MAX16039 Maxim Integrated Products, MAX16039 Datasheet - Page 5

• Manufacturer Part Number: MAX16039
• Description: (MAX16033 - MAX16040) Low-Power Battery Backup Circuits
• Manufacturer: Maxim Integrated Products

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