Datasheet

ADM690A/ADM692A/ADM802L/M/ADM805L/M
–4–
REV. 0
Typical Performance Curves
I
OUT
– mA
V
OUT
– V
3
2.75
2
10 7020 30 40 50 60
2.5
2.25
R
OUT
= 9.3Ω
Figure 1. Output Voltage vs. Load Current in Battery
Backup
10
0%
100
90
2µs
200mV
PFO
1.3V
PFI
1.2V
Figure 2. Power Fail Comparator Response Time L ➝ H
10
0%
100
90
10µs
1V
5V
V
CC
RESET
4V
T
A
= +258C
Figure 3. ADM690A RESET Response Time
I
OUT
– mA
V
OUT
– V
5.00
4.92
4.84
20 20050 100 150
4.9
4.88
4.86
4.98
4.96
4.88
R
OUT
= 0.53Ω
Figure 4. Output Voltage vs. Load Current in Normal
Operation
10
0%
100
90
2µs
200mV
T
A
= +258C
5V
PFO
1.3V
PFI
0V
1.2V
Figure 5. Power Fail Comparator Response Time H ➝ L
10
0%
100
90
400ms1V
Figure 6. RESET Output Voltage vs. V
CC