Overview
The NCV7808BDTRKG is a fixed-voltage regulator from onsemi, designed to provide a stable output voltage of 8.0 volts. This monolithic integrated circuit is part of the MC78XX series and is suitable for a wide range of applications, including local and on-card regulation. The device is known for its high current capability, internal protection features, and compact packaging.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | 7.84 | 8.0 | 8.16 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | VO | 7.7 | 8.0 | 8.3 | Vdc |
| Line Regulation (TJ = 25°C) | Regline | - | - | 6.0 | mV |
| Load Regulation (TJ = 25°C) | Regload | - | - | 1.4 | mV |
| Quiescent Current | IB | 3.3 | - | 8.0 | mA |
| Dropout Voltage (IO = 1.0 A, TJ = 25°C) | VI - VO | - | - | 2.0 | Vdc |
| Output Noise Voltage (TA = 25°C) | Vn | - | - | 10 | μV/VO |
| Output Resistance (f = 1.0 kHz) | rO | - | - | 0.9 | mΩ |
| Short Circuit Current Limit (TA = 25°C) | ISC | - | - | 0.2 | A |
| Peak Output Current (TJ = 25°C) | Imax | - | - | 2.2 | A |
| Average Temperature Coefficient of Output Voltage | TCVO | - | - | -0.4 | mV/°C |
Key Features
- High Output Current: Capable of delivering output currents in excess of 1.0 A with adequate heatsinking.
- Internal Protection: Features internal current limiting, thermal shutdown, and safe-area compensation.
- No External Components Required: Can operate without external components for fixed voltage regulation.
- Adjustable Voltage and Current: Can be used with external components to obtain adjustable voltages and currents.
- Compact Packaging: Available in surface mount D2PAK-3, DPAK-3, and standard 3-lead transistor packages.
- AEC-Q100 Qualified: Suitable for automotive and other applications requiring unique site and control change requirements.
- Pb-Free Devices: Compliant with lead-free regulations.
Applications
- Local and On-Card Regulation: Ideal for providing stable voltage in various electronic circuits.
- Automotive Systems: AEC-Q100 qualified, making it suitable for automotive applications.
- Industrial Control Systems: Used in industrial control systems where stable voltage is crucial.
- Consumer Electronics: Found in various consumer electronic devices requiring stable power supply.
- Medical Devices: Used in medical equipment where reliable voltage regulation is essential.
Q & A
- What is the output voltage of the NCV7808BDTRKG?
The output voltage of the NCV7808BDTRKG is 8.0 volts.
- What is the maximum output current of the NCV7808BDTRKG?
The device can deliver output currents in excess of 1.0 A with adequate heatsinking.
- Does the NCV7808BDTRKG require external components for operation?
No, it can operate without external components for fixed voltage regulation.
- What are the internal protection features of the NCV7808BDTRKG?
The device features internal current limiting, thermal shutdown, and safe-area compensation.
- In what packages is the NCV7808BDTRKG available?
It is available in surface mount D2PAK-3, DPAK-3, and standard 3-lead transistor packages.
- Is the NCV7808BDTRKG AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the quiescent current of the NCV7808BDTRKG?
The quiescent current is typically 3.3 mA to 8.0 mA.
- What is the dropout voltage of the NCV7808BDTRKG?
The dropout voltage is 2.0 Vdc at an output current of 1.0 A.
- What is the output noise voltage of the NCV7808BDTRKG?
The output noise voltage is 10 μV/VO from 10 Hz to 100 kHz.
- What is the short circuit current limit of the NCV7808BDTRKG?
The short circuit current limit is 0.2 A at 25°C.
