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- Manufacturer No：L4978
- Manufacturer：STMicroelectronics
- Category：PMIC - Voltage Regulators - DC DC Switching Regulators
- Datasheet：L4978
- SKU：4575571
- Description：L4978 Tube Active Step-Down DC to DC switching regulator 580mV 6.6mm 2A 100kHz~300kHz
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User Guide
L4978 Details
L4978 Tube Active Step-Down DC to DC switching regulator 580mV 6.6mm 2A 100kHz~300kHz
L4978 Specification Parameters
- Part Status: Active
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- Mount: Through Hole
- ECCN Code: EAR99
- JESD-609 Code: e3
- Contact Plating: Tin
- Number of Terminations: 8
- Packaging: Tube
- Output Voltage: 50V
- Terminal Pitch: 2.54mm
- Input Voltage-Nom: 24V
- Output Configuration: Positive
- Control Technique: PULSE WIDTH MODULATION
- Output Type: Adjustable
- Function: Step-Down
- Voltage - Input (Min): 8V
- Operating Supply Voltage: 55V
- Operating Temperature: -40°C~150°C TJ
- Package / Case: 8-DIP (0.300, 7.62mm)
- Frequency: 300kHz
- Technology: BCDMOS
- Dropout Voltage: 580mV
- Frequency - Switching: 100kHz~300kHz
- RoHS Status: ROHS3 Compliant
- Mounting Type: Through Hole
- Number of Outputs: 1
- Synchronous Rectifier: No
- Lead Free: Lead Free
- Number of Pins: 8
- Terminal Position: DUAL
- Min Output Voltage: 3.3V
- Max Output Voltage: 50V
- REACH SVHC: No SVHC
- Factory Lead Time: 13 Weeks
- Max Output Current: 2A
- Topology: Buck
- Subcategory: Switching Regulator or Controllers
- Analog IC - Other Type: SWITCHING REGULATOR
- Voltage - Input (Max): 55V
- Control Mode: VOLTAGE-MODE
- Supply Current-Max (Isup): 6mA
- Width: 6.6mm
- Length: 10.92mm
- Efficiency: 87 %
- Height: 3.32mm
- Base Part Number: L4978
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STMicroelectronics — Manufacturer Introduction
STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.
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