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SI9102DN02-E3 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Vishay Siliconix. Its product description is IC REG FLYBACK 20PLCC. Review the specifications below when checking this part for your BOM.
The SI9102DN02-E3 is a high-voltage switchmode regulator manufactured by Vishay Siliconix. It operates as a charge pump type switching voltage regulator designed for through-hole installation in a DIP-14 package. The device provides a single output of 4 V with a maximum output current capability of 150 uA. It functions at a switching frequency of 1 MHz and is classified under PMIC - Power Management ICs.
Verify component authenticity against official Vishay Siliconix documentation due to potential counterfeit risks. Confirm the specific suffix E3 indicates lead-free compliance and RoHS status. Check for End-of-Life (EOL) notifications or obsolescence warnings from the manufacturer before finalizing procurement plans, as availability may be restricted.
Select this component when a fixed 4 V output is required from a higher input voltage using a charge pump method. Ensure the application load does not exceed the 150 uA output current limit. Verify that the DIP-14 through-hole package fits the PCB layout constraints and that the 1 MHz switching frequency aligns with electromagnetic interference requirements.
This part belongs to the Vishay Siliconix SI9102 series of high-voltage switchmode regulators. It is functionally related to other variants such as the SI9102DJ02-E3 and SI9102N02-E3, which share similar core regulation capabilities but differ in packaging and pinout configurations. The series targets power management applications needing compact HV-to-LV conversion.
Public confirmed substitute part numbers are not available in the provided source material.
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