MC7905CT - onsemi

Manufacturer Part Number

MC7905CT

Manufacturer

onsemi

Introduction

The MC7905CT is a negative fixed output linear low dropout (LDO) regulator designed for power management in various electronic devices, providing -5V output.

Product Features and Performance

Fixed output voltage of -5V

Capable of delivering 1A output current

Typical voltage dropout of 1.3V at 1A

PSRR of 70dB at 120Hz ensures stable voltage under varying conditions

Over Current and Over Temperature protection enhances safety and reliability

Operating temperature range from 0°C to 125°C allows for usage in diverse environments

Product Advantages

High reliability and stability due to built-in protection features

Suitable for high-efficiency applications with its low dropout voltage

Easy to use in various applications with a negative output configuration

Key Technical Parameters

Output Configuration: Negative

Voltage Input (Max): -35V

Voltage Output (Min/Fixed): -5V

Voltage Dropout (Max): 1.3V @ 1A (Typ)

Current Output: 1A

PSRR: 70dB (120Hz)

Operating Temperature: 0°C ~ 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Compatibility

Through-hole mounting design compatible with TO-220-3 package

Broad compatibility with electronic devices requiring fixed negative voltage regulation

Application Areas

Power management in electronics requiring negative voltage supply

Industrial applications

Consumer electronics

Telecommunication devices

Product Lifecycle

Obsolete status suggests that the MC7905CT is nearing discontinuation

Users should seek replacements or upgrades for future designs

Several Key Reasons to Choose This Product

High precision voltage regulation ensures stable operation of connected devices

Built-in safety features minimize risk of damage from over current or temperature

Suitable for a wide range of applications due to its robust operating temperature range

Obsolescence status necessitates consideration for legacy systems requiring exact replacements