参数资料
型号: MAX1804EUB+T
厂商: Maxim Integrated Products
文件页数: 4/11页
文件大小: 0K
描述: IC FEEDBACK INTERGRATOR 10UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 反馈发生器
电流 - 电源: 25µA
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-µMAX
包装: 带卷 (TR)
External Four-Input Feedback Integrator for
Power Supplies
ELECTRICAL CHARACTERISTICS (continued)
( T A = -40 ° C to +85 ° C , V V + = 3.3V, V ADJ = 1.2V, V OUT = 2V, C V + = 0.1μF, C COMP = 470pF.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SHDN INPUT
Logic Input Voltage High
Logic Input Voltage Low
V V+ = 2.7V to 5.5V
V V+ = 2.7V to 5.5V
2.0
0.6
V
V
Logic Input Current
-1
1
μ A
Note 1: Specifications to -40 ° C are guaranteed by design and not production tested.
Typical Operating Characteristics
(V V + = V SHDN = 3.3V, V ADJ = 1.2V, V OUT = 2V, C COMP = 470pF, T A = +25 ° C, unless otherwise noted.)
29.0
QUIESCENT CURRENT vs.
TEMPERATURE
0.050
IN_REGULATION SET-POINT ERROR
vs. TEMPERATURE
34
IN_ (TO COMP) TRANSCONDUCTANCE
vs. TEMPERATURE
28.5
V V+ = 5V
0.045
V ADJ = 0.7V
32
28.0
0.040
27.5
27.0
26.5
26.0
25.5
0.035
0.030
0.025
0.020
0.015
V ADJ = 1.4V
V ADJ = 1.2V
30
28
26
24
25.0
24.5
24.0
V V+ = 3.3V
0.010
0.005
0
22
20
? V IN_ = 4.85V TO 4.75V
V COMP = 1.3V
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
TEMPERATURE ( ° C)
TEMPERATURE (°C)
TEMPERATURE ( ° C)
NOTE: Circuit of Figure 1.
CHANGE IN OUTPUT VOLTAGE
30
25
OUT CURRENT vs. COMP VOLTAGE
4.05
4.00
IN_SCALE FACTOR vs. ADJ VOLTAGE
0
-50
vs. OUTPUT CURRENT
20
15
10
3.95
3.90
3.85
-100
-150
-200
MAX1804 OFF
MAX1804 ON
5
3.80
-250
V OUT = 5V (NOMINAL)
C COMP = 470pF
0
3.75
-300
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0.4
0.6
0.8
1.0
1.2
1.4
0.001
0.01
0.1
1
10
COMP VOLTAGE (V)
ADJ VOLTAGE (V)
NOTE: Circuit of Figure 1.
OUTPUT CURRENT (A)
NOTE : Application Circuit of Figure 2.
4
_______________________________________________________________________________________
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