SINGLE AND DUAL OUTPUT                (FKC, MKC, YKC, VKC)
3 WATTS DC/DC CONVERTERS

pr3.jpg (18538 bytes)
  • 3 WATTS IN D.I.L., SMD PACKAGE
  • REGULATED OUTPUT
  • 2:1 & 4:1 (VKC03) INPUT RANGE
  • ON/OFF CONTROL (VKC03)
  • DUAL SEPARATE OUTPUT (MKC03)
  • EFFICIENCY UP TO 80%
  • FIVE-SIDED SHIELD
  • LOW PROFILE, 0.4 INCHES HEIGHT
  • OVER CURRENT PROTECTION
ELECTRICAL SPECIFICATIONS
All specifications are typical at nominal input, full load, and 25ΊC unless otherwise noted
INPUT SPECIFICATIONS
2:1 Input voltage 12V nominal………..….…….........…...…...….........………9 to 18V
                          24V nominal…........…………......……..........…….........…18 to 36V
                          48V nominal.........................................................................36 to 75V
4:1 Input voltage 24V nominal………..….…….........…...…......…......…....…9 to 36V
(VKC series)      48V nominal…........…………......……...........……........…18 to 75V
Input filter…………………………………………..……….......….............….Pi Type
OUTPUT SPECIFICATIONS
Output voltage accuracy ….…….…................................…....…...…...........…….±2%
Voltage balance, dual outputs ….…….…….........................…..............…...…….±2%
Ripple and noise, 20MHz BW................................................................50mV P-P max.
Line regulation, single output…….………………..……......….........……….......±0.2%
Dual output…….………………..……......…..................................……….......±0.2%
Load regulation,F.L-1/4F.L
Single ..................................................................….……..........……......…......±0.2%
Dual ..................................….……........…..............................……...........…......±1%
Temperature coefficient………….……………………...........….....…...…±0.02%/ΊC
Over current protection………..........………….....……....…............…......Continuous
GENERAL SPECIFICATIONS
Switching frequency………………………………........…..…...…...……300kHz, typ.
Isolation voltage standard models…………………..……....…......….500VDC (MKC)
                                                                                     1600VDC (VKC, FKC, YKC)
Isolation resistance………....……………….…....……....……............…….109Ohms 
Isolation capacitance...................................................................................300 pF max.
ENVIRONMENTAL SPECIFICATIONS (REFERENCE)
Operating temperature range………………….....……….......…......…-25ΊC to +71ΊC
Alternative operating temperature suffix "M1".........................................-40ΊC to +85ΊC
Storage temperature range……………………....…….....…..………-55ΊC to +105ΊC
Case temperature.........................................................................................100ΊC max.
Cooling………....…………………………....………….......…….Free-air convection
EMI/RFI..............................................................................................Five-sided shield
MTBF..........................................................................1.179 x 106 Hours for reference
                                                                      (MIL-HDBK-217F TA=25ΊC Full Load)
PHYSICAL SPECIFICATIONS
Case Material…………...................Nickel-Coated Copper with Non-Conductive Base
Dimensions.................................................................................1.25 x 0.8 x 0.4 Inches
                                                                                                (31.8 x 20.3 x 10.2 mm)
MODEL
NUMBER

OUTPUT
VOLTAGE

OUTPUT
CURRENT		% typ.
EFF		CAPACITOR
LOAD MAX.
XKC03-12S333.3VDC500mA742200uF
XKC03-12S055VDC500mA761000uF
XKC03-12S1212VDC250mA79170uF
XKC03-12S1515VDC200mA82110uF
XKC03-12D05+/-5VDC+/-250mA78+/-470uF
XKC03-12D12+/-12VDC+/-125mA81+/-96uF
XKC03-12D15+/-15VDC+/-100mA82+/-47uF
XKC03-24S333.3VDC500mA722200uF
XKC03-24S055VDC500mA741000uF
XKC03-24S1212VDC250mA77170uF
XKC03-24S1515VDC200mA78110uF
XKC03-24D05+/-5VDC+/-250mA74+/-470uF
XKC03-24D12+/-12VDC+/-125mA77+/-96uF
XKC03-24D15+/-15VDC+/-100mA78+/-47uF
XKC03-48S333.3VDC500mA732200uF
XKC03-48S055VDC500mA751000uF
XKC03-48S1212VDC250mA79170uF
XKC03-48S1515VDC200mA78110uF
XKC03-48D05+/-5VDC+/-250mA74+/-470uF
XKC03-48D12+/-12VDC+/-125mA79+/-96uF
XKC03-48D15+/-15VDC+/-100mA77+/-47uF

Pin Connections
SeriesFKC03MKC03VKC03YKC03
Pin#SingleDualSingleDualDSSingleDualSingleDual
1No PinNo Pin+Vin+Vin+Vin+Vin+Vin+Vin+Vin
2-Vin-VinNC-Vout-V1 out+Vin+Vin+Vin+Vin
3-Vin-VinNCCom+V1 outNo PinNo PinNo PinNo Pin
4,5,6,7,8No PinNo PinNo PinNo PinNo PinNo PinNo PinNo PinNo Pin
9NCComNo PinNo PinNo PinNo PinNo PinNo PinNo Pin
10NCNC-VoutCom-V2 outNCComNCCom
11NC-Vout+Vout+Vout+V2 outNCComNCCom
12No PinNo Pin-Vin-Vin-Vin-VoutNC-VoutNC
13No PinNo Pin-Vin-Vin-Vin+Vout-Vout+Vout-Vout
14+Vout+Vout+Vout+Vout+V2 outNo PinNo PinNo PinNo Pin
15NCNC-VoutCom-V2 outNC+VoutNC+Vout
16-VoutComNo PinNo PinNo PinNo PinNo PinNo PinNo Pin
17,18,19No PinNo PinNo PinNo PinNo PinNo PinNo PinNo PinNo Pin
20No PinNo PinNo PinNo PinNo PinCtrlCtrlNo PinNo Pin
21No PinNo PinNo PinNo PinNo PinNo PinNo PinNo PinNo Pin
22+Vin+VinNCCom+V1 outNo PinNo PinNo PinNo Pin
23+Vin+VinNC-Vout-V1 out-Vin-Vin-Vin-Vin
24No PinNo Pin+Vin+Vin+Vin-Vin-Vin-Vin-Vin

Pin Connections
SeriesFKC03MKC03VKC03YKC03
Pin#SingleDualSingleDualDSSingleDualSingleDual
1NCNC+Vin+Vin+Vin+Vin+Vin+Vin+Vin
2-Vin-VinNC-Vout-V1 out+Vin+Vin+Vin+Vin
3-Vin-VinNCCom+V1 outNCNCNCNC
4,5,NCNCNCNCNCNCNCNCNC
9NCComNCNCNCNCNCNCNC
10NCNC-VoutCom-V2 outNCComNCCom
11NC-Vout+Vout+Vout+V2 outNCComNCCom
12NCNC-Vin-Vin-Vin-VoutNC-VoutNC
13NCNC-Vin-Vin-Vin+Vout-Vout+Vout-Vout
14+Vout+Vout+Vout+Vout+V2 outNCNCNCNC
15NCNC-VoutCom-V2 outNC+VoutNC+Vout
16-VoutComNCNCNCNCNCNCNC
20,21NCNCNCNCNCCtrlCtrlNCNC
22+Vin+VinNCCom+V1 outNCNCNCNC
23+Vin+VinNC-Vout-V1 out-Vin-Vin-Vin-Vin
24NCNC+Vin+Vin+Vin-Vin-Vin-Vin-Vin

OPERATING TEMPERATURE LIMITS AND OUTPUT POWER RANGE