参数资料
型号: MAX1818EUT20#TG16
厂商: Maxim Integrated
文件页数: 4/9页
文件大小: 0K
描述: IC REG LDO 2V/ADJ .5A SOT23-6
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,固定式或可调式
输出电压: 2V,1.25 V ~ 5 V
输入电压: 2.5 V ~ 5.5 V
稳压器数量: 1
电流 - 输出: 500mA(最小)
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: SOT-23-6
供应商设备封装: SOT-6
包装: 带卷 (TR)
500mA Low-Dropout
Linear Regulator in SOT23
Typical Operating Characteristics (continued)
(V IN = (V OUT + 500mV) or +2.5V, whichever is greater; SHDN = IN, C IN = 1μF, C OUT = 3.3μF, T A = +25°C, unless otherwise noted.)
180
DROPOUT VOLTAGE
vs. LOAD CURRENT
3.0
OUTPUT VOLTAGE ACCURACY
vs. LOAD CURRENT
3.0
OUTPUT VOLTAGE ACCURACY
vs. TEMPERATURE
150
V OUT = 3.3V
T A = +85 ° C
2.5
2.0
2.5
2.0
V OUT = 1.5V TO 5.0V
I LOAD = 150mA
1.5
1.5
120
90
T A = +25 ° C
1.0
0.5
0
-0.5
3.3V OUTPUT
2.5V OUTPUT
1.0
0.5
0
-0.5
60
30
T A = -40 ° C
-1.0
-1.5
-2.0
1.8V OUTPUT
-1.0
-1.5
-2.0
-2.5
-2.5
0
-3.0
-3.0
0
0.1
0.2
0.3
0.4
0.5
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
-40
-15
10
35
60
85
LOAD CURRENT (A)
POWER-SUPPLY REJECTION RATIO
LOAD CURRENT (A)
TEMPERATURE ( ° C)
80
vs. FREQUENCY
LINE TRANSIENT
MAX1818 toc08
LOAD-TRANSIENT RESPONSE
MAX1818 toc09
70
60
C OUT = 3.3 μ F
V OUT = 3.3V
V OUT
I OUT
V IN = 3.3V
V OUT = 2.5V
500mA
50
40
30
20
10
R LOAD = 100 Ω
V IN
V OUT
100mA
0
0.01
0.1
1
10
100
1000
100 μ s/div
40 μ s/div
FREQUENCY (kHz)
LOAD-TRANSIENT RESPONSE
NEAR DROPOUT
V IN = V OUT + 100mV
MAX1818 toc10
V POK
POWER-ON RESET
MAX1818 toc11
V OUT = 3.3V
0
V OUT
V IN
2V/div
0
0
0
10 μ s/div
10ms/div
4
_______________________________________________________________________________________
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