SWITCHING REGULATOR, 280kHz SWITCHING FREQ-MAX, PSSO7, POWER, TO-263, SMT-7 Product overview: LM2679SX-3.3 from Texas Instruments 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 280kHz. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 280kHz, 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-LM2679SX-3.3 can be used for catalog matching and distributor lookup.
IC REG BUCK 3.3V 5A TO263-7
Manufacturer: Texas Instruments
Win Source Part Number: 808265-LM2679SX-3.3
Packaging: Reel
Mounting Style: SMD
Current - Output: 5A
Output Type: Fixed
Function: Step-Down
Topology: Buck
Frequency - Switching: 260kHz
Number of Outputs: 1
Part Status: Obsolete (End Of Life)
Output Configuration: Positive
Voltage - Input (Min): 8V
Voltage - Output (Min/Fixed): 3.3V
Synchronous Rectifier: No
Supplier Device Package: DDPAK/TO-263-7
Temperature Range - Operating: -40°C ~ 125°C
Maximum Input Voltage: 40V
Manufacturer Package: TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
Popularity: Medium
Fake Threat In the Open Market: 75 pct.
Supply and Demand Status: Balance
Manufacturer Pack Quantity: 500
MSL Level: 3 (168 Hours)
Part Number Series: LM2679
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 5A TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 5A TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
IC REG BUCK 3.3V 5A DDPAK
| ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Win Source Electronics | DigiKey | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| 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-LM2679SX-3.3 | LM2679SX-3.3 | 808265-LM2679SX-3.3 | LM2679SX-3.3TR-ND | LM2679SX-3.3 | LM2679SX-3.3 |
| Product Name | 280kHz Voltage Regulator IC | Voltage Regulators - DC DC Switching Regulators | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - LM2679SX-3.3 | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators |
| Output Voltage Type | Fixed | Fixed | Fixed; Fixed | Fixed | Fixed; Fixed | |
| Package Type | Other; TO-263-8 | TO-263; Other; TO-263-8, D²Pak (7 Leads + Tab), TO-263CA | DPAK; TO-263; Other; TO-263-8, D2Pak (7 Leads + Tab), TO-263CA | TO-263; Other; TO-263-8, D2PAK (7 Leads + Tab), TO-263CA | TO-263; Other; TO-263-8, D²Pak (7 Leads + Tab), TO-263CA | TO-263 |
| Output Voltage | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 to ? volts | 3.3 volts | |
| IOUT | 5 amps | 5 amps | 5 amps | 5 amps | 5 amps | |
| VIN | 40 volts | 40 volts | 40 volts | 8 to 40 volts | 8 to 40 volts |
