參數(shù)資料
型號(hào): MAX1806EUA
廠商: Maxim Integrated Products, Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 3A Fixed Low Dropout Linear Regulator (LDO)
中文描述: 3A固定低壓差線性穩(wěn)壓器(LDO)
文件頁(yè)數(shù): 5/10頁(yè)
文件大小: 263K
代理商: MAX1806EUA
M
500mA, Low-Voltage Linear Regulator in μMAX
_______________________________________________________________________________________
5
Typical Operating Characteristics (continued)
(MAX1806EUA33, V
IN
= V
OUT
+ 500mV,
SHDN
= IN, C
IN
= 1μF, C
OUT
= 10μF, T
A
= +25
°
C, unless otherwise noted.)
100
200
150
300
250
350
400
450
500
0
200
300
LOAD CURRENT (A)
100
400
500
600
700
800
GROUND-PIN CURRENT vs.
LOAD CURRENT
M
G
μ
A
V
IN
= 5.5V
V
IN
= 3.8V
150
160
180
170
190
200
-40
10
-15
35
60
85
GROUND-PIN CURRENT vs.
TEMPERATURE
M
TEMPERATURE (
°
C)
G
μ
A
V
IN
= V
OUT
+ 500mV
I
OUT
= 0
-60
0.01
0.1
1
10
100
1000
-50
-40
-30
-20
-10
0
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
M
FREQUENCY (kHz)
P
C
OUT
= 10
μ
F
I
OUT
= 50mA
10
0.001
0.1
1
100
1000
OUTPUT SPECTRAL NOISE DENSITY
vs. FREQUENCY
0.01
0.1
1
M
FREQUENCY (kHz)
O
μ
V
H
10
C
OUT
= 10
μ
F
I
OUT
= 50mA
OUTPUT NOISE DC TO 1MHz
MAX1806 toc11
20ms/div
V
OUT
1mV/div
V
OUT
= 3.3V
R
OUT
= 66
(50mA)
0.01
0
200
100
400
600
800
700
REGION OF STABLE C
OUT
ESR
vs. LOAD CURRENT
0.1
1
10
100
M
FREQUENCY (kHz)
R
O
300
500
C
OUT
= 10
μ
F
STABLE REGION
LOAD-TRANSIENT RESPONSE
MAX1806 toc13
10
μ
s/div
I
OUT
200mA/div
V
OUT
20mV/div
V
IN
= V
OUT
+ 500mV
C
IN
= 10
μ
F
R
OUT
= 660
TO 6.6
(5mA TO 500mA)
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