ST1S09 STMicroelectronics, ST1S09 Datasheet - Page 5

• Manufacturer Part Number: ST1S09
• Description: Synchronous rectification with inhibit, 2 A, 1.5 MHz adjustable, step-down switching regulator
• Manufacturer: STMicroelectronics

Specifications of ST1S09

• Typical Efficiency: > 90%
• Two Versions Available: power good or inhibit
• Non Switching Quiescent Current: (typ) 1.5 mA over temperature range

ST1S09
3
Table 3.
Note:
Table 4.
Table 5.
SWITCH Voltage
Symbol
ESD
ESD
Symbol
R
R
Symbol
V
T
thJC
V
thJA
T
V
IN_SW
V
PG
LEAD
IN_A
T
STG
INH
FB
J
ESD protection voltage
ESD protection voltage
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
ESD performance
Thermal resistance junction-case
Thermal resistance junction-ambient
Positive power supply voltage
Positive power supply voltage
Inhibit voltage (I version)
Max. voltage of output pin
Feedback voltage
Power Good open drain
Max junction temperature
Storage temperature range
Lead temperature (soldering) 10 sec
Parameter
Parameter
Parameter
Doc ID 13632 Rev 4
HBM
MM
Test conditions
-0.3 to V
-40 to 150
-65 to 150
-0.3 to 7
-0.3 to 7
-0.3 to 7
-0.3 to 3
-0.3 to 7
Value
Value
260
10
55
I
Value
+ 0.3
500
2
Maximum ratings
°C/W
°C/W
Unit
Unit
°C
°C
°C
Unit
V
V
V
V
V
V
kV
V
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