ST1S12XX18 STMICROELECTRONICS [STMicroelectronics], ST1S12XX18 Datasheet - Page 4

• Manufacturer Part Number: ST1S12XX18
• Description: Synchronous rectification with enable, 0.7 A, 1.7 MHz fixed or adjustable step-down switching regulator in TSOT23-5L
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

2
Figure 2.
Table 2.
4/20
Pin n°
1
2
3
4
5
Pin configuration
Pin connections (top view)
Pin description
Symbol
FB/V
GND
SW
V
EN
IN
O
Enable pin
System ground
Switching pin
Input supply pin
Feedback voltage / or output voltage
Name and function