CDB1600-120W Cirrus Logic Inc, CDB1600-120W Datasheet - Page 11

• Manufacturer Part Number: CDB1600-120W
• Description: Power Management Modules & Development Tools Dev Board for CS1600
• Manufacturer: Cirrus Logic Inc
• Type: Power Factor Correctionr

Specifications of CDB1600-120W

• Input Voltage: 108 VAC to 305 VAC
• Output Voltage: 460 V
• Board Size: 223 mm x 38 mm
• Output Power: 120 W
• Product: Power Management Modules
• Dimensions: 223 mm x 38 mm
• Kit Contents: Board, Datasheet
• Tool / Board Applications: Power Management-Voltage/Current Regulation, PFC, Power Supply
• Development Tool Type: Hardware - Eval/Demo Board
• Mcu Supported Families: CS1600
• For Use With/related Products: CS1600
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6. SUMMARY OF EQUATIONS
DS904F1
Eq. #
1
2
3
4
5
6
7
8
L
P
P
o
B
o
=
Output Power w/ required values
=
=
Output IFB Sense Resistor
V
Input IAC Sense Resistor
R
link rip
IFB
Boost Inductor Peak Current
Boost Inductor RMS Current
I
LB pk
Boost Inductor
Output Power
=
I
V
V
LB rms
V
V
in min
V
--------------------------- -
in min
=
link
in min
link
R
--------------------------------------------------------------------- -
2
I
fixed
=
Equation
Voltage Ripple
IAC
–
------------------------------------------- -
2
=
V
2
f
2
line min
dd
=
----------------------------- -
V
V
------------------------------------------------------------ -
2
460V
------------------------------------------------------------ -
2
in min
4
460V
R
in min
V
-------------------------------------------------------- -
=
2
(page
IFB
link
P
(page
70kHz P
70kHz
P
P
460V V
----------------------------- -
O
O
O
f
–
–
–
max
129 A
460
(page
V
9)
V
V
9)
(page
in min
–
in min
in min
2
(page
L
L
o
dd
B
C
B
9)
9)
out
V
460V
460V
link
9)
2
2
2
P
V
V
f
L
C
f
max
line(min)
B
o
in(min)
link
out
100% by the PFC algorithm)
(P
after the rectifier and EMI filter
rated output power of the system
efficiency of the boost converter (estimated as
minimum RMS line voltage is 108V, measured
nominal PFC output voltage must be 460 V
maximum switching frequency is 70 kHz
boost inductor specified by rated power
margin factor to guarantee rated output power
Variables/Recommended Values
requirement
Value of the output capacitor in microfarads.
Minimum line frequency.
o
) against boost inductor tolerances.
CS1600
11