15 Watts xppower.com JTH Series 4:1 Input Range 1500 VDC Isolation Efficiency up to 86% -40 C to +100 C Operating Temperature UL Approved Optional Remote On/Off Single & Dual Outputs 3 Year Warranty Specification Input General Input Voltage Range 24 V (9-36 VDC) Efficiency See table 48 V (18-72 VDC) Isolation 1500 VDC Input to Output Input Current See table 1000 VDC Input to Case 1000 VDC Output to Case Input Filter Pi network 9 Isolation Resistance 10 Input Reflected 35 mA rms through 12 H inductor Ripple Current Isolation Capacitance 1200 pF typical Input Surge 24 V models 40 VDC for 100 ms Switching Frequency 300 kHz typical 3 48 V models 80 VDC for 100 ms Power Density 18.75 W/in Undervoltage Lockout 24 V models ON 8.6 V, OFF 8 VDC typical MTBF >1.21 MHrs to MIL-HDBK-217F 48 V models ON 16.0 V, OFF 14 V typical at 25 C, GB Environmental Output Operating Temperature -40 C to +100 C, derate from 100% load Output Voltage See table at +60 C to 0% load at +100 C Minimum Load No minimum load required Case Temperature 100 C max Line Regulation 0.5% Cooling Convection-cooled Load Regulation 0.5% 10-100% load, Operating Humidity Up to 95% RH, non-condensing 1.0% 10% load Storage Temperature -40 C to +125 C Cross Regulation 5% on dual output models (see note 3) Setpoint Accuracy 1% EMC Start Up Delay <10 ms Start Up Rise Time <20 ms Emissions EN55022 class A conducted & Ripple & Noise 75 mV pk-pk 20 MHz bandwidth radiated with external components, see application note Transient Response 3% max deviation, recovery to within 1% in 200 s for 25% load change ESD Immunity EN61000-4-2, 8 kV air discharge Perf Criteria A, Temperature 0.02%/C 4 kV contact discharge Perf Criteria A Coefficient EFT/Burst EN61000-4-4, level 1 Perf Criteria A* Overvoltage Protection None Surge EN61000-4-5, installation class 1, Overcurrent Protection 140% typical of full load at nominal input Perf Criteria A* Short Circuit Protection Trip & restart (hiccup mode), Conducted Immunity EN61000-4-6, 3 Vrms Perf Criteria A auto recovery Magnetic Field EN61000-4-8, 1 A/m Perf Criteria A Remote On/Off Optional (see application note) Maximum Capacitive See table Load Safety Safety Approvals UL60950-1, CAN/CSA C22.2 No.60950-1, UL62368-1 *External input capacitor required 220 F/100 V DC-DCDC-DC JTH15 Models and Ratings (1) Input Current Input Voltage Max. (2) Output Voltage Output Current Efficiency Model Number Range Capacitive Load No Load Full Load 3.3 V 3000 mA 25 mA 515 mA 80% 3300 F JTH1524S3V3 5.0 V 3000 mA 25 mA 753 mA 83% 3300 F JTH1524S05 12.0 V 1250 mA 25 mA 735 mA 85% 680 F JTH1524S12 9-36 VDC 15.0 V 1000 mA 25 mA 726 mA 86% 470 F JTH1524S15 5.0 V 1500 mA 25 mA 753 mA 83% 2200 F JTH1524D05 12.0 V 625 mA 25 mA 735 mA 85% 470 F JTH1524D12 15.0 V 500 mA 25 mA 726 mA 86% 330 F JTH1524D15 3.3 V 3000 mA 20 mA 257 mA 80% 3300 F JTH1548S3V3 5.0 V 3000 mA 20 mA 376 mA 83% 3300 F JTH1548S05 12.0 V 1250 mA 20 mA 367 mA 85% 680 F JTH1548S12 18-72 VDC 15.0 V 1000 mA 20 mA 363 mA 86% 470 F JTH1548S15 5.0 V 1500 mA 20 mA 376 mA 83% 2200 F JTH1548D05 12.0 V 625 mA 20 mA 367 mA 85% 470 F JTH1548D12 15.0 V 500 mA 20 mA 363 mA 86% 330 F JTH1548D15 Notes 1. Measured at nominal input voltage. 3. Cross regulations is 5% when one output is at 100% and the other is varied 2. For optional Remote On/Off. add suffix -R to model number. between 25% and 100%. Mechanical Details 0.40 0.40 (10.1) (10.1) 0.10 0.10 1.00 (25.4) (2.5) (2.5) 0.40 PIN CONNECTIONS (10.1) Pin Single Dual 1 +Vin +Vin 0.04 0.60 2 -Vin -Vin (1.0) (15.2) 3 +Vout +Vout 4 No pin Common 3 4 5 5 -Vout -Vout 6* ROF* ROF* 2.00 0.80 Bottom View (50.8) (20.3) * Pin 6 only present with optional Remote On/Off 12 6 Notes 0.60 1. All dimensions are in inches (mm). (15.2) 2. Weight: 0.07 lbs (30 g) 3. Pin diameter: 0.04 +/- 0.002 (1.0 +/- 0.05) 4. Pin pitch tolerance: +/-0.014 (+/-0.35) 0.20 0.40 0.40 5. Case tolerance: +/- 0.02 (+/-0.5) (5.0) (10.1) (10.1) Min 0.20 (5.0) Application Notes Derating Curve Optional Remote On/Off On = +2.5 to +5.5 VDC on pin 6 WRT pin 2 or open circuit Off = -0.7 to +0.8 VDC on pin 6 WRT pin 2 or short circuit pin 2 & 6 100 Input current is typically 2.5 mA when output is remotely switched off. 75 50 Input Filter +Vout 25 + +Vin 12 F DC/DC Load 47 F 33 F -40 -20 0 20 40 60 80 100 120 Converter - -Vin Ambient Temperature (C) -Vout 06 Oct 2021 Output Power (%)