6A SWITCHING REGULATOR, 81kHz SWITCHING FREQ-MAX, PSFM5, TO-220, 5 PIN Product overview: MC34166T 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-MC34166T can be used for catalog matching and distributor lookup.
IC REG BUCK BST ADJ 3.3A TO220-5
Manufacturer: ON Semiconductor
Win Source Part Number: 1218674-MC34166T
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Status: Obsolete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: 0°C ~ 70°C
Maximum Output Voltage: 40V (Switch)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: TO-220-5
Popularity: Medium
Fake Threat In the Open Market: 44 pct.
Supply and Demand Status: Limited
Application Field: Used in Power Management
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
Switching Regulator, Voltage-mode, 6A, 81kHz Switching Freq-Max, BIPolar, PSFM5
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 5.05V 1 Output 3.3A (Switch) TO-220-5
IC REG BUCK BST ADJ 3.3A TO220-5
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 5.05V 1 Output 3.3A (Switch) TO-220-5
| ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Win Source Electronics | Rochester Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 739-MC34166T | MC34166T | 1218674-MC34166T | MC34166T | MC34166TOS-ND | MC34166T | MC34166T |
| Product Name | 6A 81kHz TO-220 Voltage Regulator IC | Voltage Regulators - DC DC Switching Regulators | Newest Parts - MC34166T | Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | |
| Output Voltage Type | Fixed; Adjustable / Variable | Adjustable / Variable | Adjustable / Variable; Adjustable | Adjustable / Variable | Adjustable / Variable; Adjustable | ||
| Package Type | Other; TO-220-5 | TO-220; Other; TO-220-5 | TO-220; Other; TO-220-5 | Other; SIP5 | TO-220; Other; TO-220-5 | TO-220 | TO-220; Other; TO-220-5 |
| Output Voltage | 40 volts | 5.05 volts | 40 to 5.05 volts | 5.05 to 40 volts | 5.05 volts | 5.05 to 40 volts | |
| IOUT | 3 amps | 3.3 amps | 3.3 amps | 3.3 amps | 3.3 amps | 3.3 amps | |
| VIN | 40 volts | 40 volts | 7.5 to 40 volts | 7.5 to 40 volts |
