onsemi Voltage Regulators - DC DC Switching Regulators MC33166T

Buck, Boost Switching Regulator IC Positive or Negative Adjustable 5.05V 1 Output 3.3A (Switch) TO-220-5

Manufacturer: ON Semiconductor
Win Source Part Number: 1218243-MC33166T
Packaging: Tube
Mounting Style: Through Hole
Output Type: Adjustable
Function: Step-Up, Step-Down
Topology: Buck, Boost
Output Configuration: Positive or Negative
Output Current: 3.3A (Switch)
Categories: Integrated Circuits
Supplier Device Package: TO-220-5
Status: Obsolete
Temperature Range - Operating: -40°C ~ 85°C
Maximum Output Voltage: 40V (Switch)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: TO-220-5
Popularity: Medium
Fake Threat In the Open Market: 48 pct.
Supply and Demand Status: Limited
Family Part Number: MC33166
Manufacturer Pack Quantity: 50
MSL Level: 1 (Unlimited)
Min/Fixed Output Voltage: 5.05V
Switching Frequency: 72kHz
Voltage - Input (Minimum): 7.5V
Voltage - Input (Maximum): 40V

6A SWITCHING REGULATOR, 81kHz SWITCHING FREQ-MAX, PSFM5, TO-220, 5 PIN Product overview: MC33166T from onsemi is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 6A, 81kHz, TO-220. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 6A, 81kHz, TO-220, Voltage Regulator IC, DC Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 739-MC33166T can be used for catalog matching and distributor lookup.