MCP1791T-5002E/DC - Microchip Technology

Manufacturer Part Number

MCP1791T-5002E/DC

Manufacturer

Microchip Technology

Introduction

The MCP1791T-5002E/DC is a high-voltage, low-dropout linear regulator designed for up to 70mA load current.

Product Features and Performance

Designed for high-voltage applications

Stable with ceramic output capacitors

Low dropout voltage of 1.3V @ 70mA

Output voltage fixed at 5V

Quiescent current of 130µA

Supply current max of 210µA

High PSRR of 90dB at 100Hz and 75dB at 1kHz

Features enable pin and power good output

Short circuit protection

Thermal protection

Product Advantages

High voltage input capability up to 30V

Low quiescent current for power efficiency

Provides clean and stable voltage with high PSRR characteristics

Built-in protection features enhance safety and reliability

Supports temperature ranges from -40°C to 125°C for automotive and industrial applications

Key Technical Parameters

Number of Regulators: 1

Voltage - Input (Max): 30V

Voltage - Output (Min/Fixed): 5V

Voltage Dropout (Max): 1.3V

Current - Output: 70mA

Current - Quiescent (Iq): 130 µA

Current - Supply (Max): 210 µA

PSRR: 90dB ~ 75dB (100Hz ~ 1kHz)

Quality and Safety Features

Over-temperature protection

Short circuit protection

Design for reliability in harsh conditions

Compatibility

Compatible with SOT-223-6 surface mount

Works with ceramic capacitors for output stability

Application Areas

Automotive systems

Industrial controls

Battery-powered devices

Product Lifecycle

Active product status

Not reported to be near discontinuation

Availability of replacements or upgrades should be checked with the manufacturer

Several Key Reasons to Choose This Product

High input voltage range suitable for various applications

Low dropout helps maintain regulated output even when input supply is close to output voltage

Energy-efficient operation due to low quiescent current

Built-in safety features for robust performance

High PSRR ensures minimal noise reaches the load

Wide operating temperature range fits harsh environments

Typical Microchip quality and support