DF06M View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'DF06M' PDF : 42 Pages View PDF
AN1262 APPLICATION NOTE
Figure 10. Plant transfer function G2(jω) of DCM Flyback (Bode Plots)
Gain
[dB]
G20
Gain
Phase
[°]
0
fout
fESR
0
Phase
-90
Table 15. Plant Transfer Function and its Main Quantities
Symbol
Definition
G2(jω)
G2(jω) = G20 ⋅ 1--1---+--+----ω----ω--------Ejj----o-ωω-----S---u---------Rt----
G20
G20
=
D-----m----a---x-
Vs
⋅
Vin
⋅
2-----⋅---LR----p-o---u-⋅--t-f--s--w--
fESR
fESR= ω--2---E--⋅-S--π--R-- = -2----⋅---π-----⋅---E-----S1----R------⋅---C----o---u---t
fout
fout = -ω2----o-⋅--u-π--t = π-----⋅---R-----o---u-1--t---⋅---C----o---u---t
Figure 11. Controller Transfer Function G1(jω) (Bode Plots)
Gain
[dB]
Phase
[°]
Gain
0
fZ
f
fP
0
Phase
-90
23/42
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