- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for STEF12SGR
- Part Number STEF12SGR
- Manufacturer STMicroelectronics
- Pin Count 8
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - TSOT23-8L
- Released Date Jul 14, 2020
- Last Modified Date Jan 8, 2026 2:31 PM UTC
- Pinout / Pin List Click Here (Member Only)
STEF12SGR Details
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Manufacturer Part Number:
STEF12SGR
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Brand Name:
STMicroelectronics
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Package Description:
TSOT-23, 8 PIN
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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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Factory Lead Time:
18 Weeks
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Date Of Intro:
2020-05-29
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Manufacturer:
STMicroelectronics
STEF12SGR Frequently Asked Questions (FAQs)
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STMicroelectronics provides a recommended PCB layout in the STEF12SGR application note (AN5275) to ensure optimal thermal performance. The layout includes a thermal pad connected to a large copper area on the PCB to dissipate heat efficiently.
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The input capacitor selection depends on the input voltage, output voltage, and output current. A general guideline is to choose a capacitor with a voltage rating of at least 1.5 times the input voltage, and a capacitance value between 1uF to 10uF. The STEF12SGR datasheet provides more detailed guidance on input capacitor selection.
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The maximum output current of the STEF12SGR is 1.2A, but it's recommended to derate the output current based on the ambient temperature and the PCB layout. The STEF12SGR datasheet provides a derating curve to help determine the maximum output current for a given temperature.
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To ensure stability, follow the recommended PCB layout, use a suitable input capacitor, and add a 10nF to 100nF capacitor between the VOUT and GND pins. Additionally, ensure that the output voltage is within the recommended range (1.2V to 3.3V) and the output current is within the maximum rating.
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The STEF12SGR is rated for operation up to 125°C, but the maximum junction temperature (Tj) should not exceed 150°C. To ensure reliable operation, it's essential to follow the thermal design guidelines and derate the output current according to the ambient temperature.
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STEF12SGR 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