EVL6566A-75WADP STMicroelectronics, EVL6566A-75WADP Datasheet - Page 25

• Manufacturer Part Number: EVL6566A-75WADP
• Description: BOARD EVAL FOR L6566A
• Manufacturer: STMicroelectronics
• Type: Power Factor Correctionr

Specifications of EVL6566A-75WADP

• Main Purpose: AC/DC, Primary and Secondary Side with PFC
• Outputs And Type: 1, Isolated
• Power - Output: 75W
• Voltage - Output: 19V
• Current - Output: 4A
• Voltage - Input: 90 ~ 264VAC
• Frequency - Switching: 65kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L6563, L6566A, TSM1014
• Input Voltage: 90 V to 264 V
• Output Voltage: 19 V
• Dimensions: 78 mm x 174 mm
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Regulator Topology: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: L6563, L6566A
• Other names: 497-6449

L6563 - L6563A
5.
Equation 10
In the following Mathcad® sheet, as an example, the calculation is shown for the circuit
illustrated in
function.
Design data
Step 1
Step 2
Step 3
Vin
k:
R1:
Check that the maximum current sourced by the TBO pin (pin 6) does not exceed the
maximum specified (0.25mA):
Vin
Vin
Vox ;= 400V
∆Vo ;= 40V
choose: Vin
=
clamp
1
2
=
-----------------------
:= 88V
:= 264V
2 Vin
∆
---------- - 10
20
:
⋅
Vo
3
Figure
=
Vox Vo
-------------------------- - Vin
Vo
⋅
x
x
2
: = 270V
6
–
–
40.
Vo
1
1
Figure 41
⋅
Vo
Vo
2
1
2
–
:= 200V
:= 385V
Vox Vo
-------------------------- - Vin
Vo
I
shows the internal block diagram of the tracking boost
TBOmax
2
–
–
Vo
1
2
⋅
=
------ -
R
3
T
1
≤
0.25 10
⋅
–
3
Vin
R1 = 2 x 10
k = 7.857 x 10
Application information
clamp
= 278.27V
6
Ω
-3
25/39