參數(shù)資料
型號： MIC49200-1.0WR
廠商： MICREL INC
元件分類： 基準電壓源/電流源
英文描述： 2A LOW VOLTAGE LDO WITH DUAL INPUT VOLTAGES
中文描述： 1 V FIXED POSITIVE LDO REGULATOR, 0.625 V DROPOUT, PSSO5
封裝： ROHS COMPLIANT, S-5
文件頁數(shù)： 6/12頁
文件大小： 333K
代理商： MIC49200-1.0WR
Micrel, Inc.
MIC49200
Typical Characteristics
January 2006
6
M9999-011306
(408) 955-1690
20
40
60
80
100
120
Power Supply Rejection Ratio
(Input Supply)
1
FREQUENCY (kHz)
0.1
0
10
100
1,000
2A
100mA
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 4V
C
OUT
= 1μF
0
20
40
60
80
Power Supply Rejection Ratio
(Bias Supply)
1
FREQUENCY (kHz)
0.1
10
1,000
100
2A
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 4V
C
OUT
= 1μF
I
OUT
= 2A
0
50
100
150
200
250
300
350
400
450
1200 1600 2000
OUTPUT CURRENT (mA)
Dropout Voltage
vs. Temperature
(Bias Supply)
Dropout Voltage
(Input Supply)
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Dropout Voltage
(Bias Supply)
1200 1600 2000
OUTPUT CURRENT (mA)
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
0
TEMPERATURE (°C)
Dropout Voltage
vs. Temperature
(Input Supply)
400
350
450
500
550
50
100
150
200
250
300
V
IN
= V
+1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
I
OUT
= 100mA
I
OUT
= 1A
I
OUT
= 2A
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
2.0
1.8
1.6
TEMPERATURE (°C)
I
OUT
= 2A
I
OUT
= 100mA
I
OUT
= 1A
V
IN
= V
+1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
00
1
2
3
4
5
6
INPUT VOLTAGE (V)
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Dropout Characteristics
(Input Supply)
V
BIAS
= 5V
V
OUT
= 1.5V
C
OUT
= 1μF
2A
10mA
00
1
2
3
4
5
6
BIAS VOLTAGE (V)
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Dropout Characteristics
(Bias Supply)
V
IN
= V
+ 1V
V
OUT
= 1.5V
C
OUT
= 1μF
2A
10mA
1.46
1.47
1.48
1.49
1.50
1.51
1.52
OUTPUT CURRENT (A)
Load Regulation
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
Output Voltage
vs. Temperature
TEMPERATURE (°C)
1.20
1.25
1.30
1.35
1.40
1.45
1.55
1.50
1.60
1.65
1.70
1.75
1.80
V
IN
= V
+ 1V
V
OUT
= 1.5V
V
BIAS
= 5V
0
50
100
150
200
250
300
3
3.5 4.0 4.5 5.0 5.5 6.0 6.5
BIAS VOLTAGE (V)
Maximum Bias Current
vs. Bias Voltage
V
IN
= V
+ 1V
V
OUT
= 1.5V
I
OUT
= 2A
C
OUT
= 1μF
V
ADJ
= 0V
0
50
100
150
200
250
300
Maximum Bias Current
vs. Temperature
TEMPERATURE (°C)
I
BIAS
V
IN
= V
+1V
V
OUT
= 1.5V
V
BIAS
= 5V
C
OUT
= 1μF
V
ADJ
= 0V
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