Overview
The MC79L05ACPRMG, produced by onsemi, is a part of the MC79L00A Series of negative voltage regulators. These regulators are designed to be inexpensive and easy to use, making them suitable for a wide range of applications that require up to 100 mA of current. The MC79L05ACPRMG specifically provides a fixed negative output voltage of -5V. It is available in a 3-pin TO-92 package and is lead-free, complying with EU RoHS standards.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | -4.9 | -5.0 | -5.1 | Vdc |
| Input Voltage Range | -7.0 | - | -30 | Vdc |
| Input Regulation (TJ = +25°C) | - | - | 300 mV | - |
| Load Regulation (TJ = +25°C) | - | - | 250 mV | - |
| Dropout Voltage (IO = 40 mA, TJ = +25°C) | - | - | 1.7 Vdc | - |
| Ripple Rejection (f = 120 Hz, TJ = +25°C) | 37 | 42 | - | dB |
| Thermal Resistance, Junction-to-Ambient (TO-92) | - | - | 200 °C/W | - |
| Operating Temperature Range | -40 | - | 125 | °C |
| Storage Temperature Range | -65 | - | 150 | °C |
Key Features
- Fixed Negative Output Voltage: Provides a stable -5V output voltage.
- Current Capability: Can supply up to 100 mA of current.
- Thermal Overload Protection: Shuts down the circuit in case of excessive power overload.
- Internal Short Circuit Protection: Protects against short circuit conditions.
- Low Dropout Voltage: Dropout voltage of 1.7 Vdc at 40 mA output current.
- High Ripple Rejection: Ripple rejection of 37 to 42 dB at 120 Hz.
- Lead-Free and RoHS Compliant: Available in lead-free packages and complies with EU RoHS standards.
Applications
- Power Supplies: Used in various power supply designs requiring negative voltage regulation.
- Industrial Control Systems: Suitable for industrial control systems that need stable negative voltage sources.
- Consumer Electronics: Can be used in consumer electronics that require reliable negative voltage regulation.
- Automotive Systems: Although not AEC qualified, it can be used in non-critical automotive applications.
- Medical Devices: Used in medical devices that require stable and regulated negative voltage sources.
Q & A
- What is the output voltage of the MC79L05ACPRMG?
The output voltage of the MC79L05ACPRMG is -5V.
- What is the maximum current that the MC79L05ACPRMG can supply?
The MC79L05ACPRMG can supply up to 100 mA of current.
- What is the dropout voltage of the MC79L05ACPRMG at 40 mA output current?
The dropout voltage is 1.7 Vdc at 40 mA output current.
- Does the MC79L05ACPRMG have thermal overload protection?
Yes, it has thermal overload protection that shuts down the circuit in case of excessive power overload.
- What is the operating temperature range of the MC79L05ACPRMG?
The operating temperature range is from -40°C to +125°C.
- Is the MC79L05ACPRMG RoHS compliant?
Yes, it is lead-free and complies with EU RoHS standards.
- What is the ripple rejection of the MC79L05ACPRMG at 120 Hz?
The ripple rejection is 37 to 42 dB at 120 Hz.
- What type of package is the MC79L05ACPRMG available in?
The MC79L05ACPRMG is available in a 3-pin TO-92 package.
- Does the MC79L05ACPRMG require any external components for operation?
Yes, it typically requires input and output capacitors for stability and transient response.
- What is the storage temperature range of the MC79L05ACPRMG?
The storage temperature range is from -65°C to +150°C.
