ST1S03
Table 1: Order Codes
SYMBOL
DFN6
(Tape & Reel)
ST1S03
ST1S03PM
ST1S03RPM
Figure 2: Pin Connection (top through view)
Table 2: Pin Description
PIN N°
Symbol
Name and Function
V
Voltage of Feedback
Sistem Ground
1
2
3
4
FB
GND
SW
Output of the internal Power Swithch
Power Supply for the MOSFET Switch
V
IN_SW
V
Power Supply for the Analog Circuit
Not Connected
5
6
IN_A
N.C.
Table 3: Absolute Maximum Ratings
Symbol
Parameter
Value
Unit
V
Positive Power Supply Voltage
Positive Power Supply Voltage
-0.3 to 16
-0.3 to 16
V
V
I_SW
V
I_SW
SWITCH Max Voltage of output pin
Voltage
-0.3 to 16
V
V
I
Feedback Voltage
2.5
±1
V
mA
°C
°C
°C
FB
Common mode input voltage
Max Junction Temperature
Storage Temperature Range
VFB
T
150
J
T
-25 to 150
300
STG
T
Lead Temperature (Soldering) 10 Sec.
LEAD
Absolute Maximum Ratings are those beyond which damage to the device may occur. Functional operation under these condition is not im-
plied.
Table 4: Thermal Data
Symbol
Parameter
Thermal Resistance Junction-case
Thermal Resistance Junction-ambient
DFN6
Unit
R
10
55
°C/W
°C/W
THJ-C
R
THJ-A
2/11
STMICROELECTRONICS [ ST ]
