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
- Number of Terminations :
- 20
- Nominal Input Voltage :
- 50V
- Operating Temperature :
- -40°C~150°C TJ
- Min Output Voltage :
- 5.1V
- REACH SVHC :
- No SVHC
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Frequency - Switching :
- 100kHz~200kHz
- RoHS Status :
- ROHS3 Compliant
- Height :
- 4.59mm
- Synchronous Rectifier :
- No
- Max Output Current :
- 2A
- Output Type :
- Adjustable
- Operating Supply Voltage :
- 50V
- Base Part Number :
- L4972
- Terminal Position :
- Dual
- Control Technique :
- PULSE WIDTH MODULATION
- Min Supply Voltage :
- 15V
- Topology :
- Buck
- Number of Outputs :
- 1
- Output Voltage :
- 40V
- Output Configuration :
- Positive
- Voltage - Input (Min) :
- 15V
- ECCN Code :
- EAR99
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Dropout Voltage :
- 250mV
- Input Voltage-Nom :
- 35V
- Nominal Supply Current :
- 16mA
- Packaging :
- Tube
- Weight :
- 90.718474g
- Mounting Type :
- Through Hole
- Width :
- 7.1mm
- JESD-609 Code :
- e3
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Pitch :
- 2.54mm
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Length :
- 24.8mm
- Function :
- Step-Down
- Efficiency :
- 90 %
- Number of Pins :
- 20
- Factory Lead Time :
- 13 Weeks
- Frequency :
- 200kHz
- Control Mode :
- VOLTAGE-MODE
- Max Output Voltage :
- 40V
- Terminal Finish :
- Tin (Sn)
- Lead Free :
- Lead Free
- Mount :
- Through Hole
- 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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