Texas Instruments Standard Linear and Logic Voltage Regulators - DC DC Switching Regulators LM78S40CN/NOPB

"Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 16-DIP (0.300"", 7.62mm)"

Manufacturer: Texas Instruments
Win Source Part Number: 135988-LM78S40CN/NOPB
Packaging: Tube/Rail
Mounting: Through Hole
Output Type: Adjustable
Topology: Buck, Boost
Frequency - Switching: 100Hz to 100kHz
Number of Outputs: 1
Synchronous Rectifier: No
Output Current: 1.5A (Switch)
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: 0°C to 70°C (TA)
Case / Package: 16-PDIP
Purpose: Step-Up, Step-Down
Maximum Input Voltage: 40V
Nominal Output Voltage (Min/Fixed): 1.25V
Maximum Output Voltage: 40V (Switch)
Minimum Input Voltage: 2.5V
Popularity: Medium
Fake Threat In the Open Market: 35 pct.
Supply and Demand Status: Limited

1.5A Adjustable DC/DC Controller, 40V, PDIP Product overview: LM78S40CN/NOPB 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 1.5A, 40V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1.5A, 40V, 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-LM78S40CN/NOPB can be used for catalog matching and distributor lookup.