MIC5301YMT 查看數據表（PDF） - Micrel
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MIC5301YMT Datasheet PDF : 11 Pages
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Micrel, Inc.
Typical Characteristics
Power Supply
Rejection Ratio
-90
-80
50mA
-70
-60
-50
100µA
-40
150mA
-30
-20 VIN = 3.85V
-10 VOUT = 2.85V
0
COUT = 1µF
CBYP = 0.1µF
100.1
1
10 100
FREQUENCY (kHz)
1,000
Output Voltage
vs. Output Current
2.88
2.87
2.86
2.85
2.84
2.83
2.820
VIN = VOUT + 1V
VOUT = 2.85V
COUT = 1µF
25 50 75 100 125 150
OUTPUT CURRENT (mA)
Ground Current
vs. Output Current
100
90
80
70
60
50
40
30
20
VIN = VOUT + 1V
10
VOUT = 2.85V
COUT = 1µF
00 25 50 75 100 125 150
OUTPUT CURRENT (mA)
510
500
490
480
470
460
450
440
430
420
4130.0
Current Limit
vs. Input Voltage
VEN = VIN
COUT = 1µF
3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
April 2008
MIC5301
Dropout Voltage
vs. Temperature
60
55
50
45
VIN = VOUT +
VOUT = 2.8V
COUT = 1µF
1V
150mA
40
35
100mA
30
25
20
15
50mA
10
25mA
5
0
TEMPERATURE (°C)
Output Voltage
vs. Supply Voltage
3.0
2.5
2.0
100µA
1.5
1.0
VOUT = 2.85V
150mA
0.5
00 1 2 3 4 5 6
SUPPLY VOLTAGE (V)
Ground Current
vs. Temperature
90
88
86
84
150mA
82
80
78
100µA
76
74
VIN = VOUT + 1V
72
VOUT = 2.85V
COUT = 1µF
70
TEMPERATURE (°C)
Output Noise
Spectral Density
10
1
0.1
0.01 VIN = 4V
VOUT = 2.85V
COUT = 1µF
CBYP = 0.1µF
0.001
0.01 0.1 1 10
100 1,000 10,000
FREQUENCY (kHz)
Dropout Voltage
vs. Output Current
50
45
40
35
30
25
20
15
10
VIN = VOUT + 1V
5
VOUT = 2.85V
COUT = 1µF
00 25 50 75 100 125 150
OUTPUT CURRENT (mA)
Output Voltage
vs. Temperature
3.45
3.25
3.05
2.85
2.65
2.45
2.25
VIN = VOUT + 1V
VOUT = 2.85V
COUT = 1µF
IOUT = 100µA
TEMPERATURE (°C)
100
90
80
70
60
50
40
30
20
10
30.0
Ground Current
vs. Supply Voltage
150mA
100µA
3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
6
M9999-042108
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