Part Details for MIC4576-5.0BU by Micrel Inc
Results Overview of MIC4576-5.0BU by Micrel Inc
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (2 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
MIC4576-5.0BU Information
MIC4576-5.0BU by Micrel Inc is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for MIC4576-5.0BU
| Part # | Distributor | Description | Stock | Price | Buy | |
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Quest Components | IC,SMPS CONTROLLER,VOLTAGE-MODE,BICMOS,SIP,5PIN,PLASTIC | 4 |
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$1.7595 / $1.9125 | Buy Now |
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Rochester Electronics | 200KHz SIMPLE 3A Buck Regulator RoHS: Not Compliant Status: Obsolete Min Qty: 1 | 121 |
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$0.8601 / $1.3900 | Buy Now |
Part Details for MIC4576-5.0BU
MIC4576-5.0BU CAD Models
MIC4576-5.0BU Part Data Attributes
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MIC4576-5.0BU
Micrel Inc
Buy Now
Datasheet
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MIC4576-5.0BU
Micrel Inc
Switching Regulator Voltage-mode 8.5A 220kHz Switching Freq-Max BICMOS PSSO5
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | MICREL INC | |
| Package Description | TO-263, 5 PIN | |
| Reach Compliance Code | not_compliant | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Control Mode | VOLTAGE-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 36 V | |
| Input Voltage-Min | 8 V | |
| Input Voltage-Nom | 12 V | |
| JESD-30 Code | R-PSSO-G5 | |
| JESD-609 Code | e0 | |
| Length | 10.287 mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 5 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 8.5 A | |
| Output Voltage-Nom | 5 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | TO-263 | |
| Package Equivalence Code | SMSIP5H,.6,67TB | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 240 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 4.8 mm | |
| Supply Current-Max (Isup) | 10 mA | |
| Surface Mount | YES | |
| Switcher Configuration | BUCK | |
| Switching Frequency-Max | 220 kHz | |
| Technology | BICMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | Tin/Lead (Sn85Pb15) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.7 mm | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 9.144 mm |
Alternate Parts for MIC4576-5.0BU
This table gives cross-reference parts and alternative options found for MIC4576-5.0BU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MIC4576-5.0BU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| MIC4576-5.0WU-TR | Microchip Technology Inc | $4.2550 | 8.5A SWITCHING REGULATOR, 220kHz SWITCHING FREQ-MAX, PSSO5 | MIC4576-5.0BU vs MIC4576-5.0WU-TR |
| MIC4576-5.0WU | Micrel Inc | Check for Price | Switching Regulator, Voltage-mode, 8.5A, 220kHz Switching Freq-Max, BICMOS, PSSO5, ROHS COMPLIANT, TO-263, 5 PIN | MIC4576-5.0BU vs MIC4576-5.0WU |
MIC4576-5.0BU Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the MIC4576-5.0BU is 12V, although the recommended operating range is 4.5V to 10V.
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To ensure stability, make sure to follow the recommended layout and component selection guidelines, including the use of a 10uF ceramic capacitor at the output and a 1uF ceramic capacitor at the input. Additionally, keep the input and output capacitors close to the device and use short, wide traces to minimize inductance.
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The MIC4576-5.0BU can maintain regulation down to a minimum load current of 1mA, although it is recommended to have a minimum load current of 10mA for optimal performance.
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The MIC4576-5.0BU is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at high temperatures to ensure reliable operation. Consult the datasheet for specific derating guidelines.
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Use a TVS (Transient Voltage Suppressor) diode or a voltage clamp at the input to protect the MIC4576-5.0BU from voltage transients and surges. Additionally, consider adding a fuse or a current limiter to prevent overcurrent conditions.