MAX16023 Datasheet, PDF (5/17 Pages) Maxim Integrated Products – Battery-Backup Circuits with Regulated Output Voltage

Battery-Backup Circuits with
Regulated Output Voltage
Table 1. Reset Threshold Ranges
SUFFIX
L
M
T
S
R
Z
Y
W
V
RESET THRESHOLD RANGES (V)
MIN
TYP
MAX
4.508
4.63
4.906
4.264
4.38
4.635
2.991
3.08
3.239
2.845
2.93
3.080
2.549
2.63
2.755
2.243
2.32
2.425
2.117
2.19
2.288
1.603
1.67
1.733
1.514
1.575
1.639
Table 2. Fixed Output Voltage
SUFFIX
33
30
25
18
12
NOMINAL OUTPUT
VOLTAGE (V)
3.3
3.0
2.5
1.8
1.2
Typical Operating Characteristics
(V_CC = 5V, V_BATT = 0, I_OUT = 0, T_A = +25°C, unless otherwise noted.)
V_CC SUPPLY CURRENT
vs. V_CC SUPPLY VOLTAGE
25
MAX16024PTBS25+
V_OUT = 2.5V
20
V_TH = 2.93V
15
10
5
0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_CC SUPPLY VOLTAGE (V)
BATTERY SUPPLY CURRENT
vs. TEMPERATURE
5
MAX16024PTBS25+
V_BATT = +3.0V
4
V_CC = 0
3
2
1
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
10
9
8
7
6
5
4
3
2
1
0
-40
10
8
6
4
2
0
-2
-4
-6
-8
-10
-40
V_CC SUPPLY CURRENT
vs. TEMPERATURE
MAX16024PTBS25+
V_OUT = 2.5V
V_TH = 2.93V
-15
10
35
60
85
TEMPERATURE (°C)
BATT STANDBY CURRENT
vs. TEMPERATURE
V_CC = 3.3V
V_BATT = 3.0V
-15
10
35
60
85
TEMPERATURE (°C)
BATT SUPPLY CURRENT
vs. V_CC SUPPLY VOLTAGE
6
MAX16024PTBS25+
5
V_OUT = 2.5V
V_TH = 2.93V
4
3
V_BATT = 3.0V
2
V_BATT = 2.8V
1
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
V_CC SUPPLY VOLTAGE (V)
RESET OUTPUT VOLTAGE LOW
vs. SINK CURRENT
1.0
MAX16024PTBS25+
0.8
0.6
0.4
0.2
0
0 2 4 6 8 10 12 14 16 18 20
SINK CURRENT (mA)
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