参数资料
型号: MAX688ESA+T
厂商: Maxim Integrated
文件页数: 5/12页
文件大小: 0K
描述: IC REG LDO 3.3V 1A 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
稳压器拓扑结构: 正,固定式
输出电压: 3.3V
输入电压: 最高 11V
电压 - 压降(标准): 0.04V @ 200mA
稳压器数量: 1
电流 - 输出: 1A
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
High-Accuracy, Low-Dropout
Linear Regulators
____________________________Typical Operating Characteristics (continued)
(Circuits of Figures 1 and 2, V IN = 5V, Q1 = FZT749, T A = +25°C, unless otherwise noted.)
0.3000
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
3.315
OUTPUT VOLTAGE
vs. TEMPERATURE
80
MAX687/MAX688
RIPPLE REJECTION vs. FREQUENCY
V IN = 4.3V Min
0.2500
0.2000
0.1500
3.310
3.305
3.300
70
60
50
40
I LOAD = 20mA
V IN = 3.6V Min
I LOAD = 200mA
3.295
0.1000
3.290
30
20
0.0500
0
3.285
3.280
10
0
C2 = 20 μ F
-55
-25
0
25
50
75
100
125
-55
-25
0
25 50 75
100
125
10
100
1k 10k
100k
TEMPERATURE (°C)
LINE-TRANSIENT RESPONSE
V OUT
3.3V
1mV/div
V IN
3.6V
V IN
3.4V
TEMPERATURE (°C)
LINE-TRANSIENT RESPONSE
V OUT
3.3V
1mV/div
V IN
3.6V
V IN
3.4V
FREQUENCY (Hz)
MAX687/MAX688
POWER-UP AND EXIT FROM SHUTDOWN
V IN
5V/div
V OUT
1V/div
SHDN
5V/div
I LOAD = 70mA
C1 = 2.2 μ F
C2 = 20 μ F
2ms/div
I LOAD = 200mA
C1 = 2.2 μ F
C2 = 20 μ F
2ms/div
I LOAD = 500mA
C1 = 2.2 μ F
C2 = 68 μ F
1ms/div
C3 = 10nF
LOAD-TRANSIENT RESPONSE
C3 = 10nF
V OUT
3.3V
10mV/div
500mA
I LOAD
200mA/div
0mA
C3 = 10nF
LOAD-TRANSIENT RESPONSE
V OUT
3.3V
10mV/div
500mA
I LOAD
200mA/div
0mA
V IN = 3.4V
100 μ s/div
V IN = 3.5V
100 μ s/div
_______________________________________________________________________________________
5
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