SRH05S12

SRH05 Series DC-DC Converter XP Power 0.5 Amp xxx Series • 3 Pin Switching Regulator • SIP Package • Ultra Wide Input Range to 72 V • -40 °C to +85 °C Operation • Full Load to 60 °C Ambient • Class B Conducted & Radiated Emissions • MTBF >4.5 MHrs • 3 Year Warranty The SRH05 series of switching regulators provides a convenient cost effective solution to nonisolated DC-DC regulated voltage conversation applications. Operating from a wide DC input the SRH05 will step down to voltages from 3.3V to 15V DC. Features include continuous short circuit protection, high efficiency and an industrial operating temperature range. Dimensions: SRH05: 0.46 x 0.29 x 0.4” (11.68 x 7.5 x 10.16 mm) Models & Ratings Input Current Full Load, Full Load, min Vin max Vin Input Voltage Output Voltage Output Current No Load 9-72 V 3.3 V 500 mA 3 mA 225 mA 9-72 V 5.0 V 500 mA 3 mA 315 mA 9-72 V 6.5 V 500 mA 3 mA 14-72 V 7.2 V 500 mA 14-72 V 9.0 V 17-72 V 21-72 V Efficiency min Vin max Vin Max capacitive load Model Number 30 mA 82% 75% 100 μF SRH05S3V3 45 mA 88% 80% 100 μF SRH05S05 395 mA 55 mA 91% 83% 100 μF SRH05S6V5 3 mA 285 mA 60 mA 91% 84% 100 μF SRH05S7V2 500 mA 3 mA 350 mA 75 mA 92% 86% 100 μF SRH05S09 12.0 V 500 mA 3 mA 375 mA 95 mA 94% 89% 100 μF SRH05S12 15.0 V 400 mA 3 mA 300 mA 95 mA 95% 89% 100 μF SRH05S15 Mechanical Details 0.46 (11.68) Printed Face 0.38 (9.66) 0.02 (0.50) 0.20 (5.08) 0.16 (4.10) 0.29 (7.50) 0.02 (0.5) 0.40 (10.16) 0.30 (7.70) 0.08 (2.0) Pin Connections 0.02 (0.5) 0.01 (0.25) 0.10 (2.54) Notes 1. All dimensions are in inches (mm) 2. Weight: 0.004 lbs (2.1 g) approx. 3. Pin diameter: 0.02±0.002 (0.5±0.05) 1 4. Pin pitch tolerance: ±0.02 (±0.5) 5. Case tolerance: ±0.02 (±0.5) www.xppower.com Pin 1 2 3 Single +Vin Ground +Vout SRH05 Series DC-DC Converter XP Power Input Characteristic Input Voltage Range Input Filter Minimum Typical 9 Maximum Units Notes & Conditions 72 VDC Model dependant. See Models and Ratings table Capacitor Input Reflected Ripple 35 mA pk-pk Input Surge 75 VDC for 100 ms Through 12 μH inductor and 47 μF capacitor Maximum Units Notes & Conditions 15 VDC See Models and Ratings table 3 % At full load mA Minimum load required to meet specification. Operation at no load will not cause damage. Output Characteristic Minimum Output Voltage 3.3 Typical Initial Set Accuracy Minimum Load 10 Line Regulation 1.0 % Load Regulation 0.6 % From 10% to full load Transient Response ±3 % For 25% load change Ripple & Noise 75 mV pk-pk 20 MHz bandwidth Short Circuit Protection Continuous, 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 92 0 Switching Frequency 120 Mean Time Between Failure 4.5 Notes & Conditions % See models and ratings table VDC Non isolated kHz See application notes 800 MHrs Weight 0.004 (2.1) Soldering temp MIL-HDBK-217F, +25 °C GB lb (g) 260 Case material Non-conductive black plastic UL94V-0 rated Pin material Solder coated C5191R-H Potting material Silicon UL94V-0 rated °C Waveflow. 0.05” (1.5mm) from case, 10 seconds max. Environmental Characteristic Maximum Units Operating Temperature Minimum -40 Typical +85 °C Storage Temperature -40 +125 °C Case Temperature Humidity Notes & Conditions Derate from 100% load at +60 °C to 40% at +85 °C +100 °C 95 %RH Non-condensing Cooling Natural convection EMC: Emissions Phenomenon Standard Test Level Notes & Conditions Conducted EN55032 Class B See Application Note Radiated EN55032 Class B See Application Note EMC: Immunity Phenomenon Standard Test Level Criteria ESD Immunity EN61000-4-2 ±6 kV/±8 kV A Radiated Immunity EN61000-4-3 10 Vrms A EFT/Burst EN61000-4-4 ±2.0 kV A See Application Note Surges EN61000-4-5 ±1.0 kV A See Application Note Conducted Immunity EN61000-4-6 10 V rms A Magnetic Fields EN61000-4-8 1 A/m A www.xppower.com Notes & Conditions Contact discharge/Air discharge 2 SRH05 Series DC-DC Converter XP Power Safety Approvals Agency Standard Test Level CE Meets all applicable directives UKCA Meets all applicable legislation Notes & Conditions Application Note Standard Application +Vin +Vout SRH05 C1 C2 -Vin -Vout C1 = 3.3 µF/100 V required if input voltage is above 50 VDC C2 = 100 µF (optional) to improve transient response EMI & Surge/EFT Filter +Vin SRH05 L1 C1 C2 C1 = 220 µF/100 V L1 = 12 µH C2 = 220µF/100 V Load -Vin C1, C2 and L1 should be placed as close to the SRH05 as possible Switching Frequency vs Load 800 700 Frequency (KHz) 600 500 400 300 200 100 50 10 10 50 100 200 300 400 500 Output Current (mA) (Vin = 24 V - 72 V) 3 www.xppower.com 02 Nov 2021