參數(shù)資料
型號(hào)： MAX864
廠商： Maxim Integrated Products, Inc.
英文描述： Dual-Output Charge Pump with Shutdown
中文描述： 雙輸出電荷泵，帶有關(guān)斷
文件頁(yè)數(shù)： 4/12頁(yè)
文件大?。?/td> 122K
代理商： MAX864
M
Dual-Output Charge Pump with S hutdown
4
_______________________________________________________________________________________
____________________________Typic al Operating Charac teristic s (c ontinued)
(V
IN
= 5.0V, capacitor values in Table 1, T
A
= +25°C, unless otherwise noted.)
14
0
0
5
10 15
PUMP CAPACITANCE (
μ
F)
30
25
35
50
OUTPUT CURRENT vs. PUMP CAPACITANCE
(V
IN
= 4.75V, V+ +
V-
= 16V)
2
12
M
O
20
40 45
6
10
8
4
185kHz
100kHz
7kHz
33kHz
C1 = C2 = C3 = C4
400
0
0
5
10 15
PUMP CAPACITANCE (
μ
F)
30
25
35
50
OUTPUT VOLTAGE RIPPLE
vs. PUMP CAPACITANCE
(V
IN
= 1.9V, V+ +
V-
= 6V)
50
350
M
O
20
40 45
200
150
300
250
100
7kHz
33kHz
100kHz
185kHz
C1 = C2 = C3 = C4
OUTPUT RIPPLE IS
MEASURED FOR THE
LOAD CURRENT INDICATED
IN THE "OUTPUT CURRENT
vs. PUMP CAPACITANCE"
GRAPH AT V
IN
= 1.9V.
600
0
0
5
10 15
PUMP CAPACITANCE (
μ
F)
30
25
35
50
OUTPUT VOLTAGE RIPPLE
vs. PUMP CAPACITANCE
(V
IN
= 3.15V, V+ +
V-
= 10V)
500
M
O
20
40 45
300
200
400
100
7kHz
33kHz
100kHz
185kHz
C1 = C2 = C3 = C4
OUTPUT RIPPLE IS
MEASURED FOR THE
LOAD CURRENT INDICATED
IN THE "OUTPUT CURRENT
vs. PUMP CAPACITANCE"
GRAPH AT V
IN
= 3.15V.
800
0
0
5
10 15
PUMP CAPACITANCE (
μ
F)
30
25
35
50
OUTPUT VOLTAGE RIPPLE
vs. PUMP CAPACITANCE
(V
IN
= 4.75V, V+ +
V-
= 16V)
700
M
O
20
40 45
400
300
200
600
500
100
7kHz
100kHz
33kHz
185kHz
C1 = C2 = C3 = C4
OUTPUT RIPPLE IS
MEASURED FOR THE
LOAD CURRENT INDICATED
IN THE "OUTPUT CURRENT
vs. PUMP CAPACITANCE"
GRAPH AT V
IN
= 4.75V.
600
0
1.0
2.0
4.0
6.0
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
500
M
SUPPLY VOLTAGE (V)
S
3.0
5.0
300
200
400
100
3.0
0
-55
-15
-35
65
45
85
125
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
2.5
M
TEMPERATURE (°C)
S
μ
A
25
5
105
1.5
1.0
2.0
0.5
V
IN
= 5.0V
V
IN
= 3.3V
7
0
-55
-15
-35
65
45
85
125
SUPPLY CURRENT vs. TEMPERATURE
(V
IN
= 3.3V)
6
M
TEMPERATURE (°C)
25
5
105
3
2
5
4
1
FC1 = 1, FC0 = 1
FC1 = 1, FC0 = 0
FC1 = 0, FC0 = 1
FC1 = 0, FC0 = 0
14
0
-55
-15
-35
65
45
85
125
SUPPLY CURRENT vs. TEMPERATURE
(V
IN
= 5V)
12
M
TEMPERATURE (°C)
25
5
105
6
4
10
8
2
FC1 = 1, FC0 = 1
FC1 = 1, FC0 = 0
FC1 = 0, FC0 = 1
FC1 = 0, FC0 = 0
200
0
-55
-15
-35
65
45
85
125
PUMP FREQUENCY
vs. TEMPERATURE
180
M
TEMPERATURE (°C)
25
5
105
100
80
60
160
140
120
20
40
FC1 = 1, FC0 = 1
FC1 = 1, FC0 = 0
FC1 = 0, FC0 = 1
FC1 = 0, FC0 = 0
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