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- Stock & Prices $ Price & Stock for L9958XP
- Part Number L9958XP
- Manufacturer STMicroelectronics
- Pin Count 25
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - PowerSSO-24
- Released Date Aug 28, 2022
- Last Modified Date Jan 8, 2026 2:31 PM UTC
- Pinout / Pin List Click Here (Member Only)
L9958XP Details
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Manufacturer Part Number:
L9958XP
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Brand Name:
STMicroelectronics
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Rohs Code:
Yes
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Part Life Cycle Code:
End Of Life
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Part Package Code:
SSOP
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Package Description:
ROHS COMPLIANT, MO271A, SSOP-24
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Pin Count:
24
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Country Of Origin:
Malaysia
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.60
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Manufacturer:
STMicroelectronics
L9958XP Frequently Asked Questions (FAQs)
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A good PCB layout for the L9958XP involves keeping the power supply lines (VIN and VOUT) as short as possible, using a solid ground plane, and placing the input and output capacitors close to the IC. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
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The choice of input and output capacitors for the L9958XP depends on the specific application requirements. In general, X5R or X7R ceramic capacitors with a voltage rating of 10V or higher are recommended. The capacitance value should be at least 10uF for the input capacitor and 22uF for the output capacitor. It's also important to consider the ESR (Equivalent Series Resistance) of the capacitors, which should be as low as possible.
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The L9958XP can operate in an ambient temperature range of -40°C to 150°C. However, the maximum junction temperature (TJ) should not exceed 150°C. It's recommended to ensure good thermal dissipation and to use a heat sink if the device is expected to operate in high-temperature environments.
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To ensure stability and prevent oscillation, it's essential to follow the recommended PCB layout and component selection guidelines. Additionally, the input and output capacitors should be placed close to the IC, and the feedback resistors should be chosen to ensure a stable gain margin. It's also recommended to add a small capacitor (e.g., 10nF) in parallel with the feedback resistors to improve stability.
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The L9958XP can deliver a maximum output current of 2A. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations. It's recommended to ensure that the device is operated within its specified operating conditions to avoid overheating and ensure reliable operation.
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L9958XP Overview
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About STMicroelectronics
STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components.
STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut