Buck, Boost Switching Regulator IC Positive or Negative Adjustable 5.05V 1 Output 3.3A (Switch) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
6A SWITCHING REGULATOR, 81kHz SWITCHING FREQ-MAX, PSSO5, D2 PAK, 5 PIN Product overview: MC34166D2T 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. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 6A, 81kHz, 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-MC34166D2T can be used for catalog matching and distributor lookup.
Manufacturer: ON Semiconductor
Win Source Part Number: 1218672-MC34166D2T
Packaging: Tube
Mounting Style: SMD
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: D2PAK-5
Status: Obsolete
Temperature Range - Operating: 0°C ~ 70°C
Maximum Output Voltage: 40V (Switch)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
Popularity: Medium
Fake Threat In the Open Market: 68 pct.
Supply and Demand Status: Balance
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
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 5.05V 1 Output 3.3A (Switch) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
IC REG BUCK BST ADJ 3.3A D2PAK-5
IC REG BUCK BST ADJ 3.3A D2PAK-5
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Quarktwin Technology Ltd. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| 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 |
| Product Number | MC34166D2T-ND | 739-MC34166D2T | 1218672-MC34166D2T | MC34166D2T | MC34166D2T | MC34166D2T |
| Product Name | Voltage Regulators - DC DC Switching Regulators | 6A 81kHz Voltage Regulator IC | Newest Parts - MC34166D2T | Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck | |||||
| Output Voltage Type | Adjustable / Variable | Adjustable / Variable | Adjustable / Variable; Adjustable | Adjustable / Variable; Adjustable | ||
| Package Type | TO-263; Other; TO-263-6, D2PAK (5 Leads + Tab), TO-263BA | Other; TO-263-6 | TO-263; Other; TO-263-6, D2Pak (5 Leads + Tab), TO-263BA | TO-263; Other; TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | TO-263 | |
| Output Voltage | 5.05 to 40 volts | 40 volts | 40 to 5.05 volts | 5.05 to 40 volts | 5.05 volts | |
| IOUT | 3.3 amps | 3 amps | 3.3 amps | 3.3 amps | 3.3 amps | 3.3 amps |
