Overview
The MC79M15BTG is a part of the MC79M00 series of negative linear voltage regulators produced by onsemi. This regulator is designed as a complement to the popular MC78M00 series and is available in fixed output voltage options, including -15 V for the MC79M15BTG model. It is known for its robustness under various operating conditions, thanks to features such as current limiting, thermal shutdown, and safe-area compensation. With adequate heatsinking, it can deliver output currents exceeding 0.5 A, making it suitable for a wide range of applications.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Output Voltage (TJ = 25°C) | -14.4 to -15.6 | Vdc |
| Input Voltage (Max) | -35 | V |
| Output Current (Typ) | 0.5 | A |
| Line Regulation (TJ = 25°C) | 5.0 to 80 mV | mV |
| Load Regulation (TJ = 25°C) | 30 to 240 mV | mV |
| Dropout Voltage (IO = 500 mA, TJ = 25°C) | 1.1 | Vdc |
| Ripple Rejection (f = 120 Hz) | 54 to 66 dB | dB |
| Operating Junction Temperature Range | -40°C to +125°C | °C |
| Package Type | TO-220-3 |
Key Features
- No External Components Required
- Internal Thermal Overload Protection
- Internal Short Circuit Current Limiting
- Output Transistor Safe-Area Compensation
- Available in Surface Mount DPAK (DT) Package and TO-220-3 Package
- Pb-Free Packages Available
Applications
The MC79M15BTG is suitable for various applications requiring a stable negative voltage supply, such as:
- Industrial power supplies
- Telecommunication equipment
- Automotive systems
- Consumer electronics requiring negative voltage regulation
- Medical devices and equipment
Q & A
- What is the output voltage of the MC79M15BTG?
The output voltage of the MC79M15BTG is -15 V.
- What is the maximum input voltage for the MC79M15BTG?
The maximum input voltage for the MC79M15BTG is -35 V.
- What is the typical output current of the MC79M15BTG?
The typical output current of the MC79M15BTG is 0.5 A.
- Does the MC79M15BTG require external components?
No, the MC79M15BTG does not require external components.
- What are the key protection features of the MC79M15BTG?
The key protection features include internal thermal overload protection, internal short circuit current limiting, and output transistor safe-area compensation.
- What are the available package types for the MC79M15BTG?
The MC79M15BTG is available in TO-220-3 and DPAK (DT) packages.
- Is the MC79M15BTG Pb-free?
- What is the operating junction temperature range for the MC79M15BTG?
The operating junction temperature range for the MC79M15BTG is -40°C to +125°C.
- What is the ripple rejection of the MC79M15BTG at 120 Hz?
The ripple rejection of the MC79M15BTG at 120 Hz is 54 to 66 dB.
- What are some common applications for the MC79M15BTG?
Common applications include industrial power supplies, telecommunication equipment, automotive systems, and consumer electronics requiring negative voltage regulation.
