to 125°C

Surface mount package TO-263

Product Advantages

High efficiency in regulating voltage

Tolerant to overcurrent and overtemperature conditions

Protection against reverse polarity and short circuits

Suitable for automotive and industrial applications due to a wide operating temperature range

Key Technical Parameters

Voltage - Input (Max): 26V

Voltage - Output (Min/Fixed): 9V

Current - Output: 1A

Dropout Voltage (Max): 1V @ 1A

Quiescent Current (Iq): 10 mA

Supply Current (Max): 15 mA

PSRR: 64dB (120Hz)

Number of Regulators: 1

Output Configuration: Positive

Quality and Safety Features

Reverse polarity protection

Overcurrent protection

Overtemperature protection

Short circuit protection

Compatibility

Compatible with a range of electronic applications requiring 9V

Surface mount compatible with TO-263 (DDPAK-3) footprint

Application Areas

Automotive systems

Industrial equipment

Power management solutions

Consumer electronics

Product Lifecycle

Obsolete status

Potential for replacement or upgrade may exist depending on the application need

Several Key Reasons to Choose This Product

Stable 9V output for a variety of applications

Built-in protection features ensure reliability and safety

Low dropout voltage enhances efficiency

Wide operating temperature range suitable for harsh environments

Reputable manufacturer with a history of quality products