ST1S14 STMicroelectronics, ST1S14 Datasheet - Page 4

• Manufacturer Part Number: ST1S14
• Description: Up to 3 A step down switching regulator
• Manufacturer: STMicroelectronics

Pin settings
1
1.1
1.2
1.3
4/42
Pin settings
Pin connection
Figure 2.
Pin description
Table 1.
Enable inputs
Table 2.
N
1
2
3
4
5
6
7
8
EN1
Pin connection (top view)
Pin description
Truth table
H
H
L
L
BOOT
GND
EN1
E.p.
Pin
SW
PG
V
FB
FB
IN
Bootstrap capacitor for N-channel gate driver. Connect 100nF low ESR
capacitor from BOOT pin to SW
Power good
Enable pin active low
Feedback voltage
Enable pin active high
Ground pin
Input supply pin
Switching node
Exposed pad must be connected to GND
Doc ID 17977 Rev 1
EN2
EXPOSED
PAD
TO GND
H
H
L
L
Description
Device status
INH
INH
INH
ON
ST1S14