
Allicdata Part #: | 1470-1572-5-ND |
Manufacturer Part#: |
ISP1215 |
Price: | $ 9.36 |
Product Category: | Power Supplies - Board Mount |
Manufacturer: | XP Power |
Short Description: | DC/DC CONVERTER +/-15V 2W |
More Detail: | Isolated Module DC DC Converter 2 Output 15V -15V ... |
DataSheet: | ![]() |
Quantity: | 91 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
1 +: | $ 8.50500 |
5 +: | $ 8.25048 |
10 +: | $ 7.99470 |
25 +: | $ 7.65450 |
100 +: | $ 7.19082 |
Voltage - Output 3: | -- |
Size / Dimension: | 0.94" L x 0.54" W x 0.31" H (23.9mm x 13.7mm x 8.0mm) |
Package / Case: | 16-SMD Module, 6 Leads |
Mounting Type: | Surface Mount |
Efficiency: | 80% |
Operating Temperature: | -40°C ~ 85°C |
Features: | SCP |
Applications: | ITE (Commercial) |
Voltage - Isolation: | 1.5kV |
Power (Watts): | 2W |
Current - Output (Max): | 67mA |
Series: | ISP |
Voltage - Output 2: | -15V |
Voltage - Output 1: | 15V |
Voltage - Input (Max): | 18V |
Voltage - Input (Min): | 9V |
Number of Outputs: | 2 |
Type: | Isolated Module |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Packaging: | Tube |
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DC-DC converters are widely used in many applications due to their high efficiency and low cost. The ISL1215 is a fully integrated DC-DC converter that provides high power density and low noise operation for a variety of industrial, automotive, medical, and consumer applications. This paper will discuss the application field and working principle of the ISL1215.
Application Field
The ISL1215 is designed to provide a fully integrated solution for isolated DC-DC conversion. It is suitable for use in a variety of applications, including industrial applications, automotive applications, medical applications, and consumer applications. The ISL1215 is designed to operate over a wide input voltage range from 4.5V to 28V, and output voltage ranges from 0.8V to 10V. It is capable of providing up to 10A output current across its output range. It has an adjustable switching frequency up to 1MHz, and can be configured for both synchronous and nonsynchronous operation.
The ISL1215 is also designed to provide high efficiency over a wide load range, with typical efficiency of up to 94% at 10A output current. It also features integrated protection circuits, including an on/off control circuit, over-temperature protection, overvoltage protection, and short circuit protection. Additionally, the ISL1215 features an integrated EMI filter for noise suppression.
Working Principle
The ISL1215 is a synchronous, buck-type, DC-DC converter. It consists of an inductor, two power MOSFETs, two Schottky rectifiers, and various control circuitry. The two power MOSFETs operate in a "push-pull" configuration, with one MOSFET switching on at the start of cycle, and the other MOSFET turning on at the end of the switching cycle. This switching cycle is controlled by a clock signal which has an adjustable frequency up to 1MHz.
The switching action of the two MOSFETs produces alternating current in the inductor, which in turn produces a voltage across the inductor. This voltage is then "clamped" by the Schottky rectifiers, which serves to reduce losses due to switching, as well as reducing EMI due to the low turn-on voltage of the rectifiers. The output voltage is then regulated by manipulating the duty cycle of the switching action.
The efficiency of the ISL1215 is further improved to by its low on-resistance of the MOSFETs, as well as its low output voltage ripple. The low ripple voltage reduces EMI as well as improves power supply stability. Additionally, the integrated EMI filter helps to reduce electrical noise.
Conclusion
In conclusion, the ISL1215 is a highly integrated, low-voltage, high-current, DC-DC converter. It provides high efficiency through its low on-resistance MOSFETs and Schottky rectifiers, as well as its adjustable switching frequency and low output ripple voltage. It is suitable for use in a variety of applications, such as industrial, automotive, medical, and consumer applications.
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