Overview
The MC78L15ABPG is a part of the MC78L00A Series of positive voltage regulators produced by onsemi. These regulators are designed to be inexpensive, easy to use, and suitable for a wide range of applications that require a regulated supply of up to 100 mA. The MC78L15ABPG specifically provides a fixed output voltage of 15 V. These devices are known for their ruggedness, featuring internal current limiting and thermal shutdown, which makes them highly reliable in various operating conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | 14.4 | 15 | 15.6 | Vdc |
| Line Regulation (TJ = +25°C, IO = 40 mA) | - | - | 130 | mV |
| Load Regulation (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) | - | - | 300 | mV |
| Input Bias Current (TJ = +25°C) | - | - | 6.5 | mA |
| Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz) | - | - | 150 | μV |
| Ripple Rejection (IO = 40 mA, f = 120 Hz, 17.5 V ≤ VI ≤ 30 V, TJ = +25°C) | 34 | 39 | - | dB |
| Dropout Voltage (TJ = +25°C) | - | - | 1.7 | V |
| Storage Temperature Range | -65 | - | 150 | °C |
Key Features
- Wide Range of Available Fixed Output Voltages: The MC78L00A Series includes various fixed output voltages, with the MC78L15ABPG providing 15 V.
- Low Cost: These regulators are designed to be cost-effective.
- Internal Short Circuit Current Limiting: Protects the device from excessive current.
- Internal Thermal Overload Protection: Shuts down the circuit in case of excessive power overload.
- No External Components Required: In many applications, no additional components are needed for operation.
- Complementary Negative Regulators: Available in the MC79L00A Series.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring strict quality standards.
Applications
The MC78L15ABPG is suitable for a variety of applications, including:
- Low to medium current power supplies.
- Consumer electronics.
- Industrial control systems.
- Automotive systems (with NCV prefix).
- General-purpose voltage regulation in electronic devices.
Q & A
- What is the output voltage of the MC78L15ABPG?
The output voltage of the MC78L15ABPG is 15 V.
- What is the maximum current output of the MC78L15ABPG?
The maximum current output is up to 100 mA.
- Does the MC78L15ABPG require external components for operation?
In many applications, no external components are required.
- What kind of protection does the MC78L15ABPG have?
The device features internal short circuit current limiting and thermal overload protection.
- Is the MC78L15ABPG suitable for automotive applications?
Yes, with the NCV prefix, it is AEC-Q100 qualified and PPAP capable.
- What is the dropout voltage of the MC78L15ABPG?
The dropout voltage is approximately 1.7 V.
- What is the ripple rejection of the MC78L15ABPG?
The ripple rejection is typically 34 to 39 dB at 120 Hz.
- What is the storage temperature range for the MC78L15ABPG?
The storage temperature range is -65°C to +150°C.
- What kind of packages are available for the MC78L15ABPG?
The device is available in SOIC-8 and TO-92 packages.
- How does the MC78L15ABPG compare to traditional zener diode-resistor combinations?
The MC78L15ABPG offers reduced output impedance and quiescent current compared to traditional zener diode-resistor combinations.
