ISK0503A

ISK Series DC-DC Converter XP Power 0.25 Watt xxx Series • Single Output • SMD Package • Industry Standard Pinout • Operating Temperature -40 °C to +105 °C • 1500 VDC Isolation • 3 Year Warranty Dimensions: ISK: 0.500 x 0.44 x 0.285” (12.7 x 11.2 x 7.25 mm) Models & Ratings Input Voltage 4.5-5.5 10.8-13.2 21.6-26.4 Output Voltage Output Current 3.3V 5V 5V 12V 5V 76mA 50mA 50mA 21mA 50mA Input Current(2) No Load Full Load Maximum Capacitive Load Efficiency Model Number(3) 15mA 15mA 10mA 10mA 8mA 68mA 68mA 27mA 27mA 15mA 220uF 220uF 220uF 220uF 220uF 74% 79% 79% 79% 71% ISK0503A ISK0505A ISK1205A ISK1212A ISK2405A Notes 1. Input currents measured at nominal input voltage. 2. Typical value at full load. 3. For optional tape & reel option add suffix -TR to the end of the p/n. Reel quantity = 500 Mechanical Details 0.500±0.020 (12.70±0.5) Recommended Footprint Top View grid: 0.1 x 0.1 in (2.54 x 2.54 mm) Top View 0.276 (7.00) 0.285 (7.25) PIN CONNECTIONS 0.327 (8.30) 0.441±0.012 (11.20±0.30) 0.300 (7.62) 8 Side View 1 0.100 0.010 (2.54) (0.25) 0.024 (0.60) 0.039 (1.00) 5 2 4 0.100 (2.54) 0.480 (12.20) Pin Function 1 GND 2 +Vin 4 0V 5 +Vout 8 No Connection A Notes A 0.035 (0.88) 1 0.010 (0.25) 5 .00 º www.xppower.com 1. All dimensions are in inches (mm) 2. Weight: 0.003 lbs (1.5 g) typical. 3. Pin diameter: 0.02 ±0.002 (0.5 ±0.005) 4. Pin pitch and length tolerance: ±0.014 (±0.35) 5. Case tolerance: ±0.02 (±0.5) ISK Series DC-DC Converter XP Power Input Characteristic Input Voltage Range Minimum Maximum Units Notes & Conditions 4.50 Typical 5.50 VDC 5 V nominal 10.80 13.20 VDC 12 V nominal 21.60 26.40 VDC 24 V nominal Input Current See Models and Ratings table Input Reflected Ripple 5 V/12+12V Input. Through 12 μH inductor and 47 μF capacitor 20/5 mA pk-pk Input Surge Input Filter 9 VDC for 1 s 5 V models 18 VDC for 1 s 12 V models 30 VDC for 1 s 24 V models Maximum Units Notes & Conditions 12 VDC See Models and Ratings table -7.5, +2.5 % Capacitor Output Characteristic Minimum Output Voltage 3.3 Typical Initial Set Accuracy Minimum Load 10 Line Regulation ±1.2 Load Regulation Start Up Delay At 70% load % 2 % Per 1% change of input voltage (±1.5% for 3V3 output) % See graph ms Ripple and Noise 20/60 mV pk-pk 3 % deviation Maximum Capacitive Load 220 μF Temperature Coefficient 0.03 %/˚C Maximum Transient Response Short Circuit Protection 20 MHz bandwidth, measured using 0.1 μF capacitor Recovery to within 1% in 500 μs for a 25% load change Continuous, with auto recovery General Characteristic Units Notes & Conditions Efficiency Minimum Typical See Models and Ratings table Isolation: Input to Output VDC For optional high isolation versions, 3000 VDC input to output add suffix -H to model number 1500 Switching Frequency 50 Isolation Resistance 109 Input to output 4.0 pF Win3 kHrs MIL-HDBK-217F, +25 °C GB Ω Power Density 3500 Weight Recommended Solder Profile kHz 20 Isolation Capacitance Mean Time Between Failure 300 0.003 (1.5) Input to output, tested at 500 VDC lb (g) IPC/JEDEC J-STD-020D.1 Environmental Characteristic Minimum Operating Temperature -40 Storage Temperature -55 Typical Case Temperature Operating Humidity Maximum Units +105 °C +125 °C +115 °C 95 % RH Cooling Notes & Conditions Derate from 100% load at +100 °C to 80% load at 105 °C Non-condensing Natural convection Safety Approvals Agency Standard CE Meets all applicable directives UKCA Meets all applicable legislation www.xppower.com 2 ISK Series DC-DC Converter XP Power EMC: Emissions Phenomenon Standard Test Level Conducted EN55022 Class B Notes & Conditions See Application Note for Class B filter Radiated EN55022 Class B See Application Note for Class B filter Phenomenon Standard Test Level Criteria ESD Immunity EN61000-4-2 3 B Radiated Immunity EN61000-4-3 3 V/m A EFT/Burst EN61000-4-4 2 B External input capacitor required, 330 μF/100 V Surge EN61000-4-5 2 B External input capacitor required, 330 μF/100 V Conducted Immunity EN61000-4-6 3 V rms A Magnetic Fields EN61000-4-8 1 A/m A EMC: Immunity Notes & Conditions Load Regulation 110 Typic al L 105 oa d C urve Output Voltage Accuracy (%) Output Voltage Accuracy (%) 110 101% 100 -95 92.5% 105 Typical Lo ad Curve 102.5% 100 97.5% 92.5% 85% 0 50 70 100 0 Load (%) For 3.3 V output models 50 70 100 Load (%) For all other models Application Note EMI Filter for Class B Emissions 6.8 µH + Vin Vout ISE 4.7 µF, 50 V -Vin 3 + C Load Output Voltage C 3.3 10.00 μF 5 10.00 μF 12 2.20 μF 0V www.xppower.com 03 Aug 2022