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FM2540D - Low-power primary-side feedback switch-mode power supply

Download the FM2540D datasheet PDF. This datasheet also covers the FM2539S-ChipSourceTek variant, as both devices belong to the same low-power primary-side feedback switch-mode power supply family and are provided as variant models within a single manufacturer datasheet.

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Note: The manufacturer provides a single datasheet file (FM2539S-ChipSourceTek_removed.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number FM2540D
Manufacturer ChipSourceTek
File Size 773.66 KB
Description Low-power primary-side feedback switch-mode power supply
Datasheet download datasheet FM2540D Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FM25XX (:S&CIC1919) FM25XX (PSR), MOSFET , 。FM25XX , PFM+PWM 。FM25XX , 。 FM25XX ,VCC ,VCC ,。FM25XX DIP/SOP ,。  MOSFET   PFM+PWM  75mw k    VCC  VCC   e T  e  LED  rc u o FM2539S FM2539D S FM2540S ip FM2540D FM2540TS h FM2541S C FM2541SD SOP-7 DIP-7 SOP-7 DIP-7 SOP-8 SOP-8 SOP-8 MOS (VDS) MOS (Rds_ON) MOS (ID) (90~265V) 650V 4.2Ω(MAX) 2A 10W(5V/2A) 650V 4.2Ω(MAX) 2A 10W(5V/2A) 650V 3.0Ω(MAX) 3A 12W(5V/2.4A) 650V 3.0Ω(MAX) 3A 12W(5V/2.4A) 650V 3.0Ω(MAX) 3A 12W(5V/2.4A) 650V 2.3Ω(MAX) 4A 18W(12V/1.5A) 650V 2.3Ω(MAX) 4A 18W(12V/1.5A) FM2541D DIP-7 650V 2.3Ω(MAX) 4A 18W(12V/1.5A) FM2542S SOP-8 650V 1.5Ω(MAX) 3A(Cool mos) 20W(12V/1.7A) FM2542D DIP-7 650V 1.