MAX1697 Maxim, MAX1697 Datasheet - Page 4

• Manufacturer Part Number: MAX1697
• Description: 60mA / SOT23 Inverting Charge Pump with Shutdown
• Manufacturer: Maxim

60mA, SOT23 Inverting Charge Pump
with Shutdown
(Circuit of Figure 1, capacitors from Table 2, V
4
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
100
_______________________________________________________________________________________
90
80
70
60
50
40
30
20
10
0
0
0
0
0
0
EFFICIENCY vs. OUTPUT CURRENT
10
10
10
vs. OUTPUT CURRENT
20
vs. OUTPUT CURRENT
20
20
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
OUTPUT VOLTAGE
30
30
MAX1697T
30
MAX1697U
MAX1697R
V
V
V
IN
IN
IN
V
V
= +2V
IN
= +2V
IN
V
= +2V
40
V
40
40
IN
IN
= +3.3V
= +3.3V
= +5V
= +5V
50
50
50
V
V
IN
60
60
60
IN
= +3.3V
= +5V
70
70
70
80
80
80
IN
= +5V, SHDN = IN, T
100
100
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
0
0
EFFICIENCY vs. OUTPUT CURRENT
EFFICIENCY vs. OUTPUT CURRENT
10
10
10
20
20
vs. OUTPUT CURRENT
20
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
30
30
MAX1697U
MAX1697R
30
MAX1697S
V
V
IN
IN
V
V
= +2V
= +2V
40
40
V
40
A
IN
IN
IN
= +2V
= +3.3V
Typical Operating Characteristics
= +25°C, unless otherwise noted.)
= +5V
50
V
50
50
IN
V
= +3.3V
IN
V
60
60
V
IN
60
= +3.3V
IN
= +5V
= +5V
70
70
70
80
80
80
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
100
90
80
70
60
50
40
30
20
10
30
25
20
15
10
0
5
0
0
OUTPUT IMPEDANCE vs. INPUT VOLTAGE
1.5
0
0
EFFICIENCY vs. OUTPUT CURRENT
2.0
10
10
vs. OUTPUT CURRENT
2.5
20
20
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
MAX1697R/S/T/U
INPUT VOLTAGE (V)
3.0
V
30
30
MAX1697S
MAX1697T
IN
V
V
IN
= +2V
IN
= +3.3V
V
3.5
= +2V
40
40
IN
= +5V
4.0
V
50
50
IN
= +3.3V
V
4.5
60
60
IN
= +5V
5.0
70
70
5.5
80
80