Datasheet
Pin configuration ST1S15
4/28 DocID023280 Rev 3
2 Pin configuration
Figure 2. Pin connections (top view)
Table 3. Pin description
Pin name Flip Chip DFN6 Description
V
IN
A2 1 High-side switch connection and IC supply.
EN B2 2
ENABLE pin with positive logic. The IC goes into shutdown if pulled
low. Do not leave this pin floating.
GND C2 3 Power and IC supply ground.
FB C1 4 Feedback input.
SW B1 5 Inductor connection to internal PFET and NFET.
MODE A1 6
Operation mode selection:
- LOW => Automatic operation PFM or PWM according to output
load;
- HIGH => Forced PWM operation.
Do not leave this pin floating.
Epad - Epad Exposed pad to be connected to ground
AM11909v1
MARKING VIEW
B1 B2
C1 C2
A1 A2
B2 B1
C2 C1
A2 A1
BUMPS VIEW
AM11911v1