LT3060系列
典型性能特性
110
输出噪声电压（ μV
RMS
)
T
A
= 25 ℃，除非另有说明。
RMS输出噪声
VS前馈电容器（C
FF
)
V
OUT
= 5V
V
OUT
= 3.3V
V
OUT
= 2.5V
F = 10Hz至100kHz
C
REF / BYP
= 10nF的
C
OUT
= 10F
I
FB分压器
= 5A
I
L
= 100毫安
RMS输出噪声与负载电流
对C
REF / BYP
, C
FF
= 0
C
REF / BYP
= 0
输出噪声电压（ μV
RMS
)
C
REF / BYP
= 10pF的
输出噪声电压（ μV
RMS
)
V
OUT
= 0.6V
100 C
OUT
= 10F
90
80
70
60
50
40
30
20
10
0
0.01
C
REF / BYP
= 1nF的
C
REF / BYP
= 10nF的
C
REF / BYP
= 100pF的
C
REF / BYP
= 100nF的
0.1
1
10
负载电流（mA ）
100
3060 G44
170
160 F = 10Hz至100kHz
V
OUT
= 5V
150 C
OUT
= 10F
140
V
OUT
= 2.5V
130
V
OUT
= 3.3V
120
V
OUT
= 1.8V
110
100
V
OUT
= 1.5V
90
80
70
60
50
40
V
OUT
= 1.2V
30
20
V
OUT
= 0.6V
10
0
1
10
100
0.01
0.1
负载电流（mA ）
3060 G45
RMS输出噪声与负载电流
C
REF / BYP
= 10nF电容，C
FF
= 0
120
110
100
90
80
70
60
50
40
30
V
OUT
= 0.6V
20 V
V
OUT
= 1.2V
OUT
= 1.8V
10
V
OUT
= 1.5V
0
1n
10n
10p
100p
前馈电容，C
FF
(F)
3060 G46
LT3060-5 10Hz至100kHz的输出
噪音，C
REF / BYP
= 10nF电容，C
FF
= 0
LT3060-5 10Hz至100kHz的输出
噪音，C
REF / BYP
= 10nF电容，C
FF
= 10nF的
V
OUT
100V/DIV
V
OUT
100V/DIV
C
OUT
= 10F
I
L
= 100毫安
V
OUT
= 5V
1ms/DIV
3060 G47
C
OUT
= 10F
I
L
= 100毫安
V
OUT
= 5V
1ms/DIV
3060 G48
LT3060-5瞬态响应，
C
FF
= 0
V
OUT
50mV/DIV
V
OUT
= 5V
V
OUT
20mV/DIV
LT3060-5瞬态响应，
C
FF
= 10nF的
V
OUT
= 5V
I
OUT
= 10mA至100毫安
I
OUT
50mA/DIV
V
IN
= 6V
100s/DIV
C
OUT
= C
IN
= 10F
I
FB分压器
= 5A
3060 G49
I
OUT
= 10mA至100毫安
I
OUT
50mA/DIV
V
IN
= 6V
20s/DIV
C
OUT
= C
IN
= 10F
I
FB分压器
= 5A
3060 G50
3060fa
13
