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MIC5219-2.7BM5 参数 Datasheet PDF下载

MIC5219-2.7BM5图片预览
型号: MIC5219-2.7BM5
PDF下载: 下载PDF文件 查看货源
内容描述: 值为500mA的峰值输出LDO稳压器 [500mA-Peak Output LDO Regulator]
分类和应用: 稳压器
文件页数/大小: 13 页 / 97 K
品牌: MICREL [ MICREL SEMICONDUCTOR ]
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MIC5219
Micrel
Typical Characteristics
Power Supply
Rejection Ratio
0
-20
PSRR (dB)
-40
-60
-80
I
OUT
= 100µA
C
OUT
= 1µF
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
I
OUT
= 1mA
C
OUT
= 1µF
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
I
OUT
= 100mA
C
OUT
= 1µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
-20
PSRR (dB)
-40
-60
-80
I
OUT
= 100µA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
0
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
-20
-40
-60
-80
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
I
OUT
= 1mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
I
OUT
= 100mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
60
RIPPLE REJECTION (dB)
50
40
30
20
10
0
Power Supply Ripple Rejection
vs. Voltage Drop
RIPPLE REJECTION (dB)
Power Supply Ripple Rejection
vs. Voltage Drop
100
90
80
70
60
50
40
30
20
10
0
I
OUT
= 100mA
10mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
0
0.1
0.2
0.3
VOLTAGE DROP (V)
0.4
1mA
NOISE (µV/√Hz)
10
Noise Performance
10mA, C
OUT
= 1µF
1
0.1
0.01
0.001
V
OUT
= 5V
0.0001
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
1mA
10mA
I
OUT
= 100mA
C
OUT
= 1µF
0
0.1
0.2
0.3
VOLTAGE DROP (V)
0.4
Noise Performance
10
1
NOISE (µV/√Hz)
0.1
0.01
0.001
V
OUT
= 5V
C
OUT
= 10µF
electrolytic
1mA
100mA
NOISE (µV/√Hz)
10mA
10
1
0.1
Noise Performance
DROPOUT VOLTAGE (mV)
Dropout Voltage
vs. Output Current
400
100mA
300
200
0.0001
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
1mA
V
OUT
= 5V
C
OUT
= 10µF
0.001
electrolytic
10mA
C
BYP
= 100pF
0.0001
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
0.01
100
0
0
100 200 300 400 500
OUTPUT CURRENT (mA)
MIC5219
6
April 2001