TPS31xxExx, TPS31xxH20, TPS31xxK33
www.ti.com
ULTRALOW SUPPLY CURRENT/SUPPLY VOLTAGE SUPERVISORY CIRCUITS
SLVS363B − AUGUST 2001 − REVISED SEPTEMBER 2004
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
Supply current
VOL
VOH
tw
VIT
Low-level output voltage
High-level output voltage
Minimum pulse duration at VDD
Normalized threshold voltage
TPS3110E09
vs Supply voltage at TA = −40°C, 0°C, 25°C, 85°C
vs Low-level output current at TA = −40°C, 0°C, 25°C, 85°C at 0.9 V, 3.3 V
vs High-level output current at TA = −40°C, 0°C, 25°C, 85°C at 0.9 V, 3.3 V
vs Threshold overdrive voltage
vs Free-air temperature
TPS3110E09
4
5, 6
7, 8
9
10
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
20
18
I DD − Supply Current −
µ
A
16
14
12
10
8
6
4
2
0
0
0.5
1.5
2
2.5
VDD − Supply Voltage − V
1
3
0
0
TA = −40°C
TA = 85°C
TA = 25°C
TA = 0°C
SENSE = VDD
MR = Open
RESET = Open
WDI: Triggered
0.30
LOW-LEVEL OUTPUT VOLTAGE
vs
LOW-LEVEL OUTPUT CURRENT
VDD = 0.9 V
SENSE = GND
MR = GND
WDI = GND
TA = 85°C
VOL − Low-Level Output Voltage − V
0.25
0.20
0.15
TA = 25°C
TA = 0°C
0.10
TA = −40°C
0.05
0.2 0.4 0.6 0.8 1
1.2 1.4 1.6 1.8
IOL − Low-Level Output Current − mA
2
Figure 4
Figure 5
13