Mounting Type
Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include:
* Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side.
* Surface-mount: Component is placed on the surface of the PCB and soldered in place.
* Press-fit: Component is pressed into place on the PCB without soldering.
* Socket: Component is inserted into a socket on the PCB, allowing for easy replacement.
The mounting type is determined by factors such as the component's size, shape, and power requirements.
Surface Mount
Package / Case
Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.
TO-263-3, D2Pak (2 Leads Tab), TO-263AB
Number of Pins
Number of Pins: Indicates the number of electrical connections available on the component. These pins are used to connect the component to other components or circuits on a printed circuit board (PCB). The number of pins determines the functionality and connectivity options of the component. It is important to ensure that the component has the correct number of pins for the intended application.
3
Operating Temperature
Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.
-40°C~125°C
Part Status
Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.
Obsolete
Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.
1 (Unlimited)
Subcategory
Other Regulators
Technology
Technology, in the context of electronic components, refers to the specific manufacturing process and materials used to create the component. It encompasses the semiconductor fabrication techniques, such as the type of transistor used (e.g., MOSFET, BJT), the gate oxide thickness, and the interconnect materials. Technology also includes the packaging type, such as surface mount or through-hole, and the leadframe or substrate material. The technology used impacts the component's performance characteristics, such as speed, power consumption, and reliability.
BIPOLAR
Number of Outputs
Number of Outputs refers to the number of independent output signals or channels that an electronic component can provide. It indicates the capability of the component to drive multiple external devices or circuits simultaneously. A higher number of outputs allows for greater flexibility and connectivity in electronic systems.
1
Voltage - Input (Max)
35V
Output Voltage
Output Voltage is the voltage level produced by an electronic component when it is operating. It is typically measured in volts (V) and can be either positive or negative. The output voltage of a component is determined by its design and the input voltage applied to it. For example, a voltage regulator will produce a fixed output voltage regardless of the input voltage, while an amplifier will produce an output voltage that is proportional to the input voltage.
5V
Output Type
Output type refers to the type of signal or power that an electronic component can produce. It can be analog or digital, AC or DC, and can vary in voltage, current, or power levels. The output type is determined by the component's design and is crucial for matching it with other components in a circuit. Understanding the output type ensures proper signal processing, power delivery, and overall system functionality.
Fixed
Output Configuration
Output Configuration refers to the arrangement of output terminals or pins on an electronic component. It specifies the number, type, and arrangement of these terminals, allowing for various connection options. This parameter is crucial for determining the component's compatibility with other devices and ensuring proper signal flow within a circuit.
Positive
Quiescent Current
Quiescent current is the amount of current drawn by an electronic component when it is not actively performing its intended function. It is typically measured in milliamps (mA) or microamps (µA). Quiescent current is important because it can affect the overall power consumption of a circuit, especially in battery-powered devices. Components with high quiescent current can drain batteries more quickly than those with low quiescent current.
6mA
Accuracy
Accuracy refers to the closeness of a measured value to the true value. In electronic components, accuracy is typically expressed as a percentage of the full-scale range. For example, a component with an accuracy of ±2% would have a measured value that is within 2% of the true value. Accuracy is important in electronic components because it ensures that the component will perform as expected.
2 %
Number of Regulators
Number of Regulators refers to the quantity of voltage regulators present within an electronic component. Voltage regulators are circuits that maintain a constant voltage level, regardless of fluctuations in the input voltage or load current. The number of regulators indicates how many independent voltage regulation circuits are integrated into the component. This parameter is crucial for determining the component's ability to provide stable voltage to multiple circuits or devices.
1
Protection Features
Over Temperature, Short Circuit
Voltage Dropout (Max)
2V @ 1A Typ
Output Voltage Accuracy
Output Voltage Accuracy is a measure of how closely the output voltage of a component matches its ideal or expected value. It is typically expressed as a percentage of the ideal voltage, and indicates the maximum deviation from the ideal that can be expected under specified operating conditions. For example, an output voltage accuracy of ±2% means that the output voltage can vary by up to 2% above or below the ideal value.
2 %
RoHS Status
ROHS3 Compliant
Description
The L78 series of three-terminal positive regulators is available in TO-220, TO-220FP, DIPAK, and DPAK packages and several fixed output voltages. These regulators provide local on-card regulation, eliminating distribution problems associated with single-point regulation. Each type embeds internal current limiting, thermal shut-down, and safe area protection, making it essentially indestructible. With adequate heatsinking, they can deliver over 1 A output current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain adjustable voltage and currents.
Features
Output current up to 1.5 A
Output voltages of 5, 6, 8, 8.5, 9, 12, 15, 18, 24 V
Thermal overload protection
Short circuit protection
Output transition SOA protection
2% output voltage tolerance (A version)
Guaranteed in extended temperature range (A version)
Applications
Local on-card regulation
Elimination of distribution problems associated with single-point regulation
Adjustable voltage and current regulation