qSI-3001N Series
SI-3001N Series
3-Terminal, Full-Mold, Low Dropout Voltage Dropper Type
sFeatures
•
•
•
•
Compact full-mold package (equivalent to TO220)
Output current: 1.5A
Low dropout voltage: VDIF≤1V (at IO=1.5A)
Built-in foldback overcurrent, overvoltage, thermal protection circuits
sApplications
• For stabilization of the secondary stage of switching power supplies
• Electronic equipment
sAbsolute Maximum Ratings
Parameter
(Ta=25°C)
Ratings
Symbol
SI-3051N/3091N
VIN
DC Output Current
IO
1.5*2
A
PD1
18(With infinite heatsink)
W
PD2
1.5(Without heatsink, stand-alone operation)
W
Tj
–40 to +125
°C
Ambient Operating Temperature
Top
–30 to +100
°C
Storage Temperature
Tstg
–40 to +125
°C
Thermal Resistance (junction to case)
Rth(j-c)
5.5
°C/W
Thermal Resistance (junction to ambient air)
Rth(j-a)
Junction Temperature
20
35
Unit
SI-3241N
DC Input Voltage
Power Dissipation
35
SI-3121N/3151N
45
66.7(Without heatsink, stand-alone operation)
V
°C/W