ST1S03 STMicroelectronics, ST1S03 Datasheet - Page 5
ST1S03
Manufacturer Part Number
ST1S03
Description
1.5 A, 1.5 MHz adjustable, step-down switching regulator
Manufacturer
STMicroelectronics
Datasheet
1.ST1S03.pdf
(16 pages)
Specifications of ST1S03
Typical Efficiency
> 70% over all operating conditions
Not Switching Quiescent Current
max 2.5mA over temperature range
Switch Vds
max 350mV @ ISW=750mA
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3
Table 3.
Note:
Table 4.
SWITCH voltage
Symbol
R
R
Symbol
V
T
thJC
thJA
V
T
IN_SW
I
V
LEAD
VFB
IN_A
T
STG
FB
J
Maximum ratings
Absolute maximum ratings
Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these conditions is not implied.
Thermal data
Thermal resistance junction-case
Thermal resistance junction-ambient
Positive power supply voltage
Positive power supply voltage
Max voltage of output pin
Feedback voltage
Common mode input voltage
Max junction temperature
Storage temperature range
Lead temperature (Soldering) 10 Sec.
Parameter
Parameter
-25 to 150
-0.3 to 16
-0.3 to 16
-0.3 to 16
Value
Value
150
300
2.5
±1
10
55
°C/W
°C/W
Unit
Unit
mA
°C
°C
°C
V
V
V
V
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