TL7757 Datasheet, PDF (8/11 Pages) Texas Instruments – SUPPLY-VOLTAGE SUPERVISOR AND PRECISION VOLTAGE DETECTOR

TL7757
SUPPLY-VOLTAGE SUPERVISOR
AND PRECISION VOLTAGE DETECTOR
SLVS041E – SEPTEMBER 1991 – REVISED JULY 1999
TYPICAL CHARACTERISTICS^†
SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
1.52
1.48 ^{RL = 0}
1.44
1.4
1.36
1.32
1.28
VCC = 4.3 V
0.040
0.036
0.032
VCC = 7 V
0.028
0.024
VCC = 5.5 V
0.020
–75 – 50 – 25 0 25 50 75 100 125
TA – Free-Air Temperature – °C
Figure 6
120
110
100
90
80
70
60
50
40
30
20
10
0
0
LOW-LEVEL OUTPUT VOLTAGE
vs
LOW-LEVEL OUTPUT CURRENT
TA = 25°C
VCC = 1 V
VCC = 4.3 V
4
8
12
16
20
IOL – Low-Level Output Current – mA
Figure 7
LOW-LEVEL OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
120
VCC = 4.3 V _{IOL = 20 mA}
100
0.02
0.018
OUTPUT CURRENT
vs
SUPPLY VOLTAGE
TA = 25°C
0.016
80
60
IOL = 8 mA
40
0.014
0.012
0.01
0.008
0.006
20
IOL = 1 mA
0
–100 – 50
0
50
100
150
TA – Free-Air Temperature – °C
Figure 8
0.004
0.002
0
0.75 0.8 0.85 0.9 0.95
1
1.05
VCC – Supply Voltage – V
Figure 9
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.}
8
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265