L4972A
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- Mfr.Part #
- L4972A
- Manufacturer
- STMicroelectronics
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG BUCK ADJUSTABLE 2A 20DIP
- Stock
- 31,471
- In Stock ：
- 31,471
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Lead Free :
- Lead Free
- JESD-609 Code :
- e3
- Max Output Voltage :
- 40V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Frequency - Switching :
- 100kHz~200kHz
- Operating Temperature :
- -40°C~150°C TJ
- Input Voltage-Nom :
- 35V
- Number of Pins :
- 20
- Length :
- 24.8mm
- Operating Supply Voltage :
- 50V
- Nominal Supply Current :
- 16mA
- Factory Lead Time :
- 13 Weeks
- Control Technique :
- PULSE WIDTH MODULATION
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Packaging :
- Tube
- Terminal Position :
- Dual
- Weight :
- 90.718474g
- Frequency :
- 200kHz
- Output Configuration :
- Positive
- Mounting Type :
- Through Hole
- Topology :
- Buck
- Base Part Number :
- L4972
- Output Type :
- Adjustable
- Min Output Voltage :
- 5.1V
- Width :
- 7.1mm
- Terminal Pitch :
- 2.54mm
- Output Voltage :
- 40V
- Efficiency :
- 90 %
- ECCN Code :
- EAR99
- Mount :
- Through Hole
- Synchronous Rectifier :
- No
- Nominal Input Voltage :
- 50V
- Min Supply Voltage :
- 15V
- Function :
- Step-Down
- Terminal Finish :
- Tin (Sn)
- Control Mode :
- VOLTAGE-MODE
- Number of Terminations :
- 20
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Dropout Voltage :
- 250mV
- RoHS Status :
- ROHS3 Compliant
- Voltage - Input (Min) :
- 15V
- REACH SVHC :
- No SVHC
- Height :
- 4.59mm
- Number of Outputs :
- 1
- Max Output Current :
- 2A
- Datasheets
- L4972A
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Voltage Regulators - DC DC Switching Regulators STMicroelectronics L4972A Overview
The Voltage Regulators - DC DC Switching Regulators STMicroelectronics L4972A is a robust, adjustable buck regulator designed to deliver up to 2A of output current. Manufactured by STMicroelectronics, this regulator is ideal for applications requiring a compact, high-efficiency solution to convert a higher voltage input to a lower voltage output without sacrificing power quality. Its versatile design allows for a wide range of input voltages and an adjustable output from 3.5V to 40V, providing design flexibility across various electronic applications. This regulator integrates several protective features, ensuring reliable performance under varied operating conditions.
L4972A Features
The L4972A from STMicroelectronics is equipped with numerous features that make it a preferred choice for power management solutions:
- Adjustable output voltage, ranging from 3.5V to 40V, to cater to diverse design requirements.
- High efficiency, capable of delivering up to 2A of continuous output current, optimizing power consumption.
- Built-in thermal shutdown and overcurrent protection enhance the reliability and longevity of the device.
- Soft start capability to reduce inrush current and minimize stress on the input power source during startup.
- An operating frequency up to 300 kHz allows for smaller external components, reducing overall space and cost.
L4972A Applications
- Portable Devices: Ideal for powering battery-operated portable devices, the L4972A ensures efficient power management and long battery life.
- Embedded Systems: Utilized in embedded systems to provide a stable and regulated power supply, ensuring system stability and functionality.
- Telecommunications Equipment: Supports telecommunications infrastructure by providing reliable DC power essential for communication hardware.
- Automotive Electronics: Applies in automotive applications where stable and efficient power conversion is critical for the operation of on-board electronics.
- Industrial Controls: Powers industrial control systems, maintaining precise voltage regulation necessary for the smooth operation of machinery and equipment.
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