参数资料
型号: MIC5357-SGYMME
厂商: Micrel Inc
文件页数: 5/11页
文件大小: 0K
描述: IC REG LDO 3.3V/1.8V .5A 8MSOP
标准包装: 100
稳压器拓扑结构: 正,固定式
输出电压: 3.3V,1.8V
输入电压: 2.6 V ~ 5.5 V
电压 - 压降(标准): 0.13V @ 500mA
稳压器数量: 2
电流 - 输出: 500mA
电流 - 限制(最小): 550mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 8-MSOP-EP
包装: 管件
其它名称: 576-3848
Micrel, Inc.
Typical Characteristics
MIC5357
100
Ground Current
vs. Output Current (V OUT1 )
100
Ground Current
vs. Output Current (V OUT2 )
180
Ground Current vs.
Temperature(Dual Outputs)
170
160
I OUT1 =500mA , I OUT2 =500mA
95
90
95
90
150
140
130
120
110
I OUT1 =500mA
85
V IN =4.3V
V OUT1 =3.3V
C IN =C OUT =2.2 μ F
85
V IN =4.3V
V OUT2 =2.8V
C IN =C OUT =2.2 μ F
100
90
80
70
80
80
-40 -20
0
20
40
60
80 100 120
0
50 100 150 200 250 300 350 400 450 500
OUTPUT CURRENT (mA)
0
50 100 150 200 250 300 350 400 450 500
OUTPUT CURRENT (mA)
TEMPERATURE (°C)
3.6
3.5
Output Voltage
vs. Input Voltage
3
Output Voltage
vs. Input Voltage
3.6
3.5
Output Voltage
vs. Output Current
3.4
3.3
100 μ A
2.9
100 μ A
3.4
3.3
V OUT1
3.2
3.1
3
2.9
2.8
2.7
2.6
2.5
500mA
V OUT1 =3.3V
C IN =C OUT =2.2 μ F
2.8
2.7
2.6
2.5
500mA
V OUT2 =2.8V
C IN =C OUT =2.2 μ F
3.2
3.1
3
2.9
2.8
2.7
2.6
2.5
0
V OUT2
100
V IN =4.3V
C IN =C OUT =2.2 μ F
200
300
400
500
2.5
3
3.5 4 4.5
INPUT VOLTAGE (V)
5
5.5
2.5
3
3.5 4 4.5
INPUT VOLTAGE (V)
5
5.5
OUTPUT CURRENT (mA)
Dropout Voltage
vs. Temperature
Dropout Voltage
vs. Output Current
1200
Current Limit
vs. Input Voltage
150
135
C IN =C OUT =2.2 μ F
120
1150
V OUT2 =2.8V
120
105
90
75
60
45
30
15
0
-40
300mA
-20 0
20
40
500mA
150mA
50mA
60 80 100
120
105
90
75
60
45
30
15
0
0
100
200
`
V OUT1 =3.3V
C IN =C OUT =2.2 μ F
300 400
500
1100
1050
1000
950
900
850
800
2.5
3
V OUT1 =3.3V
C IN =C OUT =2.2 μ F
3.5 4 4.5
5
5.5
TEMPERATURE (°C)
Power Supply Rejection Ratio
OUTPUT CURRENT (mA)
Output Noise
INPUT VOLTAGE (V)
-90
-80
-70
-60
150mA
100μA
300mA
500mA
10
1
Spectral Density
-50
-40
-30 V EN1 =V IN =4.74V
0.1
V IN =4.7V
V OUT2 =1.8V
-20
-10
0
V OUT1 =3.3V
C OUT1 =2.2μF
C BY P =0.1μA
0.01
0.001
C IN -C OUT =2.2 μ F/6.3V
IL=250mA
Noise Output (10Hz to
100Khz)=51.16 μ Vrms
10
100
1000
10000
100000
10
100
1000
10000
100000 1000000
FREQUENCY(Hz)
FREQUENCY (Hz)
January 2011
5
M9999-011311
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