Delta Electronics Series E48SR manual Electrical Characteristics Curves

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ELECTRICAL CHARACTERISTICS CURVES

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Figure 14: Output voltage ripple at nominal input voltage and rated load current (Io=12A)(20 mV/div, 2us/div)

Load capacitance: 1µF ceramic capacitor and 10µF tantalum

capacitor. Bandwidth: 20 MHz. Scope measurements should be made using a BNC cable (length shorter than 20 inches). Position the load between 51 mm to 76 mm (2 inches to 3 inches) from the module.

Figure 15: Output voltage vs. load current showing typical current limit curves and converter shutdown points.

DS_E48SR05012_05222008

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Contents Options Parameter Technical SpecificationsTypical full load input characteristics at room temperature Electrical Characteristics CurvesFor Positive Remote On/Off Logic For Negative Remote On/Off LogicElectrical Characteristics Curves Output voltage noise and ripple measurement test setup Electrical Characteristics Curves Input Source Impedance Safety ConsiderationsSoldering and Cleaning Considerations Design ConsiderationsFeatures Descriptions Output Voltage Adjustment Trim Features Descriptions CONThermal Derating Thermal Testing SetupThermal Considerations Thermal CurvesRecommended PAD Layout SMD Pick and Place LocationLead Free SAC Process Recommend TEMP. Profile Leaded Sn/Pb Process Recommend TEMP. ProfilePin No Name Function Mechanical DrawingSurface-mount module Through-hole moduleModel List Part Numbering System

Series E48SR specifications

The Delta Electronics Series E48SR is a cutting-edge power supply unit designed to cater to the demanding requirements of modern electronic devices. Renowned for its compact form factor and high efficiency, the E48SR series is ideal for various industrial applications, including telecom, data communication, and industrial automation.

One of the standout features of the E48SR series is its wide input voltage range. This versatility allows the unit to operate seamlessly across different regions and power environments, accommodating everything from standard AC mains to challenging scenarios like high-voltage fluctuations. The E48SR series supports a nominal input range of 100 to 240 VAC, providing a greater degree of flexibility for global deployments.

The E48SR series is also distinguished by its high efficiency, often exceeding 90%. This not only translates to reduced energy consumption but also minimizes heat generation, enhancing the longevity and reliability of the power supply. The incorporation of advanced technologies such as active PFC (Power Factor Correction) helps in maximizing efficiency while ensuring compliance with stringent energy regulations.

Another noteworthy characteristic of the E48SR series is its robust protection features. It is equipped with overload, overvoltage, and short-circuit protections, ensuring that both the power supply and connected devices are safeguarded against potential damage. These features are crucial in industrial applications where power stability is paramount.

In terms of thermal performance, the E48SR series employs a fanless design that enhances its reliability and reduces noise levels. This makes it particularly suited for environments where silent operation is critical, such as in office or laboratory settings. The unit is also designed for easy integration, with a standard footprint that fits into various mounting configurations.

Additional features include adjustable output voltage and current limiting, allowing users to customize the power supply to meet specific application needs. The E48SR series also supports remote sensing capabilities, enabling precise voltage regulation at the load end, further enhancing its usability in demanding scenarios.

Delta Electronics has built the E48SR series with durability in mind, ensuring that it can withstand harsh operational environments. With a wide operating temperature range, this series is capable of functioning reliably in extreme conditions, making it an excellent choice for mission-critical applications.

In summary, the Delta Electronics Series E48SR combines efficient power performance, robust protection features, and reliable thermal management in a compact design, positioning it as a preferred choice for various industrial applications.