MAX16016_0812 Datasheet, PDF (7/21 Pages) Maxim Integrated Products – Low-Power μP Supervisory Circuits with Battery-Backup Circuit and Chip-Enable Gating

Low-Power µP Supervisory Circuits with
Battery-Backup Circuit and Chip-Enable Gating
Typical Operating Characteristics (continued)
(V_CC = 5V, V_BATT = 0V, T_A = +25°C, unless otherwise noted.)
V_CC TO OUT ON-RESISTANCE
vs. TEMPERATURE
5
V_CC = +3.15V, I_OUT = 65mA
4
BATT TO OUT ON-RESISTANCE
vs. TEMPERATURE (V_CC = 0V, I_OUT = 20mA)
5
V_BATT = 2.5V
4
V_BATT = 3V
RESET OUTPUT VOLTAGE LOW
vs. SINK CURRENT
0.5
0.4
3
2
1
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED RESET THRESHOLD
vs. TEMPERATURE
1.005
1.004
1.003
1.002
1.001
1.000
0.999
0.998
0.997
0.996
0.996
-40 -15
10
35
60
85
TEMPERATURE (°C)
WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-40 -15
10
35
60
85
TEMPERATURE (°C)
3
2
1
V_BATT = 4.5V
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
500
MAX16020PTEZ+
450
400
350
300
250
RESET OCCURS ABOVE THE CURVE
200
150
100
50
0
0 50 100 150 200 250 300 350 400
RESET THRESHOLD OVERDRIVE (mV)
PFI THRESHOLD
vs. TEMPERATURE
0.65
0.64
V_PFI+
0.63
0.62
0.61
0.60
0.59
0.58
0.57
V_PFI-
0.56
0.55
-40 -15
10
35
60
85
TEMPERATURE (°C)
0.3
V_CC = 3.3V
0.2
V_CC = 5V
0.1
0
0 2 4 6 8 10 12 14 16 18 20
SINK CURRENT (mA)
RESET TIMEOUT PERIOD
vs. TEMPERATURE
210
MAX16020PTEZ+
208
206
204
202
200
198
196
194
192
190
-40 -15 10
35
60
85
TEMPERATURE (°C)
NORMALIZED LL THRESHOLD
vs. TEMPERATURE
1.005
1.004
1.003
1.002
1.001
1.000
0.999
0.998
0.997
0.996
0.995
-40 -15
10
35
60
85
TEMPERATURE (°C)
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