Overview
The MC7808ABD2TR4 is a fixed voltage regulator IC produced by onsemi. This device is part of the 78XX series, known for its reliability and performance in voltage regulation applications. The MC7808ABD2TR4 is specifically designed to provide a fixed output voltage of 8 volts with a current capability of up to 1 ampere. It operates over a wide input voltage range and is suitable for various electronic systems requiring stable voltage regulation.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | 7.84 | 8.0 | 8.16 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | 7.7 | 8.0 | 8.3 | Vdc |
| Input Voltage (Max) | 35 | Vdc | ||
| Output Current | 1.0 | A | ||
| Line Regulation (TJ = 25°C) | 3.8 | mV | ||
| Load Regulation (5.0 mA ≤ IO ≤ 1.0 A) | 1.3 | mV | ||
| Quiescent Current | 3.2 | 6.5 | mA | |
| Peak Output Current (TJ = 25°C) | 2.2 | A | ||
| Operating Temperature Range | -40 | 125 | °C | |
| Average Temperature Coefficient of Output Voltage | -0.8 | mV/°C |
Key Features
- Fixed Output Voltage: Provides a stable output voltage of 8 volts.
- High Current Capability: Can supply up to 1 ampere of output current.
- Wide Input Voltage Range: Operates with input voltages up to 35 volts.
- Low Line and Load Regulation: Ensures minimal voltage variation under different input and load conditions.
- Thermal Stability: Operates over a temperature range of -40°C to 125°C.
- Short Circuit Protection: Includes built-in short circuit current limit to protect the device.
Applications
- Power Supplies: Used in various power supply designs to provide stable and regulated output voltages.
- Embedded Systems: Suitable for use in embedded systems that require reliable voltage regulation.
- Industrial Control Systems: Employed in industrial control systems where stable voltage is crucial.
- Consumer Electronics: Found in consumer electronics such as audio equipment, medical devices, and other appliances requiring stable voltage regulation.
Q & A
- What is the output voltage of the MC7808ABD2TR4?
The output voltage of the MC7808ABD2TR4 is 8 volts with a tolerance of ±2%.
- What is the maximum input voltage for the MC7808ABD2TR4?
The maximum input voltage for the MC7808ABD2TR4 is 35 volts.
- What is the maximum output current of the MC7808ABD2TR4?
The maximum output current of the MC7808ABD2TR4 is 1 ampere.
- What is the operating temperature range of the MC7808ABD2TR4?
The operating temperature range of the MC7808ABD2TR4 is -40°C to 125°C.
- Does the MC7808ABD2TR4 have short circuit protection?
Yes, the MC7808ABD2TR4 includes built-in short circuit current limit protection.
- What is the quiescent current of the MC7808ABD2TR4?
The quiescent current of the MC7808ABD2TR4 is typically 3.2 to 6.5 mA.
- How does the MC7808ABD2TR4 handle line and load regulation?
The MC7808ABD2TR4 ensures minimal voltage variation with line and load regulation, typically within 3.8 mV and 1.3 mV respectively.
- What is the average temperature coefficient of output voltage for the MC7808ABD2TR4?
The average temperature coefficient of output voltage for the MC7808ABD2TR4 is -0.8 mV/°C.
- In what types of applications is the MC7808ABD2TR4 commonly used?
The MC7808ABD2TR4 is commonly used in power supplies, embedded systems, industrial control systems, and consumer electronics.
- What is the package type of the MC7808ABD2TR4?
The MC7808ABD2TR4 is available in a D2PAK package.
