L4974A
- Mfr.Part #
- L4974A
- Manufacturer
- STMicroelectronics
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG BUCK ADJ 3.5A 20DIP
- Stock
- 8,129
- In Stock :
- 8,129
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Number of Outputs :
- 1
- Weight :
- 4.535924g
- Packaging :
- Tube
- REACH SVHC :
- No SVHC
- Number of Terminations :
- 20
- Mount :
- Through Hole
- Output Type :
- Adjustable
- Input Voltage-Nom :
- 35V
- Number of Pins :
- 20
- Max Output Current :
- 3.5A
- Frequency - Switching :
- 100kHz~200kHz
- Voltage - Input (Min) :
- 15V
- Efficiency :
- 90 %
- Factory Lead Time :
- 13 Weeks
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e3
- Operating Temperature :
- -40°C~150°C TJ
- ECCN Code :
- EAR99
- Terminal Finish :
- Tin (Sn)
- Control Mode :
- VOLTAGE-MODE
- Frequency :
- 200kHz
- Output Configuration :
- Positive
- Topology :
- Buck
- Mounting Type :
- Through Hole
- Terminal Position :
- Dual
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Function :
- Step-Down
- Max Output Voltage :
- 40V
- Control Technique :
- PULSE WIDTH MODULATION
- Base Part Number :
- L4974
- Min Output Voltage :
- 5.1V
- Nominal Input Voltage :
- 50V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Terminal Pitch :
- 2.54mm
- Lifecycle Status :
- ACTIVE (Last Updated: 8 months ago)
- Height :
- 4.59mm
- Output Voltage :
- 40V
- Synchronous Rectifier :
- No
- Lead Free :
- Lead Free
- Dropout Voltage :
- 450mV
- Voltage - Output (Max) :
- 40V
- Width :
- 7.1mm
- Operating Supply Voltage :
- 50V
- Length :
- 24.8mm
- Datasheets
- L4974A

[Voltage Regulators - DC DC Switching Regulators] Overview
Welcome to the world of efficient power management with STMicroelectronics' L4974A. This integrated circuit is a versatile DC/DC buck regulator, designed to deliver up to 3.5A of output current with high efficiency. With its adjustable output voltage, the L4974A empowers designers to fine-tune their power supply systems for optimal performance across various applications.
Whether you're looking to optimize energy consumption, enhance system reliability, or streamline your power delivery architecture, the L4974A offers a reliable solution backed by STMicroelectronics' renowned quality and innovation.
L4974A Features
- Adjustable Output Voltage
- High Efficiency
- Output Current up to 3.5A
- Integrated Switching Transistors
- Overcurrent Protection
- Thermal Shutdown
- 20-DIP Package for Easy Integration
L4974A Applications
- Industrial Automation: The L4974A is ideal for powering various industrial automation systems, including PLCs (Programmable Logic Controllers) and motor control units, ensuring stable and efficient operation even in demanding environments.
- Telecommunications Equipment: With its adjustable output voltage and high current capability, the L4974A is well-suited for telecommunications infrastructure, such as base stations and network equipment, providing reliable power conversion for continuous connectivity.
- Embedded Systems: From embedded computers to IoT (Internet of Things) devices, the L4974A offers compact and efficient power regulation, enabling prolonged battery life and optimized performance in diverse embedded applications.
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