Rainbow Electronics MAX16040 - Manual (Page 5)

MAX16033–MAX16040
Low-Power Battery Backup
Circuits in Small µDFN Packages
_______________________________________________________________________________________ 5
SUPPLY CURRENT
vs. TEMPERATURE
MAX16033 toc01
TEMPERATURE (°C)
SUPPLY CURRENT (
µ
A)
60 35 10 -15
11
12
13
14
15
16
17
18
19
20
10
-40 85
V
CC
= 5V
BATTERY SUPPLY CURRENT
(BACKUP MODE) vs. TEMPERATURE
MAX16033 toc02
TEMPERATURE (°C)
BATTERY SUPPLY CURRENT (
µ
A)
60 35 10 -15
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
-40 85
V
BATT
= 3V
V CC = 0V
BATT-TO-OUT ON-RESISTANCE
vs. TEMPERATURE
MAX16033 toc03
TEMPERATURE (°C)
BATTERY-TO-OUT ON-RESISTANCE (
Ω
)
60 35 10 -15
1
2
3
4
5
6
7
8
9
1.0
0
-40 85
V
CC
= 0V
V BATT = 2V
V
BATT
= 3V
V BATT = 5V
V CC -TO-OUT ON-RESISTANCE
vs. TEMPERATURE
MAX16033 toc04
TEMPERATURE (°C)
V
CC
-TO-OUT ON-RESISTANCE (
Ω
)
65 50 -25 -10 5 20 35
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
-40 80
V CC = 2.5V
I OUT = 25mA
V CC = 4.5V
I OUT = 150mA
V CC = 3V
I OUT = 65mA
RESET TIMEOUT PERIOD
vs. TEMPERATURE
MAX16033 toc05
TEMPERATURE (°C)
RESET TIMEOUT PERIOD (ms)
60 35 10 -15
185
190
195
200
205
210
215
220
225
230
180
-40 85
V
CC
= 5V
V CC -TO-RESET PROPAGATION DELAY
vs. TEMPERATURE
MAX16033 toc06
TEMPERATURE (°C)
V
CC
-TO-RESET PROPAGATION DELAY (
µ
s)
60 40 -20 0 20
15
30
45
60
75
90
105
120
0
-40 80
V CC FALLING
0.25V/ms
1V/ms
10V/ms
NORMALIZED RESET THRESHOLD
vs. TEMPERATURE
MAX16033 toc07
TEMPERATURE (°C)
NORMALIZED RESET THRESHOLD
60 40 20 0 -20
0.991
0.992
0.993
0.994
0.995
0.996
0.997
0.998
0.999
1.000
1.001
1.002
1.003
0.990
-40 80
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
MAX16033 toc08
RESET THRESHOLD OVERDRIVE (V TH - V CC ) (mV)
MAXIMUM TRANSIENT DURATION (
µ
s)
1000 100 10
50
100
150
200
250
300
0
1 10,000
MAX160_ _-29
(V
TH = 2.93V)
MAX160_ _-46
(V
TH
= 4.63V)
RESET OCCURS
ABOVE CURVE
Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)