Analog Devices Inc. LT1129IS8-3.3#TRPBF

Analog Devices Inc. Part Number LT1129IS8-3.3#TRPBF（PMIC - Voltage Regulators - Linear）, developed and manufactured by Analog Devices Inc., distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.

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Introducing the Analog Devices Inc. LT1129IS8-3.3#TRPBF, a high-performance, low dropout linear regulator designed to provide a stable and reliable power supply solution for a wide range of applications. With its impressive features and versatile application fields, this regulator is a must-have for any electronics enthusiast or professional. The LT1129IS8-3.3#TRPBF boasts a low dropout voltage of just 300mV at full load, ensuring efficient power delivery even in demanding conditions. Its output voltage is fixed at 3.3V, making it ideal for powering microcontrollers, sensors, and other low voltage devices. The regulator also offers a high output current capability of up to 800mA, allowing it to handle a variety of power-hungry components. One of the standout features of the LT1129IS8-3.3#TRPBF is its excellent line and load regulation, ensuring a stable output voltage regardless of input voltage fluctuations or changes in load conditions. This makes it perfect for applications that require precise and reliable power supply, such as industrial automation, automotive electronics, and portable devices. Furthermore, the LT1129IS8-3.3#TRPBF incorporates thermal shutdown and current limit protection features, safeguarding your valuable components from potential damage due to excessive heat or overcurrent conditions. In summary, the Analog Devices Inc. LT1129IS8-3.3#TRPBF is a high-performance linear regulator that offers exceptional stability, efficiency, and protection. Whether you are working on a hobby project or a professional application, this regulator is sure to meet your power supply needs with ease.

Voltage Regulators-Linear is an electronic device used to convert an unstable DC voltage into a stable DC voltage. It regulates the voltage through an active component (such as a transistor or field effect tube) and a feedback network to ensure that the output voltage remains constant within a certain range. Linear regulators usually operate under low input voltage changes and load changes, and are able to provide a very clean and smooth output voltage.

Voltage Regulators-Linear has a wide range of applications, covering almost all electronic devices requiring a stable DC power supply. In the field of consumer electronics, linear voltage regulators are widely used in mobile phones, tablets, laptops and other portable devices to provide stable voltage support for core components such as processors, memory and display screens. In the field of industrial automation and instrumentation, linear voltage regulators are often used in precision measuring instruments, sensor signal processing and other occasions because of their low noise and high precision characteristics. In addition, linear regulators also play an indispensable role in areas such as medical equipment, aerospace, and automotive electronics, where the quality of the power supply is extremely high. For example, in medical equipment, linear regulators ensure the power stability of devices such as pacemakers and monitors, ensuring the safety of patients.

• 1. What are the characteristics of linear regulators?

  Linear regulators have the characteristics of low cost, small package, few peripheral devices and low noise. There are many types of linear regulator packages, which are very suitable for use in LCD color TVs. For fixed voltage output applications, only 2-3 small capacitors are needed to form the entire solution. Ultra-low output voltage noise is the biggest advantage of linear regulators. The output voltage ripple is less than 35V (RMS), and it has an extremely high signal-to-noise control ratio, which is very suitable for powering small signal processing circuits that are sensitive to noise.

• 2. Do linear regulators need capacitors?

  Linear regulators usually require capacitors.
  The working principle and design requirements of linear regulators determine that they usually require capacitors to ensure stable operation. These capacitors are mainly used to filter and stabilize the output voltage, help reduce output ripple and noise, and thus improve the stability and reliability of the power supply.
  Specifically:
  1. Input and output capacitors: Linear regulators usually require one or more input capacitors and one output capacitor. These capacitors help smooth the input and output voltages, reduce voltage fluctuations, and thus provide a stable output voltage.
  2. Power supply rejection capability: The power supply rejection capability of a linear regulator is an important indicator, which is related to whether it can effectively suppress unwanted signals and avoid interference with the output voltage. If the power supply rejection capability is poor, unnecessary signals may be left behind, affecting the purity of

• 3. What is the minimum input voltage of a linear regulator?

  The minimum input voltage range of linear regulator varies from model and application.
  For certain low -voltage lower -voltage regulators, its minimum input voltage range is usually 2.5V to 2.7V. This type of regulator design is used to power the internal LDO drive circuit and can drive PMOS FET to provide high output current. However, when the output voltage is lower than 1.8V and the output current is greater than 2.5A, the linear regulator with PMOS bypass components may be used for external heat dissipation due to additional air flow requirements and/or the heat generated by the regulator. It becomes inconvenient and the cost will increase.
  For universal linear stabilizers, its input voltage range can be very wide. For example, some general -purpose linear regulators have 3V to 40V input voltage range. Even for models suitable for 24V systems, the input maximum voltage can reach 60V Then, then
  In summary, the minimum input voltage of the linear regulator does not have a fixed st