Manufacturer Part Number
MC79M05CDTRK
Manufacturer
onsemi
Introduction
The MC79M05CDTRK from onsemi is a linear, low drop-out (LDO) voltage regulator designed to deliver a fixed -5V output from an input voltage up to -35V. It is particularly noted for its capability to maintain stability and performance under various operating conditions, making it suitable for a wide range of power management applications.
Product Features and Performance
Fixed -5V output voltage
Low drop-out voltage: 1.1V @ 500mA (Typ)
Output current capacity: 500mA
Power Supply Rejection Ratio (PSRR): 66dB at 120Hz
Designed for easy surface mount installation
Features over current and over temperature protection for improved safety and reliability
Operates effectively within 0°C to 125°C temperature range
Product Advantages
High efficiency at low voltage differences between input and output
Robust protection features enhance durability and longevity
Good thermal performance due to the DPAK package, which aids in heat dissipation
High PSRR makes it suitable for noise-sensitive applications
Key Technical Parameters
Output Configuration: Negative
Number of Regulators: 1
Voltage - Input (Max): -35V
Voltage Dropout (Max): 1.1V @ 500mA
Current - Output: 500mA
PSRR: 66dB (120Hz)
Operating Temperature: 0°C ~ 125°C
Mounting Type: Surface Mount
Quality and Safety Features
Over current and over temperature protection
Built to withstand harsh conditions within the specified operating temperature range
Compatibility
Mounting compatible with TO-252-3, DPAK (2 Leads + Tab), SC-63
Suitable for a wide range of electronic circuits requiring a stable -5V supply
Application Areas
Consumer electronics
Industrial controls
Telecommunication systems
Power supply modules
Product Lifecycle
Obsolete: This product is now considered obsolete, meaning it is not recommended for new designs. However, similar or improved replacements might be available from onsemi.
Several Key Reasons to Choose This Product
Offers reliable fixed -5V output with robust protection features, making it ideal for applications requiring stability and safety.
High PSRR and low voltage dropout enhance performance in noise-sensitive and power-efficient applications.
Suitable for a broad range of operating temperatures, ensuring performance in various environments.
Despite obsolescence, it remains a viable choice for maintaining or repairing existing equipment where this specific model is required.
It simplifies the design process due to easy-to-mount package and compatibility with a wide range of circuits.
MC79M08BTGONsemi