The LM2576HVS-3.3 is a 3A step-down voltage regulator from Texas Instruments, designed for efficient power conversion in various applications. It operates with a wide input voltage range of up to 60V and provides a fixed output voltage of 3.3V with a tolerance of ±4% under specified conditions. The device features a fixed-frequency internal oscillator operating at 52 kHz, requiring only four external components for operation, which simplifies the design process. It includes essential protection features such as cycle-by-cycle current limiting and thermal shutdown. The LM2576HVS-3.3 is suitable for applications including motor drives, power supplies for servers, and test equipment, making it a versatile choice for engineers looking for reliable voltage regulation solutions.
SIMPLE SWITCHER® 3A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125
Switching Regulator, Voltage-mode, 3A, 63kHz Switching Freq-Max, PSSO5
IC 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN, Switching Regulator or Controller Product overview: LM2576HVS-3.3 from National Semiconductor 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 7.5 A, 63 kHz. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 7.5 A, 63 kHz, 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-LM2576HVS-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
IC REG BUCK 3.3V 3A TO263-5
IC REG BUCK 3.3V 3A DDPAK
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
| Texas Instruments | Rochester Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | ODG (Origin Data Global) | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | 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 | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | LM2576HVS-3.3 | LM2576HVS-3.3 | 739-LM2576HVS-3.3 | LM2576HVS-3.3-ND | LM2576HVS-3.3 | LM2576HVS-3.3 | LM2576HVS-3.3 | LM2576HVS-3.3 | LM2576HVS-3.3 |
| Product Name | LM2576HV SIMPLE SWITCHER® 3A Step-Down Voltage Regulator | 7.5 A 63 kHz Voltage Regulator IC | Voltage Regulators - DC DC Switching Regulators | 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 | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | |
| Configuration / Function | Buck | Buck | Buck | ||||||
| Package Type | Other; DDPAK/TO-263,TO-220 | Other; SMSIP5H | 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 | TO-263; Other; TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | TO-263; Other; TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | ||
| Output Voltage | 3.3 to 37 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 to ? volts | 3.3 to ? volts | |||
| IOUT | 3 amps | 3 amps | 3 amps | 3 amps | 3 amps | 3 amps | 3 amps | ||
| VIN | 4 to 60 volts | 60 volts | 4 to 60 volts | 60 volts | 4 to 60 volts | 4 to 60 volts |
