SIMPLE SWITCHER 3-Amp Flyback Regulator 5-DDPAK/TO-263 -40 to 125
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 3.3V 1 Output 3A (Switch) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
IC REG MULT CONFIG 3.3V 3A DDPAK Product overview: LM2585SX-3.3/NOPB 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 3.3V, 3A. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.3V, 3A, 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-LM2585SX-3.3/NOP
Manufacturer: Texas Instruments
Win Source Part Number: 778756-LM2585SX-3.3/
Series: SIMPLE SWITCHER
Packaging: Reel package
Operating Temperature Range: -40°C ~ 125°C (TJ)
Package: TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
Mounting: SMD
Output Type: Fixed
Function: Step-Up, Step-Up/Step-Down
Topology: Boost, Flyback, Forward Converter
Frequency - Switching: 100kHz
Number of Outputs: 1
Part Status: Obsolete(EOL)
Output Configuration: Positive
Synchronous Rectifier: No
Output Current: 3A (Switch)
Family Name: LM2585
Output Voltage: 3.3V
Categories: Integrated Circuits (ICs)
Manufacturer Package: DDPAK/TO-263-5
Input Voltage MIN: 4V
Voltage Input MAX: 40V
Alternative Parts (Cross-Reference): LT1105CN#PBF; LT1105CN8#PBF; LT1105IN8#PBF; LT1105CN;
Introduction Date: March 01, 1998
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: Obsolete / End of life
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 52 pct.
Supply and Demand Status: Limited
Switching Regulator, Current-mode, 7A, 125kHz Switching Freq-Max, BIPolar, PSSO5
IC REG MULT CONFIG 3.3V 3A DDPAK
IC REG MULTI CONFG 3.3V TO263-5
IC REG MULTI CONFG 3.3V TO263-5
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 3.3V 1 Output 3A (Switch) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 3.3V 1 Output 3A (Switch) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
| Texas Instruments | DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Rochester Electronics | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Utmel Electronic 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 Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB-ND | 739-LM2585SX-3.3/NOPB | 778756-LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB | 815-LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB | LM2585SX-3.3/NOPB |
| Product Name | LM2585 SIMPLE SWITCHER 3-Amp Flyback Regulator | Voltage Regulators - DC DC Switching Regulators | 3.3V 3A Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - LM2585SX-3.3/NOPB | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | IC REG MULTI CONFG 3.3V TO263-5 | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | |
| Configuration / Function | Boost | Boost | Boost; Boost, Flyback, Forward Converter | |||||||
| Package Type | Other; DDPAK/TO-263,TO-220 | TO-263; Other; TO-263-6, D2PAK (5 Leads + Tab), TO-263BA | Other; Bulk | DPAK; TO-263; Other; TO-263-6, D2Pak (5 Leads + Tab), TO-263BA | Other; SMSIP5H | 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 | TO-263; Other; TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | |
| Output Voltage | 1.23 to 60 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 volts | 3.3 to ? volts | 3.3 to ? volts | ||
| VIN | 4 to 40 volts | 4 to 40 volts | 40 volts | 4 volts | 4 to 40 volts | 4 to 40 volts | ||||
| fsw | 115 kHz | 100 kHz | 100 kHz | 100 kHz | 100 kHz | 100 kHz | 100 kHz | 100 kHz |
