Overview
The MC7808BD2TR4 is a standard positive voltage regulator produced by onsemi. This component is part of the 78xx series of linear voltage regulators and is specifically designed to provide a stable 8V output voltage with a maximum current of 1A. It is packaged in a D2PAK (3-pin with tab) configuration, making it suitable for a variety of applications requiring reliable voltage regulation. The MC7808BD2TR4 is known for its high performance, low dropout voltage, and robust thermal characteristics, ensuring stable operation over a wide range of input voltages and temperatures.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 8.0 V |
| Maximum Output Current | 1.0 A |
| Input Voltage Range | 10.5 Vdc to 23 Vdc |
| Line Regulation | ±6.0 mV (TJ = 25°C, 10.5 Vdc ≤ Vin ≤ 25 Vdc) |
| Load Regulation | ±1.4 mV (TJ = 25°C, 5.0 mA ≤ IO ≤ 1.5 A) |
| Quiescent Current | 3.3 mA to 8.0 mA |
| Dropout Voltage | 2.0 V (IO = 1.0 A, TJ = 25°C) |
| Output Noise Voltage | 10 µV (10 Hz ≤ f ≤ 100 kHz) |
| Output Resistance | 0.9 mΩ (f = 1.0 kHz) |
| Short Circuit Current Limit | 0.2 A (TA = 25°C, Vin = 35 Vdc) |
| Peak Output Current | 2.2 A (TJ = 25°C) |
| Operating Temperature Range | 0°C to 125°C |
| Package Type | D2PAK (3-pin with tab) |
Key Features
- Stable Output Voltage: Provides a regulated 8V output voltage with minimal variation over a range of input voltages and load conditions.
- High Current Capability: Can supply up to 1A of output current, making it suitable for power-hungry applications.
- Low Dropout Voltage: Ensures efficient operation with a dropout voltage of 2.0V at 1A output current.
- Good Line and Load Regulation: Maintains output voltage stability with changes in input voltage and load current.
- Thermal Stability: Operates reliably over a wide temperature range from 0°C to 125°C.
- Compact Packaging: D2PAK package is compact and suitable for space-constrained designs.
Applications
The MC7808BD2TR4 is versatile and can be used in a variety of applications, including:
- Power Supplies: For providing stable DC voltage in power supply units.
- Embedded Systems: In microcontroller and microprocessor-based systems requiring regulated power.
- Industrial Control Systems: For powering sensors, actuators, and other control devices.
- Automotive Electronics: Although not AEC-Q100 qualified, it can be used in non-critical automotive applications.
- Consumer Electronics: In devices such as audio equipment, medical devices, and other consumer electronics.
Q & A
- What is the output voltage of the MC7808BD2TR4?
The output voltage of the MC7808BD2TR4 is 8.0V. - What is the maximum output current of the MC7808BD2TR4?
The maximum output current is 1.0A. - What is the input voltage range for the MC7808BD2TR4?
The input voltage range is from 10.5 Vdc to 23 Vdc. - What is the line regulation of the MC7808BD2TR4?
The line regulation is ±6.0 mV (TJ = 25°C, 10.5 Vdc ≤ Vin ≤ 25 Vdc). - What is the load regulation of the MC7808BD2TR4?
The load regulation is ±1.4 mV (TJ = 25°C, 5.0 mA ≤ IO ≤ 1.5 A). - What is the quiescent current of the MC7808BD2TR4?
The quiescent current ranges from 3.3 mA to 8.0 mA. - What is the dropout voltage of the MC7808BD2TR4?
The dropout voltage is 2.0V at 1A output current. - What is the operating temperature range of the MC7808BD2TR4?
The operating temperature range is from 0°C to 125°C. - What package type is the MC7808BD2TR4 available in?
The MC7808BD2TR4 is available in a D2PAK (3-pin with tab) package. - Is the MC7808BD2TR4 AEC-Q100 qualified?
No, the MC7808BD2TR4 is not AEC-Q100 qualified.
