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参数资料
| 型号： | MAX864EEE+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | IC REG SWTCHD CAP DBL INV 16QSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 切换式电容器（充电泵），倍增器，反相 |
| 输出类型： | 可调式 |
| 输出数： | 2 |
| 输出电压： | ±3.5 V ~ ±12 V |
| 输入电压： | 1.75 V ~ 6 V |
| 频率 - 开关： | 185kHz |
| 电流 - 输出： | 35mA |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SSOP（0.154"，3.90mm 宽） |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 16-QSOP |
Dual-Output Charge Pump with Shutdown
__________________________________________Typical Operating Characteristics
(V IN = 5.0V, capacitor values in Table 1, T A = +25°C, unless otherwise noted.)
EFFICIENCY vs. OUTPUT CURRENT
@ 7kHz PUMP FREQUENCY
EFFICIENCY vs. OUTPUT CURRENT
@ 33kHz PUMP FREQUENCY
EFFICIENCY vs. OUTPUT CURRENT
@ 100kHz PUMP FREQUENCY
100
90
80
70
60
V IN = 3.3V
V IN = 5.0V
V+
V-
V+
V-
90
80
70
60
50
V IN = 5.0V
V IN = 3.3V
V+
V+
V-
V-
80
70
60
50
V IN = 3.3V
V IN = 5.0V
V+
V-
V+
V-
50
40
30
20
C1–C4 = 33 μ F
FC1 = 0, FC0 = 0
40
30
20
C1–C4 = 6.8 μ F
FC1 = 0, FC0 = 1
40
30
20
C1–C4 = 2.2 μ F
FC1 = 0, FC0 = 0
10
0
10
0
10
0
0
5
10
15
20
25
30
35
0
5
10
15
20
25
30
35
0
5
10
15
20
25
30
35
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
@ 185kHz PUMP FREQUENCY
OUTPUT CURRENT (mA)
OUTPUT RESISTANCE
vs. SUPPLY VOLTAGE
OUTPUT CURRENT (mA)
OUTPUT RESISTANCE
vs. TEMPERATURE
80
70
V IN = 3.3V
V+
V+
160
140
FC1 = 1, FC0 = 1
(185kHz @ 5V)
140
125
V-, V IN = 3.0V
60
50
V IN = 5.0V
V-
V-
120
R OUT-
110
95
V-, V IN = 4.5V
V+, V IN = 3.0V
40
100
80
30
20
10
0
C1–C4 = 1 μ F
FC1 = 1, FC0 = 1
80
60
40
R OUT+
65
50
35
V+, V IN = 4.5V
0
5
10
15
20
25
30
35
1.0
2.0
3.0
4.0
5.0
6.0
-55 -35 -15
5
25
45
65
85 105 125
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
SUPPLY VOLTAGE (V)
OUTPUT CURRENT vs. PUMP CAPACITANCE
(V IN = 1.9V, V+ + ? V- ? = 6V)
TEMPERATURE (°C)
OUTPUT CURRENT vs. PUMP CAPACITANCE
(V IN = 3.15V, V+ + ? V- ? = 10V)
10
8
V+ LOADED
4.5
4.0
f = 33kHz
9
8
6
4
2
0
-2
BOTH V+ AND
V- LOADED EQUALLY
V- LOADED
C1–C4 = 1 μ F
V IN = 4.75V
FC1 = 1
FC0 = 1 (185kHz)
3.5
3.0
2.5
2.0
f = 7kHz
f = 185kHz
f = 100kHz
7
6
5
4
f = 100kHz
f = 33kHz
f = 7kHz
f = 185kHz
-4
1.5
3
-6
V- LOADED
1.0
2
-8
V+ LOADED
0.5
C1 = C2 = C3 = C4
1
C1 = C2 = C3 = C4
-10
0
0
0
5
10
15
20
25
30
35
40
0
5
10 15 20 25 30 35 40 45 50
0
5
10 15 20 25 30 35 40 45 50
OUTPUT CURRENT (mA)
PUMP CAPACITANCE ( μ F)
PUMP CAPACITANCE ( μ F)
_______________________________________________________________________________________
3
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