SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Qualification Status:
Not Qualified
Seated Height-Max:
1.14 mm
Supply Current-Max:
8 mA
Supply Voltage-Max:
20 V
Supply Voltage-Min:
4.5 V
Supply Voltage-Nom:
18 V
Supply Voltage1-Max:
20 V
Supply Voltage1-Min:
4.5 V
Supply Voltage1-Nom:
18 V
Surface Mount:
YES
Technology:
BCDMOS
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Turn-off Time:
0.11 µs
Turn-on Time:
0.1 µs
Width:
3 mm
MIC4127YMME-TR Frequently Asked Questions (FAQs)
Microchip provides a recommended PCB layout in the MIC4127 evaluation board user's guide, which includes guidelines for component placement, thermal management, and routing. Following this layout can help ensure optimal performance and minimize electromagnetic interference (EMI).
The selection of input and output capacitors depends on the specific application requirements, such as input voltage, output voltage, and output current. Microchip provides guidelines for capacitor selection in the datasheet, including recommended values for input and output capacitors. Additionally, the MIC4127 evaluation board user's guide provides more detailed information on capacitor selection.
The thermal derating curve for MIC4127YMME-TR is provided in the datasheet, which shows the maximum output current vs. ambient temperature. As the ambient temperature increases, the maximum output current decreases to prevent overheating. Engineers should consider this thermal derating curve when designing their application to ensure the MIC4127YMME-TR operates within its safe operating area.
The MIC4127YMME-TR has a built-in overcurrent protection feature that can be enabled by connecting the OC pin to the input voltage. When the output current exceeds the overcurrent threshold, the MIC4127YMME-TR will shut down to prevent damage. Engineers can also implement external overcurrent protection using a sense resistor and a comparator or a dedicated overcurrent protection IC.
The recommended startup sequence for MIC4127YMME-TR is to first apply the input voltage, followed by the enable signal (EN pin). This ensures that the internal voltage regulators are properly initialized before the output voltage is enabled. Engineers should also ensure that the input voltage is stable and within the recommended range before applying the enable signal.
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MIC4127YMME-TR Overview
Use the download button to access the MIC4127YMME-TR 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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About Microchip
Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th
