The Newest Chiplet SiP Switching Regulators K78-R4 Series
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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 1

DC/DC ConverterK78_MT-500R4 Series Wide input voltage non-isolated and regulated single output Patent Protection RoHS FEATURES • Ultra-small, ultra-thin DFN package(9.00 x 7.00 x 3.10mm) • Operating ambient temperature range: -40C to +105 °C • High efficiency up to 92% • No-load input current as low as 0.1 mA • Output short-circuit protection • AEC-Q100 approved (under testing) K78_MT-500R4 series are high efficiency switching regulators. The converters feature high efficiency, low loss and short-circuit protection in a compact DFN package. These products are widely used in applications such as industrial control, instrumentation and electric power. MORNSUN Guangzhou Science & Technology Co., Ltd. 2020.04.15-A/0 Page 1 of 6 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 2

DC/DC ConverterK78_MT-500R4 Series Note: *The positive output ctrl pin voltage is referenced to input GND; Negative output ctrl pin voltage is referenced to -Vo. MORNSUN Guangzhou Science & Technology Co., Ltd. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 3

Design Reference 1. Typical application Part No. MORNSUN Guangzhou Science & Technology Co., Ltd. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 4

DC/DC Converter K78_MT-500R4 Series 2. EMC compliance circuit Part No. Notes: For EMC tests we use Part ® in Fig.3 for immunity and part ® for emissions test. Selecting based on needs. 3. Trim Function for Output Voltage Adjustment (open if unused) V„ MORNSUN Guangzhou Science & Technology Co., Ltd. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 5

4. For additional information please refer to DC-DC converter applicat www.mornsun-power.com Dimensions and Recommended Layout MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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The Newest Chiplet SiP Switching Regulators K78-R4 Series - 6

DC/DC ConverterK78_MT-500R4 Series Notes: 1. For additional information on Product Packaging please refer to www.mornsun-power.com. Tape/Reel packaging bag number: 58240017; 2. The maximum capacitive load offered were tested at nominal input voltage and full load; 3. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25°C, humidity<75%RH with nominal input voltage and rated output load; 4. All index testing methods in this datasheet are based on our company corporate standards; 5. We can provide product customization service, please contact our...

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