RCQ50 Series
www.xppower.com
DC-DC Converter
5
RCQ50
-
Vin
L1
C1
C
4
C6
+Vin
+Vout
C
3
C5
TRIM DOWN
TRIM UP
+SENSE
-SENSE
TRIM
+SENSE
-SENSE
TRIM 10 kOhms
TRIMPOT
Application Notes
Class C1 C3 C4 C5 C6 L1
C
lass A
C
HEMI-CON KXG Series
6
8µF/200V
2
200pF/3kV
2
200pF/3kV
2
200pF/3kV
2
200pF/3kV
4
50µH
Models 1% 2% 3% 4% 5% 6% 7% 8% 9% 10%
Voutx0.99 Voutx0.98 Voutx0.97 Voutx0.96 Voutx0.95 Voutx0.94 Voutx0.93 Voutx0.92 Voutx0.91 Voutx0.90
5V 138.88 k 62.41 k 36.92 k 24.18 k 16.53 k 11.44 k 7.79 k 5.06 k 2.94 k 1.24 k
12V 413.55 k 184.55 k 108.22 k 70.05 k 47.15 k 31.88 k 20.98 k 12.80 k 6.44 k 1.35 k
15V 530.73 k 238.61 k 141.24 k 92.56 k 63.35 k 43.87 k 29.96 k 19.53 k 11.41 k 4.92 k
24V 598.66 k 267.78 k 157.49 k 102.34 k 69.25 k 47.19 k 31.44 k 19.62 k 10.43 k 3.08 k
External Output Trimming
EMI Filter for Conducted Emissions
Trim Down Resistor Values (Rd)
Models 1% 2% 3% 4% 5% 6% 7% 8% 9% 10%
Voutx1.01 Voutx1.02 Voutx1.03 Voutx1.04 Voutx1.05 Voutx1.06 Voutx1.07 Voutx1.08 Voutx1.09 Voutx1.10
5V 106.87 k 47.76 k 28.06 k 18.21 k 12.30 k 8.36 k 5.55 k 3.44 k 1.79 k 0.48 k
12V 351.00 k 157.50 k 93.00 k 60.75 k 41.40 k 28.50 k 19.29 k 12.37 k 7.00 k 2.70 k
15V 422.77 k 189.89 k 112.26 k 73.44 k 50.15 k 34.63 k 23.54 k 15.22 k 8.75 k 3.58 k
24V 487.14 k 218.02 k 128.31 k 83.46 k 56.55 k 38.61 k 25.79 k 16.18 k 8.70 k 2.72 k
Trim Down Resistor Values (Ru)
15 Feb 16
