STM1831 STMicroelectronics, STM1831 Datasheet - Page 5

• Manufacturer Part Number: STM1831
• Description: Voltage detector with sense input and external delay capacitor
• Manufacturer: STMicroelectronics

STM1831
1
Description
The STM1831 is a voltage detector with very low current consumption. It monitors a voltage
on a separate input pin (V
down to 0 V. In addition, the delay of the output can be adjusted by an external capacitor.
Figure 1.
Table 1.
Figure 2.
.
Pin
1
2
3
4
5
Output open drain
Power
Power
Input
I/O
Logic diagram
Pin descriptions
SOT23-5 pin connections (top view)
Type
SEN
V SEN
), which is fully functional even if the monitored voltage goes
Doc ID 18180 Rev 1
C D
V CC
RST
V SS
Name
V
STM1831
RST
V
V
C
SEN
1
2
3
SS
CC
D
V CC
V SS
Active-low reset output
Ground
Supply voltage
Sense voltage
Delay capacitor
5
4
C D
V SEN
RST
Function
Description
AM00700
AM00852
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