Micrel part numbers

Micrel (MIC power and LDO regulators, KSZ Ethernet switches and PHYs, SY clock and timing) was acquired by Microchip Technology in 2015.

Micrel is now Microchip Technology (2015). We quote Micrel parts — current, obsolete and end-of-life — and parts that carry older Micrel markings. See also all Microchip Technology part numbers.

5,038 Micrel heritage part numbers

Part-number families from Micrel, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
MIC4575-3.3WT Microchip Technology DC-DC Converters TO-220-5 200kHz1A
MIC4575-3.3WU Microchip Technology DC-DC Converters TO-263-5 200kHz1A
MIC4575-3.3WU-TR Microchip Technology DC-DC Converters TO-263-5 200kHz1A
MIC4575-5.0WT Microchip Technology DC-DC Converters TO-220-5 200kHz1A
MIC4575-5.0WU Microchip Technology DC-DC Converters TO-263-5 200kHz1A
MIC4575-5.0WU-TR Microchip Technology DC-DC Converters TO-263-5 200kHz1.7A
MIC4575WT Microchip Technology DC-DC Converters TO-220-5 200kHz1.7A
MIC4575WU Microchip Technology DC-DC Converters TO-263-5 200kHz1A
MIC4575WU-TR Microchip Technology DC-DC Converters TO-263-5 200kHz1A
MIC4576-3.3WT Microchip Technology DC-DC Converters TO-220-5 200kHz3A
MIC4576-3.3WU Microchip Technology DC-DC Converters TO-263-5 200kHz3A
MIC4576-3.3WU-TR Microchip Technology DC-DC Converters TO-263-5 200kHz3A
MIC4576-5.0WT Microchip Technology DC-DC Converters TO-220-5 200kHz3A
MIC4576-5.0WU Microchip Technology DC-DC Converters TO-263-5 200kHz3A
MIC4576WT Microchip Technology DC-DC Converters TO-220-5 200kHz3A
MIC4576WU Microchip Technology DC-DC Converters TO-263-5 200kHz3A
MIC4576WU-TR Microchip Technology DC-DC Converters TO-263-5 200kHz3A
MIC4600YML-T5 Microchip Technology Gate Drive ICs VQFN-16-EP(3x3) 4.5V~28V450uA
MIC4600YML-TR Microchip Technology Gate Drivers VQFN-16-EP(3x3) 4.5V~28V450uA
MIC4604YM-TR Microchip Technology Gate Drivers SOIC-8 5.25V~16V1A
MIC4604YMT-T5 Microchip Technology Gate Drivers TDFN-10(2.5x2.5) 5.25V~16V1A
MIC4604YMT-TR Microchip Technology Gate Drivers TDFN-10-EP(2.5x2.5) 5.25V~16V1A
MIC4605-1YM Microchip Technology Gate Drivers SOIC-8 5.5V~16V1A
MIC4605-1YM-TR Microchip Technology Gate Drivers SOIC-8 5.5V~16V1A
MIC4605-1YMT-TR Microchip Technology Gate Drivers TDFN-10-EP(2.5x2.5) 5.5V~16V1A
MIC4605-2YM Microchip Technology Gate Drivers SOIC-8 5.5V~16V1A
MIC4605-2YM-T5 Microchip Technology Gate Drivers SOIC-8 5.5V~16V1A
MIC4605-2YM-TR Microchip Technology Gate Drivers SOIC-8 5.5V~16V1A
MIC4605-2YMT-TR Microchip Technology Gate Drivers TDFN-10-EP(2.5x2.5) 5.5V~16V1A
MIC4606-1YML-TR Microchip Technology Gate Drivers VQFN-16-EP(4x4) 5.25V~16V1A
MIC4606-1YTS-TR Microchip Technology Gate Drivers SSOP-16-150mil 5.25V~16V1A
MIC4606-2YML-TR Microchip Technology Gate Drivers VQFN-16-EP(4x4) 5.25V~16V1A
MIC4606-2YTS-TR Microchip Technology Gate Drivers TSSOP-16 5.25V~16V1A
MIC4680-3.3BM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680-3.3YM Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680-3.3YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680-5.0YM Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680-5.0YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680BMTR Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680YM Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4680YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1.3A
MIC4681BM Microchip Technology DC-DC Converters SOIC-8 200kHz1A
MIC4681BM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1A
MIC4681YM Microchip Technology DC-DC Converters SOIC-8 200kHz1A
MIC4681YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz1A
MIC4682YM Microchip Technology DC-DC Converters SOIC-8 200kHz2A
MIC4682YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz2A
MIC4684BM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz2A
MIC4684YM Microchip Technology DC-DC Converters SOP-8 200kHz2A
MIC4684YM-TR Microchip Technology DC-DC Converters SOIC-8 200kHz2A
MIC4685-3.3BR TR Microchip Technology DC-DC Converters 200kHz3A
MIC4685BR Microchip Technology DC-DC Converters 200kHz3A
MIC4685WR Microchip Technology DC-DC Converters SPAK-7 200kHz3A
MIC4685WR-TR Microchip Technology DC-DC Converters SPAK-7 200kHz3A
MIC4690BM Microchip Technology DC-DC Converters SOIC-8 450kHz~550kHz1A
MIC4690BM-TR Microchip Technology DC-DC Converters SOIC-8 450kHz~550kHz4V~30V
MIC4690YM Microchip Technology DC-DC Converters SOP-8 500kHz1A
MIC4690YM-TR Microchip Technology DC-DC Converters SOIC-8 500kHz1A
MIC47050-1.2YML-TR Microchip Technology Voltage Regulators - Linear, Low Drop Out (LDO) Regulators DFN-6(2x2) 500mA1.2V
MIC47050-1.8YML-TR Microchip Technology Voltage Regulators - Linear, Low Drop Out (LDO) Regulators DFN-6-EP(2x2) 500mA1.8V

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Frequently asked questions

Is Micrel still in business?

Micrel (MIC power and LDO regulators, KSZ Ethernet switches and PHYs, SY clock and timing) was acquired by Microchip Technology in 2015.

Can I still buy Micrel parts?

Yes. PartnerSemi quotes Micrel part numbers, including obsolete and end-of-life parts and parts with old Micrel markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized Micrel or Microchip Technology distributor.

PartnerSemi is not affiliated with Micrel or Microchip Technology. Brand names are used to identify parts only.