Switching Regulator, Voltage-mode, 3A, 63kHz Switching Freq-Max, PSSO5
Manufacturer: Texas Instruments
Win Source Part Number: 81823-LM2576SX-3.3
Packaging: Reel - TR
Mounting: SMD (SMT)
Output Type: Fixed
Topology: Buck
Frequency - Switching: 52kHz
Number of Outputs: 1
Synchronous Rectifier: No
Output Current: 3A
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TJ)
Case / Package: DDPAK/TO-263-5
Purpose: Step-Down
Maximum Input Voltage: 40V
Nominal Output Voltage (Min/Fixed): 3.3V
Minimum Input Voltage: 4V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 37 pct.
Supply and Demand Status: Limited
7.5A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN Product overview: LM2576SX-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 7.5A, 63kHz. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 7.5A, 63kHz, 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-LM2576SX-3.3 can be used for catalog matching and distributor lookup.
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
IC REG BUCK 3.3V 3A TO263-5
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
IC REG BUCK 3.3V 3A DDPAK
| Rochester Electronics | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Lingto Electronic Limited | 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 | IC Switching Voltage Regulators |
| Product Number | LM2576SX-3.3 | 81823-LM2576SX-3.3 | 739-LM2576SX-3.3 | LM2576SX-3.3TR-ND | LM2576SX-3.3 | LM2576SX-3.3 | LM2576SX-3.3 |
| Product Name | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - LM2576SX-3.3 | 7.5A 63kHz Voltage Regulator IC | Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | |
| Package Type | Other; SMSIP5H | DPAK; TO-263; Other; DDPAK/TO-263-5 | Other; TO-263-5 | 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 | |
| Life Cycle Stage | Obsolete | Maturity; Active | Removed; Obsolete | Removed | |||
| Configuration / Function | Buck | Buck | |||||
| Output Voltage Type | Fixed; Fixed | Fixed | Fixed | Fixed; Fixed | |||
| Special Features | Multiple Outputs; Synchronous Rectification |
