STEF4S Datasheet, PDF (4/22 Pages) STMicroelectronics – Electronic fuse for 3.3 V and 5 V lines

Pin configuration
2
Pin configuration
Figure 2. Pin configuration (top view)
STEF4S
9_,1 ^
9_,1 ^
9_,1 ^
9_&3 
*1' ^
*1'
 _{9287
 9287}
 ₉₂₈₇
 ₍₁
 ₆₆₇
$09
Pin n°
1, 2, 3
4
5
6
7
8,9,10
EXP
Symbol
V_IN
V_CP
GND
SST
EN
V_OUT
GND
Table 2. Pin description
Note
Input supply voltage pin
Voltage clamping and UVLO selection pin (high state 5 V, low state 3.3 V)
Ground pin (can be left floating if TAB is connected to GND)
Soft-start time selection pin. A capacitor can be connected between this pin and GND to
increase the startup time
Enable pin (active high)
Output voltage pin
Exposed pad is internally connected to GND
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DocID025259 Rev 2