onsemi Voltage Regulators - DC DC Switching Regulators MC34166TH

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

Manufacturer: ON Semiconductor
Win Source Part Number: 1218675-MC34166TH
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 Horizontal
Status: Obsolete
Temperature Range - Operating: 0°C ~ 70°C
Maximum Output Voltage: 40V (Switch)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: TO-220-5 Formed Leads
Popularity: Medium
Fake Threat In the Open Market: 69 pct.
Supply and Demand Status: Limited
Family Part Number: MC34166
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

IC REG BUCK BST ADJ 3.3A TO220-5

6A SWITCHING REGULATOR, 81kHz SWITCHING FREQ-MAX, PZFM5, TO-220, 5 PIN Product overview: MC34166TH 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-MC34166TH can be used for catalog matching and distributor lookup.