The LM2586SX-12 is a monolithic integrated circuit designed for use in flyback, step-up (boost), and forward converter applications. It features a fixed output voltage of 12V and can deliver up to 3A of output current. The device operates within a wide input voltage range of 4V to 40V and includes built-in protections such as current limiting, thermal shutdown, and undervoltage lockout. This regulator incorporates an internal soft-start function to minimize inrush current during startup and offers an adjustable switching frequency from 100 kHz to 200 kHz, which can be synchronized with other devices. The output voltage tolerance is specified at ±4% under defined input and load conditions. The LM2586SX-12 is packaged in a TO-263-8 form factor, making it suitable for applications requiring compact design and efficient thermal management.
Manufacturer: Texas Instruments
Win Source Part Number: 071095-LM2586SX-12
Packaging: Reel - TR
Mounting: SMD (SMT)
Output Type: Fixed
Topology: Boost, Flyback, Forward Converter
Frequency - Switching: 100kHz to 200kHz
Number of Outputs: 1
Synchronous Rectifier: No
Output Current: 3A (Switch)
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 125°C (TJ)
Case / Package: DDPAK/TO-263-7
Purpose: Step-Up, Step-Up/Step-Down
Maximum Input Voltage: 40V
Nominal Output Voltage (Min/Fixed): 12V
Minimum Input Voltage: 4V
Popularity: Medium
Fake Threat In the Open Market: 56 pct.
Supply and Demand Status: Balance
3A SWITCHING REGULATOR, 200kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN Product overview: LM2586SX-12 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 3A, 200kHz. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3A, 200kHz, 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-LM2586SX-12 can be used for catalog matching and distributor lookup.
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 12V 1 Output 3A (Switch) TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 12V 1 Output 3A (Switch) TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
IC REG MULT CONFG 12V 3A TO263-7
IC REG MULT CONFIG 12V 3A DDPAK
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Quarktwin Technology Ltd. | Lingto Electronic Limited | 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 | 071095-LM2586SX-12 | 739-LM2586SX-12 | LM2586SX-12-ND | LM2586SX-12 | LM2586SX-12 | LM2586SX-12 |
| Product Name | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - LM2586SX-12 | 3A 200kHz 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 |
| Configuration / Function | Boost, Flyback, Forward Converter | Boost | ||||
| Output Voltage Type | Fixed; Fixed | Fixed | Fixed | Fixed; Fixed | ||
| Package Type | DPAK; TO-263; Other; DDPAK/TO-263-7 | Other; TO-263-8 | TO-263; Other; TO-263-8, D2PAK (7 Leads + Tab), TO-263CA | TO-263; Other; TO-263-8, D²Pak (7 Leads + Tab), TO-263CA | ||
| Life Cycle Stage | PhaseOut; Obsolete(EOL) | Removed; Obsolete | Removed | |||
| Special Features | Multiple Outputs; Synchronous Rectification |
