MAX1682 Maxim, MAX1682 Datasheet - Page 3

• Manufacturer Part Number: MAX1682
• Description: Switched-Capacitor Voltage Doublers
• Manufacturer: Maxim

(Typical Operating Circuit, V
noted.)
120
100
80
60
40
20
90
80
70
60
50
40
30
20
10
0
1.0
0
MAX1683, C1 = C2 = 10 F
MAX1682 OUTPUT RESISTANCE
1.5 2.0
5
MAX1683, C1 = C2 = 3.3 F
1000
900
800
700
600
500
400
300
200
100
OUTPUT RESISTANCE
vs. SUPPLY VOLTAGE
MAX1682, C1 = C2 = 10 F
10
0
vs. CAPACITANCE
CAPACITANCE ( F)
2.5 3.0
0
V
IN
_______________________________________________________________________________________
15
= 5V
V
IN
5
V
IN
(V)
OUTPUT VOLTAGE RIPPLE
3.5 4.0 4.5 5.0 5.5
20
= 2V
vs. OUTPUT CURRENT
10
IN
Switched-Capacitor Voltage Doublers
= +5V, C1 = C2 = 10µF for the MAX1682 and 3.3µF for the MAX1683, T
V
25
IN
15
MAX1683
= 3.3V
I
OUT
C1 = C2 =1 F
30
20
(mA)
C1 = C2 = 3.3 F
25
35
C1 = C2 = 10 F
30
35
40
35
30
25
20
15
10
50
45
40
35
30
25
20
15
10
5
0
5
0
-40
40
0
V
MAX1682 OUTPUT RESISTANCE
MAX1683 OUTPUT RESISTANCE
IN
-20
5
= 2V
V
V
IN
vs. TEMPERATURE
IN
10
= 3.3V
TEMPERATURE (°C)
= 5V
vs. CAPITANCE
CAPACITANCE ( F)
0
15
20
Typical Operating Characteristics
20
40
V
IN
25
V
I
= 5V
LOAD
V
IN
IN
= 2V
= 3.3V
60
= 5mA
30
300
250
200
150
100
50
0
80
35
1.0
1.5
2.0
800
700
600
500
400
300
200
100
vs. SUPPLY VOLTAGE
40
35
30
25
20
15
10
0
SUPPLY CURRENT
5
0
SUPPLY VOLTAGE (V)
2.5 3.0 3.5 4.0 4.5 5.0 5.5
-40
MAX1683
0
MAX1683 OUTPUT RESISTANCE
5
A
V
-20
V
IN
OUTPUT VOLTAGE RIPPLE
IN
= +25°C, unless otherwise
= 2V
= 5V
vs. OUTPUT CURRENT
10
C1 = C2 = 3.3 F
MAX1682
vs. TEMPERATURE
C1 = C2 = 33 F
TEMPERATURE (°C)
0
15
V
MAX1682
IN
I
OUT
= 3.3V
20
20
(mA)
C1 = C2 = 10 F
25
40
I
30
LOAD
60
= 5mA
35
40
80
3