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
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