The MC34163DW is a monolithic power switching regulator designed for DC-to-DC conversion in step-up, step-down, and voltage-inverting applications. It features a high output switch current capability of up to 3.4 A and operates with input voltages ranging from 2.5 V to 40 V. The device includes essential components such as two high-gain voltage feedback comparators, a temperature-compensated reference, a controlled duty cycle oscillator, and a driver with bootstrap capability to enhance efficiency. Key protective features include cycle-by-cycle current limiting and internal thermal shutdown, ensuring reliable operation under varying conditions. Additionally, it has a low voltage indicator output that can interface directly with microprocessor-based systems. The MC34163DW is packaged in a 16-pin dual-in-line heat tab plastic package, which aids in thermal management. This device is suitable for applications requiring a compact and efficient voltage regulation solution.
3.4A SWITCHING REGULATOR, 55kHz SWITCHING FREQ-MAX, PDSO16, SOIC-16 Product overview: MC34163DW 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 3.4A, 55kHz, SOIC. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.4A, 55kHz, SOIC, 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-MC34163DW can be used for catalog matching and distributor lookup.
Switching Regulator, Voltage-mode, 3.4A, 55kHz Switching Freq-Max, BIPolar, PDSO16
Manufacturer: ON Semiconductor
Win Source Part Number: 1218659-MC34163DW
Packaging: Tube
Mounting Style: SMD
Output Type: Adjustable
Function: Step-Up, Step-Down
Topology: Buck, Boost
Output Configuration: Positive or Negative
Output Current: 3.4A (Switch)
Categories: Integrated Circuits
Supplier Device Package: 16-SOIC
Status: Obsolete
Temperature Range - Operating: 0°C ~ 70°C
Maximum Output Voltage: 40V (Switch)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: 16-SOIC
Popularity: Medium
Fake Threat In the Open Market: 66 pct.
Supply and Demand Status: Limited
Family Part Number: MC34163
Manufacturer Pack Quantity: 47
MSL Level: 1 (Unlimited)
Min/Fixed Output Voltage: 1.25V
Switching Frequency: 50kHz
Voltage - Input (Minimum): 2.5V
Voltage - Input (Maximum): 40V
"Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 3.4A (Switch) 16-SOIC (0.295"", 7.50mm Width)"
IC REG BUCK BST ADJ 3.4A 16SOIC
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 3.4A (Switch) 16-SOIC (0.295", 7.50mm Width)
| ERSAELECTRONICS PTE. LTD. | Rochester Electronics | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 739-MC34163DW | MC34163DW | 1218659-MC34163DW | MC34163DWOS-ND | MC34163DW | MC34163DW |
| Product Name | 3.4A 55kHz SOIC Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - MC34163DW | 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 | Adjustable / Variable | Adjustable / Variable; Adjustable | Adjustable / Variable | Adjustable / Variable; Adjustable | ||
| Package Type | Other; SOIC | Other; SOP16 | SOIC; Other; 16-SOIC | SOIC; Other; "16-SOIC (0.295"", 7.50mm Width)" | SOIC | SOIC; Other; 16-SOIC (0.295\", 7.50mm Width) |
| Output Voltage | 40 volts | 40 to 1.25 volts | 1.25 to 40 volts | 1.25 volts | 1.25 to 40 volts | |
| IOUT | 3.4 amps | 3.4 amps | 3.4 amps | 3.4 amps | 3.4 amps | |
| Operating Temperature | 0 C (32 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) |
