VIPer53EDIP - E / VIPer53ESP - E

Regulation Loop Stability

DocRev1

17/31

encounter the third order slope generated by the load pole, the R1-C1 network on the

COMP pin and the R2-C2 network at the level of the TL431 on secondary side. This

The above formula gives a minimum value for C1. It can be then increased to provide a

C

1

R

L1

C

OUT

⋅

6.3

G

O

R

4

--------- R1

2

⋅⋅

-----------------------------------

P

OU T1

P

MAX

---------------------

⋅

>

C

2

R

L1

C

OUT

⋅

6.3

G

O

R

4

--------- R

1

R

2

⋅⋅

⋅

-----------------------------------------------

P

OU T1

P

MAX

---------------------

⋅

>

P

OUT1

V

OUT

2

R

L1

-------------------

=

with: