參數(shù)資料
型號(hào): MAX8877EUKxy-T
廠商: Maxim Integrated Products, Inc.
英文描述: Low-Noise, Low-Dropout, 150mA Linear Regulators with ‘2982 Pinout
中文描述: 低噪聲,低壓差,150mA的線性穩(wěn)壓器的\u0026#39;2982引腳
文件頁(yè)數(shù): 4/8頁(yè)
文件大小: 111K
代理商: MAX8877EUKXY-T
M
Low-Noise, Low-Dropout, 150mA Linear
Regulators with ‘2982 Pinout
4
_______________________________________________________________________________________
____________________________Typic al Operating Charac teristic s (c ontinued)
(V
IN
= V
OUT(NOMINAL)
+ 0.5V, C
IN
= 1μF, C
OUT
= 1μF, C
BP
= 0.01μF, T
A
= +25°C, unless otherwise noted.)
0
50
150
100
200
250
0
40
60
20
80
100 120 140 160
DROPOUT VOLTAGE vs. LOAD CURRENT
(MAX887_EUK25)
M
LOAD CURRENT (mA)
D
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
0
50
100
150
200
0
40
60
20
80
100 120 140 160
DROPOUT VOLTAGE vs. LOAD CURRENT
(MAX887_EUK50)
M
LOAD CURRENT (mA)
D
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
70
0
10
20
30
40
50
60
0.01
0.1
1
10
100
1000
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
M
FREQUENCY (kHz)
P
I
LOAD
= 50mA
C
BP
= 0.1
μ
F
C
OUT
= 10
μ
F
C
OUT
= 1
μ
F
10
0.01
0
10
1
1000
OUTPUT NOISE SPECTRAL DENSITY
vs. FREQUENCY
0.1
1
M
FREQUENCY (kHz)
O
μ
V
H
100
C
BP
= 0.01
μ
F
I
LOAD
= 10mA
C
OUT
= 10
μ
F
C
OUT
= 1
μ
F
1ms/div
MAX887_EUK25, C
OUT
= 10
μ
F, I
LOAD
= 10mA, C
BP
= 0.1
μ
F
OUTPUT NOISE 10Hz TO100kHz
V
OUT
50
μ
V/div
M
80
0
10
20
30
40
50
60
70
0.001
0.01
0.1
OUTPUT NOISE vs. BP CAPACITANCE
M
BP CAPACITANCE (
μ
F)
O
μ
V
R
)
MAX887_EUK50
C
OUT
= 10
μ
F
I
= 10mA
f = 10Hz to 100kHz
MAX887_EUK30
MAX887_EUK25
0
20
10
40
30
50
60
1
10
LOAD CURRENT (mA)
100
1000
OUTPUT NOISE vs. LOAD CURRENT
M
O
μ
V
R
)
MAX887_EUK50
C
OUT
= 10
μ
F
C
BP
= 0.01
μ
F
f = 10Hz to 100kHz
MAX887_EUK30
MAX887_EUK25
100
0.01
0
100
150
REGION OF STABLE C
OUT
ESR
vs. LOAD CURRENT
0.1
M
LOAD CURRENT (mA)
C
O
)
1
10
C
OUT
= 10
μ
F
C
OUT
= 1
μ
F
STABLE REGION
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