JWK25 Series DC-DC Converter 25 Watts xxx Series * Regulated Single & Dual Output * Wide 4:1 Input Range * 1" x 1" Package * 1500 VDC Isolation * Operating Temperature -40 C to +105 C * ITE Safety Approvals * Remote On/Off * High Power Density * Optional Heatsink Dimensions: * Six-sided Metal Case JWK25: 1.00 x 1.00 x 0.40" (25.4 x 25.4 x 10.16 mm) * 3 Year Warranty Models & Ratings Input voltage Output voltage Output current 3V3 5V 12 V 15 V 12 V 15 V 3V3 5V 12 V 15 V 12 V 15 V 6.00 A 5.00 A 2.09 A 1.67 A 1.04 A 0.84 A 6.00 A 5.00 A 2.09 A 1.67 A 1.04 A 0.84 A 9-36 V 18-75 V Input current(1,2) No load Full load 85 mA 45 mA 0.95 A 1.17 A 1.18 A 1.16 A 1.17 A 1.18 A 0.47 A 0.58 A 0.58 A 0.58 A 0.59 A 0.59 A Overvoltage Protection Maximum capacitive load(3) Efficiency Model number(4) 3.9 V 6.2 V 15.0 V 18.0 V 15.0 V 18.0 V 3.9 V 6.2 V 15.0 V 18.0 V 15.0 V 18.0 V 10300 F 6800 F 1200 F 750 F 680 F 380 F 10300 F 6800 F 1200 F 750 F 680 F 380 F 87% 89% 89% 90% 89% 89% 88% 90% 90% 90% 89% 89% JWK2524S3V3 JWK2524S05 JWK2524S12 JWK2524S15 JWK2524D12 JWK2524D15 JWK2548S3V3 JWK2548S05 JWK2548S12 JWK2548S15 JWK2548D12 JWK2548D15 Notes 1. Input currents measured at nominal input voltage. 2. Input current is typically 3 mA at nominal input voltage when output is turned off using remote on/off. 3. Maximum capacitive load is per output. 4. Add suffix "-HK" for optional heatsink. Mechanical Details Optional Heatsink (-HK) 1.00 (25.4) 0.40 (10.16) 0.40 (10.16) 4 2 0.20 (5.08) 1 0.24 (6.0) 0.40 0.02 (10.16 0.5) 1.00 (25.4) 0.69 (17.46) Max. o 0.04 (1.00) 1.22 (31.0) Max. 6 Single +Vin -Vin +Vout Trim -Vout Remote On/Off Dual +Vin -Vin +Vout Common -Vout Remote On/Off 0.77 (19.50) Max. Heat-Sink 6 0.30 (7.62) Pin Connections Pin 1 2 3 4 5 5 Bottom View 1 0.10 (2.54) 0.80 (20.3) 3 0.64 (16.3) Max. Thermal Pad Clamp Converter 0.10 (2.54) www.xppower.com Notes 1. All dimensions are in inches (mm) 2. Weight: 0.04 lbs (16.5g) approx. 3. Tolerance: X.XX0.01 (X.X0.25) X.XXX0.005 (X.XX0.13) 4. Pin Tolerance: 0.002 (0.05) JWK25 Series DC-DC Converter Input Characteristic Input Voltage Range Input Filter Minimum Typical Units 36 VDC 24 V nominal 18 75 VDC 48 V nominal Internal Pi type 50 Input Surge Remote On/Off Notes & Conditions Maximum 9 VDC for 1 s 100 24 V models 48 V models ON: Logic high (3.5-12 V) or open circuit OFF: Logic low (<1.2 V) or short pin 2 to pin 6 Output Characteristic Minimum Output Voltage 3.3 Typical Maximum Units Notes & Conditions 30 VDC See Models and Ratings table Initial Set Accuracy 1.0 % At full load Output Trim 10 % See Application Notes Output Voltage Balance 2.0 % For dual output with balanced laods A No minimum load required Minimum Load Line Regulation 0.8 % From minimum to maximum input at full load Load Regulation 0.2 0.2/1.0 % Single / Dual output, from 0 to full load Cross Regulation 5.0 % On dual output models when one load is varied between 25% and 100% and other is fixed at 100% 5 % deviation 100/150 mV pk-pk Transient Response 3 Ripple & Noise Overload Protection 150 Recovery within 1% in less than 300 s for a 25% load change. 3.3 & 5V output / other models. 20 MHz bandwidth. Measured using 0.47 F ceramic capacitor. % Short Circuit Protection Continuous Trip & Restart (Hiccup mode), with auto recovery Maximum Capacitive Load See Models and Ratings table Temperature Coefficient 0.02 %/ C Maximum Units General Characteristic Minimum Typical Efficiency Isolation: Input to Output Isolation Resistance 90 % 60 s/1 s pF kHz At 500 VDC 2000 62.5 W/in3 109 Switching Frequency 285 Power Density Mean Time Between Failure Weight See Models and Ratings table VDC 1500/1800 Isolation Capacitance Notes & Conditions 440 kHrs 0.04 (16.5) lb (g) MIL-HDBK-217F, +25 C GB Environmental Characteristic Minimum Operating Temperature -40 Storage Temperature -50 Typical Case Temperature Humidity Maximum Units Notes & Conditions +105 C See Derating Curve. +125 C +105 C 95 %RH Cooling Non-condensing Natural convection Thermal Impedance to Air 17.6/14.8 C/W No heatsink / with heatsink EMC: Emissions Phenomenon Standard Test Level Notes & Conditions Conducted EN55022 Class A/B See Application Notes www.xppower.com 2 JWK25 Series DC-DC Converter EMC: Immunity Test Level Criteria ESD Phenomenon EN61000-4-2 Standard 8 kV air discharge, 6 kV contact A Notes & Conditions Radiated EN61000-4-3 10 V/m A EFT/Burst EN61000-4-4 2 kV A With external capacitor, suggested part is CHEMI-CON KY 220F/100V Surge EN61000-4-5 1 kV A With external capacitor, suggested part is CHEMI-CON KY 220F/100V Conducted EN61000-4-6 10 V rms A Safety Approvals Safety Agency Safety Standard CB Report IEC60950-1 Notes & Conditions Information Technology UL UL/cUL60950-1 Information Technology Mechanical Details Optional Heatsink (-HK) 1.00 (25.4) 4 2 0.20 (5.08) 1.00 (25.4) Bottom View 1 0.40 0.02 (10.16 0.5) 0.24 (6.0) 5 0.80 (20.3) 3 0.64 (16.3) Max. 0.10 (2.54) 0.40 (10.16) 0.40 (10.16) 0.69 (17.46) Max. o 0.04 (1.00) 1.22 (31.0) Max. 0.77 (19.50) Max. Heat-Sink 6 0.30 (7.62) Thermal Pad Clamp Converter 0.10 (2.54) Pin Connections Pin 1 2 3 4 5 6 Notes 1. All dimensions are in inches (mm) 2. Weight: 0.04 lbs (16.5g) approx. 3. Tolerance: X.XX0.01 (X.X0.25) X.XXX0.005 (X.XX0.13) 4. Pin Tolerance: 0.002 (0.05) Application Notes Single +Vin -Vin +Vout Trim -Vout Remote On/Off Dual +Vin -Vin +Vout Common -Vout Remote On/Off Derating Curve With optional heatsink (-HK) Output Power (%) 100 Models - JWK25 48S3V3 24S15, 48S05, 48S12, 48S15 24S3V3 24S05, 24S12, 24D12, 24D15, 48D12, 48D15 0 -40 A B 105 Ambient Temperature (C) 3 www.xppower.com Max Ambient Temperature No Heatsink (A) With Heatsink (B) 57C 65C 56C 64C 53C 61C 50C 59C JWK25 Series DC-DC Converter Application Notes EMI Filter for Conducted Emissions C5 L1 +Vin C3 C2 C1 JWK25 -Vin C4 Class Class A Class B Model C1 24V C2 None 48V C3 3.3F/50V 1210 MLCC 3.3F/100V 1210 MLCC C4 & C5 None None L1 2.2H 4.7H 24V 3.3F/50V 1210 MLCC 3.3F/50V 1210 MLCC 3.3F/50V 1210 MLCC 1800 pF/2kV 1206 MLCC 2.2H 48V 3.3F/100V 1210 MLCC 3.3F/100V 1210 MLCC 3.3F/100V 1210 MLCC 1800 pF/2kV 1206 MLCC 4.7H External Output Trimming Rd Ru 3 4 3 5 JWK25 Bottom View 1 2 4 5 JWK25 Bottom View 1 6 2 6 Trim Down Trim Up Trim Down Resistor Values (Rd) 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 3V3 72.61 k 32.55 k 19.20 k 12.52 k 8.51 k 5.84 k 3.94 k 2.51 k 1.39 k 0.50 k 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 Trim Down Resistor Values (Ru) 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 3V3 60.84 k 27.40 k 16.25 k 10.68 k 7.34 k 5.11 k 3.51 k 2.32 k 1.39 k 0.65 k 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 www.xppower.com 06 June 16