Surface Mount  

YES

Number of Terminals  

20

Package Description  

SO-20

Package Style  

SMALL OUTLINE

Package Body Material  

PLASTIC/EPOXY

Package Equivalence Code  

SOP20,.4

Rohs Code  

No

Input Voltage-Max  

55 V

Manufacturer Part Number  

L4973D3

Package Code  

SOP

Package Shape  

RECTANGULAR

Manufacturer  

STMicroelectronics

Part Life Cycle Code  

Obsolete

Input Voltage-Min  

8 V

Ihs Manufacturer  

STMICROELECTRONICS

Output Voltage-Nom  

3.3 V

Risk Rank  

5.79

Part Package Code  

SOIC

JESD-609 Code  

e0

Pbfree Code  

No

ECCN Code  

EAR99

Terminal Finish  

Tin/Lead (Sn/Pb)

HTS Code  

8542.39.00.01

Subcategory  

Switching Regulator or Controllers

Technology  

BCDMOS

Terminal Position  

DUAL

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

NOT SPECIFIED

Number of Functions  

1

Terminal Pitch  

1.27 mm

Reach Compliance Code  

not_compliant

Time@Peak Reflow Temperature-Max (s)  

NOT SPECIFIED

Pin Count  

20

JESD-30 Code  

R-PDSO-G20

Qualification Status  

Not Qualified

Input Voltage-Nom  

24 V

Analog IC - Other Type  

SWITCHING REGULATOR

Control Mode  

CURRENT-MODE

Output Current-Max  

3.5 A

Control Technique  

PULSE WIDTH MODULATION

Seated Height-Max  

2.65 mm

Supply Current-Max (Isup)  

8 mA

Switcher Configuration  

BUCK

Switching Frequency-Max  

300 kHz

Width  

7.5 mm

Length  

12.8 mm