MAX619 Maxim, MAX619 Datasheet - Page 3

• Manufacturer Part Number: MAX619
• Description: Regulated 5V Charge-Pump DC-DC Converter
• Manufacturer: Maxim

__________________________________________Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
5.05
5.00
4.95
4.90
4.85
4.80
4.75
90
85
80
75
70
65
60
1
OUTPUT VOLTAGE vs. OUTPUT CURRENT
1
EFFICIENCY vs. OUTPUT CURRENT
V
IN
AND INPUT VOLTAGE
= 2.4V, 2.7V
V
TOP TRACE: OUTPUT CURRENT, 0mA to 25mA, 10mA/div
BOTTOM TRACE: OUTPUT VOLTAGE, 5mV/div, AC-COUPLED
V
V
IN
IN
IN
= 1.8V
= 2.0V
= 3.0V
________________________________________________________________________________________
I
I
OUT
OUT
V
IN
LOAD-TRANSIENT RESPONSE
10
10
(mA)
= 3.3V
(mA)
V
IN
V
= 2.0V
V
IN
IN
= 3.6V
V
V
V
= 1.8V
IN
IN
IN
2ms/div
V
= 3.6V
V
IN
= 3.3V
= 2.7V
= 2.4V
IN
= 3.0V
= 3.6V
100
100
5.06
5.04
5.02
5.00
4.98
4.96
4.94
200
180
160
140
120
100
80
60
40
20
1.5
0
OUTPUT VOLTAGE vs. INPUT VOLTAGE
0
INPUT CURRENT vs. OUTPUT CURRENT
2.0
Regulated 5V Charge-Pump
10 20 30 40 50 60 70 80 90 100
A
I
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
OUT
B
= 20mA
C
V
I
OUT
IN
(V)
(mA)
D
R
TOP TRACE: V
BOTTOM TRACE: OUTPUT VOLTAGE, 50mV/div, AC-COUPLED
LINE-TRANSIENT RESPONSE (I
LOAD
E
A
B
C
E
F
G
D
= 250 , V
V
1.8
2.0
2.4
2.7
3.0
3.6
3.3
IN
IN
G
I
MAX
100
OUT
18
36
41
64
72
94
OUT
= 2V to 3V, 1V/div
F
= 5V, I
DC-DC Converter
2ms/div
OUT
= 20mA
1000
0.01
100
1.0
0.1
90
85
80
75
70
65
60
10
1.5
1.5
OUT
EFFICIENCY vs. INPUT VOLTAGE
2.0
= 20mA)
NO-LOAD INPUT CURRENT
2.0
vs. INPUT VOLTAGE
2.5
SHDN = V
2.5
V
V
IN
IN
3.0
(V)
(V)
I
OUT
3.0
IN
SHDN = 0V
3.5
= 10mA
3.5
4.0
4.0
4.5
3