参数资料
型号: MAX8940EXK28+T
厂商: Maxim Integrated
文件页数: 4/9页
文件大小: 0K
描述: IC REG LDO 2.8V .12A SC70-5
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 2.8V
输入电压: 最高 6V
电压 - 压降(标准): 0.135V @ 120mA
稳压器数量: 1
电流 - 输出: 120mA(最小)
电流 - 限制(最小): 130mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 6-TSSOP(5 引线),SC-88A,SOT-353
供应商设备封装: SC-70-5
包装: 标准包装
产品目录页面: 1411 (CN2011-ZH PDF)
其它名称: MAX8940EXK28+TDKR
Low-Noise, High PSRR,
Low-Dropout, 120mA Linear Regulator
Typical Operating Characteristics (continued)
(V IN = V OUT + 0.5V, C IN = 1μF, C OUT = 1μF, C BP = 10nF, T A = +25°C, unless otherwise noted.)
150
DROPOUT VOLTAGE vs. LOAD CURRENT
GROUND PIN CURRENT vs. INPUT VOLTAGE
350
240
GROUND PIN CURRENT vs. LOAD CURRENT
120
T A = +85 ° C
300
I OUT = 120mA
200
V IN = 5.5V
90
60
T A = +25 ° C
T A = -40 ° C
250
200
150
100
160
120
80
V IN = 3.8V
30
0
50
0
I OUT = 0mA
40
0
0
20
40
60
80
100
120
0
1
2
3
4
5
0
20
40
60
80
100
120
LOAD CURRENT (mA)
GROUND PIN CURRENT vs. TEMPERATURE
50
45
INPUT VOLTAGE (V)
90
80
70
PSRR vs. FREQUENCY
LOAD CURRENT (mA)
60
50
40
40
30
35
20
10
I LOAD = 10mA
C BP = 10nF
30
0
-40
-15
10
35
60
85
0.01
0.1
1
10
100
1000
TEMPERATURE ( ° C)
FREQUENCY (kHz)
OUTPUT NOISE SPECTRAL DENSITY
OUTPUT NOISE
V IN = 3.8V
MAX8940 toc09
1.E+04
vs. FREQUENCY
MAX8940 toc10
I LOAD = 10mA
V NOISE = 25 μ V RMS
1.E+03
1.E+02
20 μ V/div
1.E+01
400 μ s/div
0.01
0.1
1
10
100
1000
FREQUENCY (kHz)
4
_______________________________________________________________________________________
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