SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
500 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
TIN LEAD
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Width:
4.4 mm
LM26001MXAX Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the LM26001 evaluation module documentation, which includes guidelines for component placement, trace routing, and thermal management to ensure optimal performance and minimize noise.
The selection of input and output capacitors depends on the specific requirements of your application, including the input voltage range, output voltage, and desired ripple and noise performance. TI provides guidelines for capacitor selection in the datasheet and application notes, and online tools such as the TI Capacitor Selection Tool can also be used to aid in the selection process.
While the datasheet specifies an operating junction temperature range of -40°C to 125°C, the maximum ambient temperature range for reliable operation depends on the specific application and thermal management. In general, it is recommended to keep the ambient temperature below 85°C to ensure reliable operation and minimize the risk of thermal shutdown.
The LM26001 has a built-in overcurrent protection feature that can be enabled by connecting a resistor from the OC pin to GND. The value of the resistor determines the overcurrent threshold. Additionally, short-circuit protection can be implemented using an external current sense resistor and a comparator or microcontroller to detect and respond to overcurrent conditions.
The recommended startup sequence for the LM26001 is to first apply the input voltage, followed by the enable signal (EN pin). This ensures that the internal voltage regulators are properly initialized and that the device starts up in a stable and controlled manner.
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LM26001MXAX Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
