L78L08ACD13TR

Basic Information Overview

Category: Voltage Regulator
Use: To regulate and stabilize the output voltage in electronic circuits
Characteristics: Low dropout voltage, high current capability, thermal overload protection
Package: DPAK (TO-252) package
Essence: Linear voltage regulator
Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

Input Voltage Range: 10V to 35V
Output Voltage: 8V
Output Current: Up to 100mA
Dropout Voltage: 2V (typical)
Line Regulation: ±0.4% (typical)
Load Regulation: ±0.5% (typical)
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The L78L08ACD13TR has three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference of the circuit. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

Voltage Regulation: The L78L08ACD13TR maintains a constant output voltage of 8V, regardless of changes in the input voltage or load conditions.
Thermal Overload Protection: The device includes built-in protection against excessive temperature, ensuring safe operation even under high ambient temperatures.
Low Dropout Voltage: The regulator has a low dropout voltage of only 2V, minimizing power dissipation and maximizing efficiency.
High Current Capability: With a maximum output current of 100mA, the L78L08ACD13TR can handle a wide range of applications.

Advantages and Disadvantages

Advantages: - Simple and easy to use - Compact package size - Good voltage regulation performance - Thermal overload protection ensures device safety

Disadvantages: - Limited output current capability - Dropout voltage may affect efficiency in low input voltage scenarios

Working Principles

The L78L08ACD13TR is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a constant output voltage. The device also includes internal circuitry for thermal overload protection.

Detailed Application Field Plans

The L78L08ACD13TR can be used in various electronic circuits where a stable 8V power supply is required. Some common application fields include: - Battery-powered devices - Automotive electronics - Industrial control systems - Audio amplifiers - LED lighting applications

Detailed and Complete Alternative Models

LM7808: A popular alternative from Texas Instruments, offering similar specifications and performance.
MC78L08: Another alternative from ON Semiconductor, providing comparable voltage regulation and current capabilities.
UA78L08: An alternative from Fairchild Semiconductor, featuring similar characteristics and package options.

These alternative models can be considered based on specific requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L78L08ACD13TR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of L78L08ACD13TR in technical solutions:

Q: What is L78L08ACD13TR? A: L78L08ACD13TR is a voltage regulator IC that provides a fixed output voltage of +8V.
Q: What is the input voltage range for L78L08ACD13TR? A: The input voltage range for L78L08ACD13TR is typically between 10V and 35V.
Q: What is the maximum output current of L78L08ACD13TR? A: The maximum output current of L78L08ACD13TR is 100mA.
Q: Can L78L08ACD13TR handle higher input voltages than its output voltage? A: No, L78L08ACD13TR is a linear regulator and requires the input voltage to be lower than or equal to the output voltage.
Q: Is L78L08ACD13TR suitable for battery-powered applications? A: Yes, L78L08ACD13TR can be used in battery-powered applications as long as the input voltage is within its specified range.
Q: Does L78L08ACD13TR require any external components for operation? A: Yes, L78L08ACD13TR requires input and output capacitors for stability and filtering purposes.
Q: Can L78L08ACD13TR handle short-circuit conditions? A: Yes, L78L08ACD13TR has built-in protection features that allow it to handle short-circuit conditions without damage.
Q: What is the thermal resistance of L78L08ACD13TR? A: The thermal resistance of L78L08ACD13TR is typically around 50°C/W, which determines its ability to dissipate heat.
Q: Can L78L08ACD13TR be used in automotive applications? A: Yes, L78L08ACD13TR is suitable for automotive applications as it meets the necessary standards and requirements.
Q: Are there any alternative voltage regulator options similar to L78L08ACD13TR? A: Yes, there are other voltage regulators available with different output voltages and current ratings, such as L78L05ACD13TR (5V) or L78L12ACD13TR (12V).