参数资料
型号: MAX8887EZK25+T
厂商: Maxim Integrated
文件页数: 4/9页
文件大小: 0K
描述: IC REG LDO 2.5V .3A TSOT23-5
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: 2.5V
输入电压: 2.5 V ~ 5.5 V
稳压器数量: 1
电流 - 输出: 300mA
电流 - 限制(最小): 420mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: SOT-23-5 细型,TSOT-23-5
供应商设备封装: TSOT-23-5
包装: 带卷 (TR)
Low-Dropout, 300mA Linear Regulators in SOT23
Typical Operating Characteristics (continued)
(Typical Operating Circuit, T A = +25°C, unless otherwise noted.)
160
DROPOUT VOLTAGE vs. LOAD CURRENT
300
DROPOUT VOLTAGE vs. OUTPUT VOLTAGE
I OUT = 200mA
GROUND-PIN CURRENT vs. INPUT VOLTAGE
150
140
T A = +25 ° C
250
125
120
100
T A = +85 ° C
200
MAXIMUM
100
I LOAD = 300mA
80
150
75
60
40
T A = -40 ° C
100
TYPICAL
50
I LOAD = 0
20
0
50
0
25
0
0
50
100
150
200
250
300
2.5
2.7
2.9
3.1
3.3
0
1.0
2.0
3.0
4.0
5.0
100
LOAD CURRENT (mA)
GROUND-PIN CURRENT vs. LOAD CURRENT
70
V OUT (V)
GROUND-PIN CURRENT vs. TEMPERATURE
70
INPUT VOLTAGE (V)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
80
60
V IN = 5.5V
V IN = 3.8V
68
66
64
62
I OUT = 0
V IN = V OUT + 500mV
60
50
40
C OUT = 2.2 μ F
C BP = 0.01 μ F
60
40
20
58
56
54
30
20
0
0
50
100
150
200
250
300
52
50
-40
-15
10
35
60
85
10
0
V OUT = 3.30V
I LOAD = 30mA
0.01 0.1
1
10
MAX8887 ONLY
100 1000
LOAD CURRENT (mA)
MAX8887
TEMPERATURE ( ° C)
FREQUENCY (kHz)
OUTPUT NOISE DC TO 1MHz
MAX8887/8 toc10
LOAD-TRANSIENT RESPONSE
MAX8887/8 toc11
300mA
V OUT = 1.8V, V IN = 3.8V, I LOAD = 15 m A
40ms/div
V OUT
50 μ V/div
I OUT
V OUT
10 μ s/div
V OUT = 3.3V
V IN = 3.8V
10mA
50mV/div
AC-COUPLED
4
_______________________________________________________________________________________
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