ST1S03 STMicroelectronics, ST1S03 Datasheet - Page 5

• Manufacturer Part Number: ST1S03
• Description: 1.5 A, 1.5 MHz adjustable, step-down switching regulator
• Manufacturer: STMicroelectronics

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

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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