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MIC37110-1.8YS 参数 Datasheet PDF下载

MIC37110-1.8YS图片预览
型号: MIC37110-1.8YS
PDF下载: 下载PDF文件 查看货源
内容描述: 高性能,低噪声, 1A的LDO [High-Performance, Low-Noise, 1A LDOs]
分类和应用:
文件页数/大小: 20 页 / 1105 K
品牌: MICREL [ MICREL SEMICONDUCTOR ]
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Micrel, Inc.
MIC37110/MIC37112
MIC37120/MIC37122
Typical Characteristics (Continued)
Dropout Voltage
vs. Output Current
400
400
Dropout Voltage
vs. Output Current
1.010
V
IN
= 3.3V
300
V
ADJ
= 0.95 * 1.0V
ADJUSTABLE OPTION
Adjust Pin Voltage
vs. Output Current
V
IN
= 2.5V
DROPOUT VOLTAGE (mV)
DROPOUT VOLTAGE (mV)
V
IN
= 2.5V
300
V
ADJ
= 0.95 * 1.0V
ADJUSTABLE OPTION
ADJ PIN VOLTAGE (V)
V
OUT
= 1.8V
1.005
200
200
1.000
100
100
0.995
0
0.0
0.2
0.4
0.6
0.8
1.0
0
0.0
0.2
0.4
0.6
0.8
1.0
0.990
0.0
0.2
0.4
0.6
0.8
1.0
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Line Regulation
vs. Output Current
1.0
400
GND Pin Current
vs. Output Current
10
V
IN
= 2.5V
V
OUT
= 1.8V
300
Output Noise
vs. Frequency
OUTPUT NOISE (µV/√Hz)
Noise Spectral
Density
1
LINE REGULATION (%)
0.8
V
IN
= 2.5V to 5.5V
V
OUT
= 1.4V
0.6
0.4
GROUND CURRENT (µA)
200
0.1
V
IN
=2.5V
V
OUT
= 1.8V
0.01
I
OUT
= 500mA
C
OUT
= 10µF
0.2
100
0.0
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
0
0.0
0.2
0.4
0.6
0.8
1.0
0.001
0.01
0.1
1
10
100
1000
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
FREQUENCY (kHz)
PSRR vs. Frequency
10
0
10
Gain (dB)
PSRR vs. Frequency
Gain (dB)
RIPPLE REJECTION (dB)
RIPPLE REJECTION (dB)
-10
-20
-30
-40
-50
-60
-70
-80
0.01
V
IN
=2.8V
V
OUT
= 1.8V
V
RIPPLE
= 80mV
I
OUT
= 100mA
C
IN
= 0uF
C
OUT
= 10uF
0
-10
-20
-30
-40
-50
-60
-70
V
IN
= 2.8V
V
OUT
= 2.2V
V
RIPPLE
= 80mV
I
OUT
= 1A
C
IN
= 1uF
C
OUT
= 10uF
0.1
1
10
100
1000
-80
0.01
0.1
1
10
100
1000
FREQUENCY (kHz)
FREQUENCY (kHz)
December 2012
8
M9999-121312-A