參數(shù)資料
型號: LT1761-3.3
廠商: Linear Technology Corporation
英文描述: 100mA, Low Noise, LDO Micropower Regulators in SOT-23(3.3V輸出,100mA,低噪聲,低壓差穩(wěn)壓器(SOT-23封裝))
中文描述: 100mA的,低噪聲,LDO穩(wěn)壓器采用SOT微功耗穩(wěn)壓- 23(3.3V的輸出,100mA的,低噪聲,低壓差穩(wěn)壓器(采用SOT - 23封裝))
文件頁數(shù): 9/16頁
文件大小: 197K
代理商: LT1761-3.3
9
LT1761 Series
FREQUENCY (Hz)
R
80
70
60
50
40
30
20
10
0
10
1k
10k
1M
1761 G36
100
100k
I
L
= 100mA
V
= V
+
1V + 50mV
RMS
RIPPLE
C
OUT
= 10
μ
C
BYP
= 0.01
μ
F
C
BYP
= 100pF
C
BYP
= 1000pF
TEMPERATURE (
°
C)
–50
R
100
1761 G37
0
50
80
70
60
50
40
30
20
10
0
–25
25
75
125
V
= V
OUT (NOMINAL)
+
1V + 0.5V
AT f = 120Hz
I
L
= 50mA
LT1761-5
Input Ripple Rejection
Input Ripple Rejection
TYPICAL PERFOR
M
A
CE CHARACTERISTICS
U
LT1761-BYP, LT1761-SD
Minimum Input Voltage
Load Regulation
I
L
= 1mA to 50mA
Output Noise Spectral Density
TEMPERATURE (
°
C)
–50
M
2.5
2.0
1.5
1.0
0.5
0
0
50
75
1761 G38
–25
25
100
125
I
L
= 100mA
I
L
= 50mA
TEMPERATURE (
°
C)
–50
L
100
1761 G39
0
50
0
–5
–10
–15
–20
–25
–30
–35
–40
–25
25
75
125
LT1761-BYP, -SD
LT1761-1.8
LT1761-2
LT1761-2.5
LT1761-3
LT1761-3.3
LT1761-5
FREQUENCY (Hz)
10
1k
10k
100k
1761 G41
100
10
1
0.1
0.01
O
μ
V
H
C
OUT
= 10
μ
F
C
BYP
= 0
I
L
LT1761-BYP, -SD
LT1761-5
LT1761-3.3
LT1761-3
LT1761-2.5
LT1761-1.8
LT1761-2
FREQUENCY (Hz)
10
1k
10k
100k
1761 G42
100
10
1
0.1
0.01
O
μ
V
H
LT1761-BYP
LT1761-5
C
BYP
= 1000pF
C
BYP
= 0.01
μ
F
C
BYP
= 100pF
C
OUT
= 10
μ
F
I
L
C
BYP
(pF)
10
O
μ
V
R
)
140
120
100
80
60
40
20
0
100
1k
10k
1761 G43
C
OUT
= 10
μ
F
I
f = 10Hz TO 100kHz
LT1761-5
LT1761-3.3
LT1761-3
LT1761-2.5
LT1761-1.8, -2
LT1761-BYP
Output Noise Spectral Density
RMS Output Noise vs
Bypass Capacitor
TEMPERATURE (
°
C)
–50
L
100
1761 G40
0
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–25
25
75
125
LT1761-3
LT1761-3.3
LT1761-2
LT1761-2.5
LT1761-5
LT1761-BYP, -SD
LT1761-1.8
Load Regulation
I
L
= 1mA to 100mA
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