MIC45116-2YMP-TR

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The MIC45116-2YMP-TR is a Pulse Width Modulated (PWM) Voltage Regulator type DC to DC Switching Regulator. It is specifically designed to provide a regulated DC output from an unregulated or varying input voltage. This device operates from an input voltage of 4.5V to 36V, and is capable of delivering a regulated 3.3V or 5.0V DC output. The MIC45116-2YMP-TR is available in an 8 pin Small Outline Integrated Circuit (SOIC) package with 4 leads in a 4mm x 4mm body.

General Description

The MIC45116-2YMP-TR is a versatile, highly efficient DC to DC switching regulator that is designed to provide a regulated output voltage from an unregulated input voltage. It utilizes a pulse width modulation (PWM) architecture to enable efficient and reliable operation from 4.5V up to 36V input voltage range with excellent load and line regulation. The device features low-noise operation with low EMI. It is available in a variety of output voltages, including 3.3V and 5.0V. The MIC45116-2YMP-TR is rated for input and output currents up to 1.5A and maximum power dissipation up to 31W.

Applications

The MIC45116-2YMP-TR can be used in a wide range of applications, including:

• Automotive infotainment systems
• Industrial equipment
• Networking equipment
• Power management devices
• Point-of-Load converters

Features and Benefits

• Wide input operating range from 4.5V up to 36V
• Quiet operation with low EMI
• High efficiency up to 90%
• Current mode control architecture
• Over-current and over-temperature protection
• Output voltage adjusment up to ±10%
• Small form factor (8 pin SOIC)

Working Principle

The MIC45116-2YMP-TR utilizes a current-mode, pulse width modulation (PWM) topology to efficiently regulate the output voltage over a wide input range. The device has an integrated oscillator which switches the power MOSFETs on and off to regulate the output voltage to a set-point level that is determined by an external resistive divider. The internal current limit and thermal protection circuitry ensures safe operation of the device under all conditions. An internal voltage loop ensures that the output voltage is held to within 2% accuracy of the target voltage set-point.

Conclusion

The MIC45116-2YMP-TR is a versatile, highly efficient DC to DC switching regulator that is designed to provide a regulated output voltage from an unregulated input voltage. It features low-noise operation with low EMI, high efficiency up to 90%, an adjustable output voltage up to ±10%, and over-current and over-temperature protection. The device is available in an 8 pin SOIC package with 4 leads in a 4mm x 4mm body and is ideal for a wide range of applications including automotive infotainment systems, industrial equipment, networking equipment, power management devices, and point-of-load converters.

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