F9221L
F9221L is MOSFET manufactured by Fuji Electric.
- Part of the F9222L comparator family.
- Part of the F9222L comparator family.
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Introduction
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Fuji Smart power device M-POWER2 for Multi-oscillated current resonant type power supply
Summary
System: The ideal and Fuji’s original system It includes many functions(Soft-switching,stand-by).
Device Multiple-chip Power Device M-POWER2 contains IC and two MOSFETs in SIP-13pin package. M-POWER has various types of protection functions.
MT5F11478c July.25.2002
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Features
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1. High efficiency (a reduction in SMPS size is possible.)
DC/DC
: 92.3%(DC input:400V,output:16V)
PFC+DC/DC :87.0%(AC100V),89.5%(AC200V)
2. Built in stand-by mode (An auxiliary power supply is unnecessary.) Pin<0.4W at Pout=0.0W Pin<1.0W at Pout=0.5W Pin<4.0W at Pout=2.0W
3. Low noise (a reduction in the noise suppression parts is possible.) MOSFETs Turn-on : ZVS+ZCS Turn-off : ZVS Diodes(secondary side) Surge voltage does not occur at reverse recovery.
4. Fail-safety (Built in protection functions:OC,SC,OV,Tj(OH))
5. Easy design power supply (Reduction of design time)
Down size your SMPS
MT5F11478c July.25.2002
.irantk.ir rectification circuit or PFC
Circuit configuration
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Multi-oscillated current resonant type power supply
Self-oscillation circuit Cr
IQ2
VD1,ID1
Tr
VQ2...