MAX16033 Datasheet, PDF (6/21 Pages) Maxim Integrated Products – Low-Power Battery Backup Circuits in Small μDFN Packages

Low-Power Battery Backup
Circuits in Small µDFN Packages
(T_A = +25°C, unless otherwise noted.)
Typical Operating Characteristics (continued)
BATTERY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2.00
V_TH = 2.93V
1.75
1.50
V_BATT = 2.8V
1.25
1.00
V_BATT = 2.5V
0.75 ^{VBATT = 2.3V}
0.50
0.25
0
-0.25
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY VOLTAGE (V)
RESETIN THRESHOLD
vs. TEMPERATURE
1.250
MAX16036/
1.245 ^MAX16040
1.240
1.235
1.230
1.225
1.220
1.215
1.210
-40 -15
10
35
60
85
TEMPERATURE (°C)
RESETIN-TO-RESET PROPAGATION
DELAY vs. TEMPERATURE
3.0
MAX16036/
2.8 ^MAX16040
V_OD = 50mV
2.5
2.3
2.0
1.8
1.5
1.3
1.0
-40 -15
10
35
60
85
TEMPERATURE (°C)
CEIN PROPAGATION DELAY
vs. CEOUT LOAD CAPACITANCE
3.0
2.5
2.0
V_CC = 3V
1.5
1.0
V_CC = 5V
0.5
0
0 25 50 75 100 125 150 175
CEOUT LOAD CAPACITANCE (pF)
CEIN TO CEOUT ON-RESISTANCE
vs. TEMPERATURE
35
30
25
20
V_CC = 3V
15
10
V_CC = 5V
5
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
2.0
V_CC = 5V
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
-40 -15
10
35
60
85
TEMPERATURE (°C)
PFI-TO-PFO DELAY
vs. TEMPERATURE
5.00
4.75
V_OD = 30mV
4.50
4.25
4.00
3.75
3.50
3.25
3.00
2.75
2.50
2.25 _{FALLING EDGE}
2.00
-40 -15
10
35
60
85
TEMPERATURE (°C)
PFI THRESHOLD
vs. TEMPERATURE
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
1.210
-40 -15
10
35
60
85
TEMPERATURE (°C)
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