Overview
The L7806ABV-DG is a member of the L78 series of three-terminal positive voltage regulators produced by STMicroelectronics. This regulator is designed to provide a fixed output voltage of 6 volts and is available in the TO-220 package. It is known for its robustness and versatility, making it suitable for a wide range of applications that require local on-card regulation. The L7806ABV-DG features internal current limiting, thermal shut-down, and safe area protection, ensuring reliable operation under various conditions.
Key Specifications
| Parameter | Test Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Output Voltage (VO) | TJ = 25 °C | 5.75 | 6 | 6.25 | V |
| Output Current (IO) | Internally limited | - | - | 1.5 A | A |
| Input Voltage (VI) | For VO = 5 to 18 V | - | - | 35 V | V |
| Dropout Voltage (Vd) | IO = 1 A, TJ = 25 °C | - | - | 2 V | V |
| Output Noise Voltage (eN) | TA = 25 °C, B = 10 Hz to 100 kHz | - | - | 10 µV/VO | µV/VO |
| Output Resistance (RO) | f = 1 kHz | - | - | 17 mΩ | mΩ |
| Short Circuit Current (Isc) | VI = 35 V, TA = 25 °C | - | - | 0.2 A | A |
| Operating Junction Temperature (TOP) | - | -40 | - | 125 | °C |
| Storage Temperature Range (TSTG) | - | -65 | - | 150 | °C |
Key Features
- Fixed Output Voltage: The L7806ABV-DG provides a fixed output voltage of 6 volts, making it ideal for applications requiring a stable voltage supply.
- High Current Capability: It can deliver up to 1.5 A of output current, making it suitable for power-hungry applications.
- Internal Protection: Features internal current limiting, thermal shut-down, and safe area protection to ensure reliable operation and prevent damage.
- Low Dropout Voltage: A dropout voltage of 2 V at 1 A output current minimizes power loss and heat generation.
- Low Output Noise: The output noise voltage is 10 µV/VO, ensuring a clean and stable output voltage.
- Wide Operating Temperature Range: Operates over a temperature range of -40 to 125 °C, making it suitable for various environmental conditions.
Applications
- Local On-Card Regulation: Ideal for providing local voltage regulation on PCBs, eliminating distribution problems associated with single point regulation.
- Power Supplies: Used in power supply units to regulate output voltage and ensure stable operation.
- Industrial Control Systems: Suitable for use in industrial control systems where reliable voltage regulation is critical.
- Consumer Electronics: Found in various consumer electronics such as audio equipment, medical devices, and other applications requiring stable DC voltage.
Q & A
- What is the output voltage of the L7806ABV-DG?
The output voltage of the L7806ABV-DG is 6 volts.
- What is the maximum output current of the L7806ABV-DG?
The maximum output current is 1.5 A.
- What are the key internal protections of the L7806ABV-DG?
The key internal protections include current limiting, thermal shut-down, and safe area protection.
- What is the dropout voltage of the L7806ABV-DG at 1 A output current?
The dropout voltage is 2 V at 1 A output current.
- What is the operating junction temperature range of the L7806ABV-DG?
The operating junction temperature range is -40 to 125 °C.
- What is the minimum load current required for regulation?
The minimum load current required for regulation is 5 mA.
- What is the thermal resistance junction-case (RthJC) for the TO-220 package?
The thermal resistance junction-case (RthJC) for the TO-220 package is 5 °C/W.
- Can the L7806ABV-DG be used with external components to obtain adjustable voltage and currents?
Yes, the L7806ABV-DG can be used with external components to obtain adjustable voltage and currents.
- What is the output noise voltage of the L7806ABV-DG?
The output noise voltage is 10 µV/VO.
- What are some common applications of the L7806ABV-DG?
Common applications include local on-card regulation, power supplies, industrial control systems, and consumer electronics.
