L4978
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- Mfr.Part #
- L4978
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG BUCK ADJUSTABLE 2A 8DIP
- Stock
- 550
- In Stock ：
- 550
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- REACH SVHC :
- No SVHC
- Mounting Type :
- Through Hole
- Terminal Pitch :
- 2.54mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Configuration :
- Positive
- ECCN Code :
- EAR99
- Mount :
- Through Hole
- Efficiency :
- 87 %
- Width :
- 6.6mm
- Lead Free :
- Lead Free
- Max Output Voltage :
- 50V
- Input Voltage-Nom :
- 24V
- Function :
- Step-Down
- RoHS Status :
- ROHS3 Compliant
- Voltage - Input (Max) :
- 55V
- Dropout Voltage :
- 580mV
- Height :
- 3.32mm
- Number of Outputs :
- 1
- Topology :
- Buck
- Control Technique :
- PULSE WIDTH MODULATION
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- JESD-609 Code :
- e3
- Factory Lead Time :
- 13 Weeks
- Number of Terminations :
- 8
- Control Mode :
- VOLTAGE-MODE
- Output Type :
- Adjustable
- Frequency :
- 300kHz
- Max Output Current :
- 2A
- Contact Plating :
- Tin
- Frequency - Switching :
- 100kHz~300kHz
- Number of Pins :
- 8
- Synchronous Rectifier :
- No
- Operating Temperature :
- -40°C~150°C TJ
- Terminal Position :
- Dual
- Length :
- 10.92mm
- Min Output Voltage :
- 3.3V
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Supply Current-Max (Isup) :
- 6mA
- Base Part Number :
- L4978
- Operating Supply Voltage :
- 55V
- Output Voltage :
- 50V
- Voltage - Input (Min) :
- 8V
- Packaging :
- Tube
- Datasheets
- L4978
[Voltage Regulators - DC DC Switching Regulators STMicroelectronics L4978] Overview
Introducing the L4978 from STMicroelectronics, a robust and versatile adjustable buck regulator designed to meet a broad range of power management requirements. This compact IC ensures high efficiency and reliability in converting input voltages into a precisely regulated output. Capable of delivering up to 2A of continuous current, the L4978 is housed in an 8DIP package, making it suitable for space-constrained applications while maintaining excellent thermal performance. The integration of advanced features such as over-temperature protection and short-circuit protection enhances its usability across various demanding applications, ensuring stable and safe operation under varying conditions.
[L4978] Features
- Adjustable Output Voltage: Allows for flexible control over output voltage settings, accommodating a range of device requirements.
- High Output Current up to 2A: Supports applications requiring significant power without performance degradation.
- Thermal Shutdown: Enhances reliability and safety by preventing overheating and potential damage to the IC.
- Short-Circuit Protection: Provides robust defense against conditions that could otherwise lead to circuit failures.
- Compact 8DIP Package: Ideal for applications with limited PCB space while ensuring efficient heat dissipation.
[L4978] Applications
- Portable Devices: Powers battery-operated handheld devices by efficiently managing power consumption and heat dissipation.
- Networking Equipment: Utilized in routers and network switches to provide stable and reliable power regulation, enhancing device performance and longevity.
- Consumer Electronics: Integrated into home entertainment systems and gaming consoles, where stable voltage levels are crucial for optimal functionality.
- Office Automation Equipment: Essential in printers and copiers for consistent power supply, ensuring smooth and efficient operations.
- Industrial Systems: Employs robust power management in factory automation equipment, supporting heavy-duty operations and machinery under varied electrical conditions.
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