Allicdata Part #: | LK112SM55TR-ND |
Manufacturer Part#: |
LK112SM55TR |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | STMicroelectronics |
Short Description: | IC REG LINEAR 5.5V 200MA SOT23-5 |
More Detail: | Linear Voltage Regulator IC Positive Fixed 1 Outpu... |
DataSheet: | LK112SM55TR Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Obsolete |
Output Configuration: | Positive |
Output Type: | Fixed |
Number of Regulators: | 1 |
Voltage - Input (Max): | 14V |
Voltage - Output (Min/Fixed): | 5.5V |
Voltage - Output (Max): | -- |
Voltage Dropout (Max): | 0.5V @ 200mA |
Current - Output: | 200mA |
Current - Quiescent (Iq): | 250µA |
PSRR: | 55dB (400Hz) |
Control Features: | Enable |
Protection Features: | Over Current, Over Temperature |
Operating Temperature: | -40°C ~ 125°C |
Mounting Type: | Surface Mount |
Package / Case: | SC-74A, SOT-753 |
Supplier Device Package: | SOT-23-5 |
Base Part Number: | LK112S |
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The LK112SM55TR is a linear voltage regulator that operates as part of a power management IC (PMIC). It is capable of outputting a stable voltage of up to 55V with very low noise and a drop-out voltage of 2.0V max. The LK112SM55TR is ideal for applications requiring low noise, excellent line and load regulation and fast full-load transient response. It can be used in a wide range of applications, from automotive, industrial and general-purpose applications.
A linear voltage regulator consists of three main components: an input voltage source, an output voltage source and a control element. The input voltage source supplies the base or input voltage for the regulator and the output voltage source is the desired final output voltage of the regulator. The control element acts as the intermediary between the input voltage and the output voltage. It constantly monitors the input voltage and adjusts its control voltage in order to achieve the desired output voltage.
The LK112SM55TR linear voltage regulator uses a precision voltage reference and a series of closed loop feedback systems to maintain the output voltage. An error amplifier senses the difference between a reference voltage and the output voltage. This difference is increased or decreased by the control element to keep the output voltage steady. If the input voltage changes, the error amplifier will increase or decrease the control voltage to counteract the change. The overall control system ensures that the output voltage remains within a very small range and at the level required.
The LK112SM55TR is a versatile and reliable linear voltage regulator, which can be used in a variety of applications. It is suitable for use in automotive applications, where the input voltage can vary over a wide range. It can also be used in industrial and general-purpose applications that require a low noise output, excellent line and load regulation and fast full-load transient response. This voltage regulator is also ideal for applications that require high current and low ripple, such as in power supplies and DC/DC converters.
In conclusion, the LK112SM55TR is a linear voltage regulator that is capable of outputting a stable voltage of up to 55V with very low noise and a drop-out voltage of 2.0V max. It is suitable for a wide range of applications, from automotive, industrial and general-purpose to power supplies and DC/DC converters. With its precision voltage reference and the series of closed loop feedback systems, it ensures that the output voltage remains within a very small range and at the level required.
The specific data is subject to PDF, and the above content is for reference
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