• 3 WATTS REGULATED OUTPUT POWER • 4:1 WIDE INPUT VOLTAGE RANGE • INTERNATIONAL SAFETY STANDARD APPROVAL • FIVE-SIDED SHIELD • HIGH EFFICIENCY UP TO 78% • STANDARD 24 PIN DIP PACKAGE & SMD TYPE PACKAGE • OVER CURRENT PROTECTION The VKC03 offers 3 watts of output power from a package in an IC compatible 24pin DIP configuration without derating to 71ºC ambient temperature. VKC03 series have 4:1 wide input voltage of 9-36 and 18-75VDC. The VKC03 features 1600VDC of isolation, short-circuit protection and as well as five sided shielding. A safety designed meet to EN60950 and UL1950. All models are particularly suited to telecommunications, industrial, mobile telecom and test equipment applications. UL E193009 TUV R3-50007936 CB JPTUV-003641 CE MARK T E C H N I C A L S P E C I F I C AT I O N All specifications are typical at nominal input, full load and 25ºC otherwise noted OUTPUT SPECIFICATIONS GENERAL SPECIFICATIONS Output power 3 Watts max Voltage accuracy Full load and nominal Vin Minimum load (Note 1) Line regulation 10% of FL LL to HL at Full Load 25% to 100% FL Load regulation Cross regulation Single Dual 20MHz bandwidth Isolation resistance ± 0.2% ± 1% Isolation capacitance 0.02% / ºC, max Transient response recovery time 25% load step change Over load protection ± 5% 50mVp-p Temperature coefficient 200uS % of FL at nominal input Short circuit protection 180% typ Continuous, automatics recovery 24V nominal input (Note 2) 48V nominal input 9 – 36VDC 18 – 75VDC Pi type Input filter Input surge voltage 100mS max 24V input 48V input Input reflected ripple (Note 3) Start up time Nominal Vin and full load Nominal Vin and constant resistor load 300pF, max 300KHz, typ Nickel-coated copper Base material Non-conductive black plastic Potting material Epoxy (UL94-V0) 1.25 X 0.80 X 0.40 Inch (31.8 X 20.3 X 10.2 mm) 16g (0.55oz) 18g (0.62oz) Dimensions DIP SMD 2.941 x 106 hrs MTBF (Note 5) ENVIRONMENTAL SPECIFICATIONS Standard M1 (Note 6) 20mAp-p Maximum case temperature Open or 3.5V < Vr < 12V Short or 0V < Vr < 1.2V 2.5mA UL1950, EN60950 Case material Operating temperature Remote ON/OFF (Note 4) Remote off input current 9 50VDC 100VDC 350mS typ -25ºC ~ +85ºC (with derating) -40ºC ~ +85ºC (non-derating) 100ºC Storage temperature range -55ºC ~ +105ºC Nature convection Thermal shock 20ºC/Watt MIL-STD-810D Vibration 10~55Hz, 2G, 30minutes along X,Y and Z Relative humidity 5% to 95% RH VKC03-48S05 Derating Curve EMC CHARACTERISTICS 100 75 50 25 M1 Version M! Version OUTPUT POWER (%) DIP SMD 1600VDC, min 1600VDC, min 1000VDC, min 10 ohms, min Design meet safety standard Thermal impedance DC-DC ON DC-DC OFF Nominal input See table Input to Output Input(Ouput) to Case Switching frequency Weight INPUT SPECIFICATIONS Input voltage range Isolation voltage ± 0.2% Asymmetrical load 25% / 100% FL Ripple and noise Efficiency ± 2% Nature convection 0 -40 -25 -10 0 50 60 70 80 90 100 AMBIENT TEMPERATURE (ºC) Conducted emissions EN55022 Level A Radiated emissions EN55022 ESD EN61000-4-2 Perf. Criteria2 Level A Radiated immunity EN61000-4-3 Perf. Criteria2 Fast transient EN61000-4-4 Perf. Criteria2 Surge EN61000-4-5 Perf. Criteria2 Conducted immunity EN61000-4-6 Perf. Criteria2 (8) Model Number Input Range Output Voltage Output Current Input (7) Current Eff (%) VKC03-24S05 VKC03-24S12 VKC03-24S15 VKC03-24D05 VKC03-24D12 VKC03-24D15 VKC03-48S05 VKC03-48S12 VKC03-48S15 VKC03-48D05 VKC03-48D12 VKC03-48D15 9 – 36 VDC 9 – 36 VDC 9 – 36 VDC 9 – 36 VDC 9 – 36 VDC 9 – 36 VDC 18 – 75 VDC 18 – 75 VDC 18 – 75 VDC 18 – 75 VDC 18 – 75 VDC 18 – 75 VDC 5 VDC 12 VDC 15 VDC ± 5 VDC ± 12 VDC ± 15 VDC 5 VDC 12 VDC 15 VDC ± 5 VDC ± 12 VDC ± 15 VDC 500mA 250mA 200mA ± 250mA ± 125mA ± 100mA 500mA 250mA 200mA ± 250mA ± 125mA ± 100mA 147mA 169mA 169mA 149mA 172mA 172mA 74mA 85mA 86mA 75mA 86mA 85mA 75 78 78 74 77 77 75 78 77 74 77 78 (9) Capacitor Load max 1000uF 170uF 110uF ± 550uF ± 96uF ± 47uF 1000uF 170uF 110uF ± 550uF ± 96uF ± 47uF Note Suffix-SMD 1.00(25.4) 13 1 BOTTOM 1.26 (32.0) 20 5 VIEW 10 11 12 0.60(15.2) 24 0.43(10.9) 0.15 (3.8) Pin Area 0.04 x 0.02 (1.0 x 0.5) 0.40 (10.2) 16 9 13 12 0.80(20.3) 0.80(20.3) 0.25 (6.35) 15 0.20 (5.1) 20 BOTTOM VIEW 0.02(0.5) 1 2 0.15 (3.81) 0.92(23.4) 24 23 0.44(11.2) 0.10 (2.54) Pin size is 0.02(0.5) Dia or 0.01 x 0.02 (0.25 x 0.50) Rectangular Pin 0.18(4.6) 0.70 (17.8) 2. 3. 4. 5. 6. 7. 8. 9. The VKC03 series required a minimum 10% loading on the output to maintain specified regulation. Operation under no-load condition will not damage these devices, however they may not meet all listed specification. Simulated source impedance of 12uH. 12uH inductor on series with +Vin. Start up voltage10 Vdc The ON/OFF control pin voltage is referenced to negative input. BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at 40ºC. (Ground fixed and controlled environment) M1 version is more efficient, therefore, it can be operated in a more extensive temperature range than standard. Maximum value at nominal input voltage and full load of standard type. Typical value at nominal input voltage and full load Test by minimum Vin and constant resistor load. 1.25 (31.8) 1. 1. All dimensions in Inches (mm) 2. Pin pitch tolerance 0.014(0.35) SMD PIN CONNECTION DIP PIN CONNECTION PIN SINGLE DUAL PIN SINGLE DUAL 1 2 + INPUT + INPUT + INPUT + INPUT 24 23 20 15 - INPUT - INPUT CTRL NC - INPUT - INPUT 10 11 12 NC COMMON NC COMMON - OUTPUT NC 13 CTRL + OUTPUT + OUTPUT - OUTPUT PIN SINGLE DUAL PIN SINGLE DUAL 1 2 + INPUT + INPUT + INPUT + INPUT 24 23 20 15 - INPUT - INPUT CTRL NC - INPUT - INPUT CTRL 10 NC + OUTPUT COMMON 11 NC COMMON 12 - OUTPUT NC 13 + OUTPUT - OUTPUT Others NC NC Others NC NC