Q4343-B - (Q43xx4-B) Transformer

Coilcraft

Download the Q4343-B datasheet PDF. This datasheet also covers the Q4344-B variant, as both devices belong to the same (q43xx4-b) transformer family and are provided as variant models within a single manufacturer datasheet.

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Q4343-B (q43xx4-b) transformer by Coilcraft - Datasheet Preview — Note: The manufacturer provides a single datasheet file (Q4344-B_Coilcraft.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	Q4343-B
Manufacturer	Coilcraft
File Size	203.12 KB
Description	(Q43xx4-B) Transformer
Datasheet	Q4343-B Datasheet

📁 Similar Datasheet

Part Number	Description	Manufacturer

Other Datasheets by Coilcraft

Part Number	Description
Q4343-BL	Magnetics
Q4344-B	(Q43xx4-B) Transformer
Q4344-BL	Magnetics
Q4337-B	(Q43xx4-B) Transformer
Q4337-BL	Magnetics

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.

View original datasheet text

www.DataSheet4U.com Document 183 Magnetics for LM258X Flyback Regulator These standard flyback regulator transformers are designed for use with National Semiconductor LM2585, LM2586, LM2587 and LM2588 SIMPLE SWITCHER ® switching regulators. They are available in both surface mount and through hole configurations. All feature 500 V isolation between windings and a variety of available turns ratios. Ref. number T1 (SM) T1 (PC) T2 (SM) T2 (PC) T3 (PC) T4 (PC) T5 (SM) T5 (PC) T6 (SM) T6 (PC) T7 (SM) T7 (PC) Part number Q4435-B Q4434-B Q4436-B Q4337-B Q4343-B Q4344-B Q4437-B Q4338-B Q4438-B Q4339-B S6057-A S6000-A L ±15% (µH) 22 22 22 22 85 85 55 66 65 66 47 47 Turns ratio 1:1 1:1 1 : 2.50 : 2.50 1 : 2.50 : 2.50 1 : 0.8 : 0.8 1 : 0.35 : 0.8 : 0.8 1 : 0.5 : 1.167 : 1.167 1 : 0.5 : 1.167 : 1.