STEVAL-ILB001V2 STMicroelectronics, STEVAL-ILB001V2 Datasheet - Page 15

• Manufacturer Part Number: STEVAL-ILB001V2
• Description: BOARD EVAL BIPO SOLUTION FOR PFC
• Manufacturer: STMicroelectronics

Specifications of STEVAL-ILB001V2

• Mfg Application Notes: HF Ballast AppNote
• Design Resources: STEVAL-ILB001V2 Gerber Files STEVAL-ILB001V2 Schematic STEVAL-ILB001V2 Bill of Materials
• Main Purpose: Lighting, Ballast Control
• Embedded: No
• Utilized Ic / Part: L6569
• Primary Attributes: 40W HF Ballast
• Secondary Attributes: Discontinuous Mode Boost Converter
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6409; STEVAL-ILB001V2

AN2349
where from
the electrolytic capacitor, while X
electrolytic capacitor, with f
Equalizing
Equation 18
and resolving by C:
Equation 19
where
2
I
M
=2*P/V
V
PP
RIPPLE
Equation 16
M
Equation
.
=
v
DC
17, the I
OUT
and
MAX
*
=2f
Equation 17
–
M
V
V
----------------------- -
main
-2I
DC
PP
C
M
2
out
RIPPLE
is the capacitive reactance X
(f
C
/π is the max amplitude of the alternate current I
MIN
main
OUT
=
is the peak to peak ripple voltage and from
=50/60Hz).
you have


=
I
M
V
----------------------- -
–
PP
2I
-------- -
4πf
π
RIPPLE
M


•
Selection of boost output inductor L1
•
2πf
-----
I
1
M
C
OUT
C
=ωC
OUT
=2πf
*
of the
Equation
AC
15/30
on