Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
ApplicationsEnergy and Power SystemsTransportation and LogisticsRenewable EnergyAutomotive
LE50CZ Information
LE50CZ by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
This table gives cross-reference parts and alternative options found for LE50CZ. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LE50CZ, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
STMicroelectronics provides a recommended PCB layout in their application note AN2153, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and reliability.
To handle the high inrush current during startup, it's recommended to use a soft-start circuit or a current limiter to prevent voltage drops and ensure a stable power supply. Additionally, a bulk capacitor with a high capacitance value can help to reduce the inrush current.
While the datasheet specifies an operating temperature range of -40°C to 125°C, it's essential to note that the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the LE50CZ within a temperature range of -20°C to 85°C for optimal performance and reliability.
To ensure EMC, it's recommended to follow proper PCB design and layout guidelines, use shielding and filtering components, and implement electromagnetic interference (EMI) mitigation techniques such as spread spectrum clocking and slew rate control. Additionally, STMicroelectronics provides EMC-related guidelines in their application note AN1709.
To ensure stable operation and reduce noise, it's recommended to use a decoupling capacitor with a value of 10nF to 100nF between the VCC and GND pins, as close to the device as possible. Additionally, a bulk capacitor with a higher capacitance value can be used to filter out low-frequency noise.
