Datasheet

(T
A
= +25°C, unless otherwise noted.)
BATTERY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX16033 toc09
SUPPLY VOLTAGE (V)
BATTERY SUPPLY CURRENT (µA)
4.54.03.0 3.51.0 1.5 2.0 2.50.5
0
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
-0.25
0 5.0
V
BATT
= 2.8V
V
TH
= 2.93V
V
BATT
= 2.5V
V
BATT
= 2.3V
RESETIN THRESHOLD
vs. TEMPERATURE
MAX16033 toc10
TEMPERATURE (°C)
RESETIN THRESHOLD (V)
6035-15 10
1.215
1.220
1.225
1.230
1.235
1.240
1.245
1.250
1.210
-40 85
MAX16036/
MAX16040
RESETIN-TO-RESET PROPAGATION
DELAY vs. TEMPERATURE
MAX16033 toc11
TEMPERATURE (°C)
RESETIN-TO-RESET PROPAGATION DELAY (µs)
6035-15 10
1.3
1.5
1.8
2.0
2.3
2.5
2.8
3.0
1.0
-40 85
MAX16036/
MAX16040
V
OD
= 50mV
CEIN PROPAGATION DELAY
vs. CEOUT LOAD CAPACITANCE
MAX16033 toc12
CEOUT LOAD CAPACITANCE (pF)
CEIN PROPAGATION DELAY (ns)
150125100755025
0.5
1.0
1.5
2.0
2.5
3.0
0
0 175
V
CC
= 3V
V
CC
= 5V
CEIN TO CEOUT ON-RESISTANCE
vs. TEMPERATURE
MAX16033 toc13
TEMPERATURE (°C)
CEIN TO CEOUT ON-RESISTANCE (Ω)
603510-15
5
10
15
20
25
30
35
0
-40 85
V
CC
= 3V
V
CC
= 5V
WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
MAX16033 toc14
TEMPERATURE (°C)
WATCHDOG TIMEOUT PERIOD (s)
603510-15
1.4
1.5
1.6
1.7
1.8
1.1
1.2
1.3
1.9
2.0
1.0
-40 85
V
CC
= 5V
PFI-TO-PFO DELAY
vs. TEMPERATURE
MAX16033 toc15
TEMPERATURE (°C)
PFI-TO-PFO DELAY (s)
603510-15
3.25
3.50
4.00
3.75
4.25
4.50
2.25
2.75
2.50
3.00
4.75
5.00
2.00
-40 85
V
OD
= 30mV
FALLING EDGE
PFI THRESHOLD
vs. TEMPERATURE
MAX16033 toc16
TEMPERATURE (°C)
PFI THRESHOLD (V)
6035-15 10
1.215
1.220
1.225
1.230
1.235
1.240
1.245
1.250
1.210
-40 85
Maxim Integrated │ 6
www.maximintegrated.com
MAX16033–MAX16040 Low-Power Battery-Backup
Circuits in Small μDFN Packages
Typical Operating Characteristics (continued)