3.5A step-down switching regulator, an adjustable DC/DC controller with a maximum output current of 3.5A and a maximum output voltage of 50V. Features a wide input voltage range from 8V to 55V, a switching frequency up to 300kHz, and an efficiency of 85%. Packaged in a surface-mount SO case, this RoHS compliant component operates from -40°C to 150°C.
PackageSO
Current16mA
MountingSurface Mount
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Technical Specifications
Stmicroelectronics L4973D3.3 technical specifications.
General
Package/Case
SO
Efficiency
85%
Height
2.35mm
Lead Free
Lead Free
Length
13mm
Max Input Voltage
55V
Min Input Voltage
8V
Max Operating Temperature
150°C
Min Operating Temperature
-40°C
Max Output Current
3.5A
Max Output Voltage
50V
Min Output Voltage
500mV
Min Supply Voltage
8V
Mount
Surface Mount
Number of Outputs
1
Operating Supply Voltage
55V
Output Current
3.5A
Output Type
Adjustable
Output Voltage
50V
Package Quantity
40
Packaging
Rail/Tube
Radiation Hardening
No
Reach SVHC Compliant
No
RoHS Compliant
Yes
Supply Current
16mA
Switching Frequency-Max
300kHz
Synchronous Rectifier
No
Width
7.6mm
Compliance
RoHS
Compliant
Datasheet
Stmicroelectronics L4973D3.3 Datasheet
Download the complete datasheet for Stmicroelectronics L4973D3.3 to view detailed technical specifications.
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