Catalog excerpts
DC/DC Converter K78xx-1500(L) Series Wide input voltage , non-isolated & regulated single output Patent Protection Efficiency up to 95% Low ripple & noise Short circuit protection and overheat protection Pin-out compatible with LM78XX series Operating temperature range: -40℃ to +85℃ Subminiature SIP package, meeting requirements of UL94-V0 K78xx-1500(L) series are high efficiency switching regulators and ideal substitutes of 78 series three-terminal linear regulators. Efficiency of product is up to 95%, it is featured with low loss, low radiation and no heat sink requirement. They are widely used in industrial control, instrumentation, and electric power applications. Selection Guide Input Voltage (VDC) Part No. Nominal (Range) Output Output Voltage (VDC) Input Specifications Item Operating Conditions No-load Power Consumption Input voltage range Input Filter Capacitor filter Output Specifications Item Operating Conditions Output Voltage Accuracy 100% load, input voltage range Line Regulation Input voltage range Load Regulation Ripple & Noise* Temperature Drift Coefficient Over temperature Protection Output short circuit protection Continuous, self-recovery Transient response deviation Thermal impedance Nominal input, 25% load step change Transient recovery time Note: * Ripple and noise tested with “parallel cable” method, please see DC-DC Converter Application Notes for specific operation methods. General Specifications Item Operating Condition Operating Temperature* Storage Temperature Pin Welding Resistance Temperature Welding spot is 1.5mm away from the casing, 10 seconds Storage Humidity Switching Frequency 100% load, input voltage range MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the co
Open the catalog to page 1DC/DC Converter Efficiency Vs input voitage(full load) Efficiency Vs output load(Vin=Vin-nominal) Input voltage(V) Output current percentage (%) MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO..LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 2DC/DC Converter Ripple Vs input voitage(full load) Ripple Vs output load(Vin=Vin-nominal) Input voltage(V) Output current pereentage(%) Design Reference 1. Typical application circuit Note: Part © in the Fig. 4 is for EMS test, part © is for EMI filtering; parts © and © can be added based on actual requirement. 3. For more information please find the application notes on www.mornsun-power.com MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 3DC/DC Converter Dimensions and Recommended Layout THIRD ANGLE PROJECTION (cp) Unit :mm[inch] 1. Packing Information please refer to 'Product Packing Information'. Packing bag number: 58210021(K78xx-1500), 58210027 2. The max. capacitive load should be tested within the input voltage range and under full load conditions; 3. Unless otherwise specified, data in this datasheet should be tested under the conditions of Ta=25°C, humidity<75% when inputting nominal voltage and outputting rated load; 4. All index testing methods in this datasheet are based on our Company's corporate standards; 5....
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