參數(shù)資料
型號(hào): LCXW
廠商: Linear Technology Corporation
英文描述: 1.1A, Low Noise, Low Dropout Linear Regulator
中文描述: 1.1A的,低噪聲,低壓差線(xiàn)性穩(wěn)壓器
文件頁(yè)數(shù): 6/16頁(yè)
文件大?。?/td> 213K
代理商: LCXW
LT1965
6
1965f
TYPICAL PERFORMANCE CHARACTERISTICS
Ripple Rejection vs Temperature
Minimum Input Voltage
Load Regulation
Output Noise Spectral Density
RMS Output Noise vs Load
Current (10Hz to 100kHz)
1.8V 10Hz to 100kHz
Output Noise
Reverse Output Current
Reverse Output Current
Ripple Rejection vs Frequency
OUTPUT VOLTAGE (V)
0
0
R
1
2
3
4
5
6
2
4
6
8
10
1965 G16
T
J
= 25
°
C
V
= 0V
CURRENT FLOWS INTO
OUTPUT PIN
V
OUT
= V
ADJ
0
R
0.10
0.20
0.30
0.40
0.50
0.05
0.15
0.25
0.35
0.45
1965 G17
TEMPERATURE (
°
C)
–50
–25
0
25
50
75
100
125
V
IN
= 0V
V
OUT
= 1.2V
60
R
80
100
70
90
1965 G19
TEMPERATURE (
°
C)
–50
–25
0
25
50
75
100
125
I
L
= 0.75A
V
= V
+ 1V + 0.5
P-P
RIPPLE AT f = 120Hz
0
M
1.0
2.0
2.5
0.5
1.5
1965 G20
TEMPERATURE (
°
C)
–50
–25
0
25
50
75
100
125
I
L
= 500mA
I
L
= 1.1A
I
L
= 100mA
–16
L
–12
–8
–4
0
–14
–10
–6
–2
1965 G21
TEMPERATURE (
°
C)
–50
–25
0
25
50
75
100
125
V
IN
= 2.3V
Δ
I
L
= 1mA TO 1.1A
0.01
0.10
1.00
FREQUENCY (Hz)
10
O
μ
V
100
1k
10k
100k
1965 G22
V
OUT
= 3.3V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
= 2.5V
C
OUT
= 10
μ
F
I
L
LOAD CURRENT (A)
20
O
μ
V
R
)
30
50
70
80
0.0001
0.01
0.1
10
10
0.001
1
60
40
0
1965 G23
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 1.8V
V
OUT
= 1.2V
C
OUT
= 10
μ
F
I
L
V
OUT
= 1.5V
400
μ
s/DIV
V
100
μ
V/DIV
1965 G24
C
OUT
= 10
μ
F
I
L
FREQUENCY (Hz)
20
R
30
50
60
80
90
10
1k
10k
1M
10
100
100k
70
40
0
1965 G18
I
L
= 0.75A
C
OUT
= 10
μ
F CERAMIC
V
IN
= V
OUT(NOMINAL)
+ 1V + 50mV
RMS
RIPPLE
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