Overview
The L7808ABD2T-TR is a three-terminal positive linear voltage regulator produced by STMicroelectronics. It is part of the L78 series, which is renowned for its reliability and versatility in various electronic applications. This regulator is designed to provide local on-card regulation, eliminating the issues associated with single point regulation. It offers a fixed output voltage of 8 V and can deliver up to 1.5 A of output current. The device is available in the D2PAK package and features internal current limiting, thermal shutdown, and safe area protection, making it highly robust and reliable.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Brand | STMicroelectronics | |
| Regulator Type | Linear Voltage | |
| Maximum Output Current | 1.5 A | |
| Number of Outputs | 1 | |
| Output Voltage | 8 V | |
| Line Regulation | 12 mV to 80 mV | |
| Load Regulation | 30 mV to 100 mV | |
| Accuracy | ±2% | |
| Polarity | Positive | |
| Mounting Type | Surface Mount | |
| Package Type | D2PAK | |
| Quiescent Current | 4.3 mA | |
| Pin Count | 3 | |
| Output Type | Fixed | |
| Dimensions | 10.4 x 9.35 x 4.6 mm | |
| Maximum Input Voltage | 35 V | |
| Minimum Operating Temperature | -40 °C | |
| Maximum Operating Temperature | +125 °C |
Key Features
- Output current up to 1.5 A
- Fixed output voltage of 8 V
- Thermal overload protection
- Short circuit protection
- Output transition SOA protection
- 2% output voltage tolerance
- Guaranteed operation in extended temperature range (-40 °C to +125 °C)
- Internal current limiting and safe area protection
- Can be used with external components to obtain adjustable voltage and currents
Applications
The L7808ABD2T-TR is useful in a wide range of applications, including:
- Power management in electronic devices
- Communications equipment
- Computers and peripherals
- Industrial control systems
Q & A
- What is the maximum output current of the L7808ABD2T-TR?
The maximum output current is 1.5 A.
- What is the fixed output voltage of the L7808ABD2T-TR?
The fixed output voltage is 8 V.
- What type of protection does the L7808ABD2T-TR have?
The device features thermal overload protection, short circuit protection, and output transition SOA protection.
- What is the operating temperature range of the L7808ABD2T-TR?
The operating temperature range is -40 °C to +125 °C.
- What is the maximum input voltage for the L7808ABD2T-TR?
The maximum input voltage is 35 V.
- What package type is the L7808ABD2T-TR available in?
The device is available in the D2PAK package.
- Can the L7808ABD2T-TR be used for adjustable voltage regulation?
Yes, it can be used with external components to obtain adjustable voltage and currents.
- What is the quiescent current of the L7808ABD2T-TR?
The quiescent current is 4.3 mA.
- What are some common applications of the L7808ABD2T-TR?
Common applications include power management, communications equipment, computers and peripherals, and industrial control systems.
- Does the L7808ABD2T-TR have internal current limiting?
Yes, it has internal current limiting and safe area protection.
