LT3060EDC データシートの表示（PDF） - Linear Technology
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LT3060EDC Datasheet PDF : 26 Pages
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LT3060 Series
Typical Performance Characteristics TA = 25°C, unless otherwise noted.
RMS Output Noise vs Load Current
vs CREF/BYP, CFF = 0
110
100
VOUT = 0.6V
COUT = 10µF
CREF/BYP = 0
90
80
CREF/BYP = 10pF
70
60
50
CREF/BYP = 100pF
40
30 CREF/BYP = 1nF
20 CREF/BYP = 10nF
10
CREF/BYP = 100nF
0
0.01
0.1
1
10
LOAD CURRENT (mA)
100
3060 G44
RMS Output Noise vs Load Current
CREF/BYP = 10nF, CFF = 0
170
160 f = 10Hz TO 100kHz
150 COUT = 10µF
140
130
VOUT = 2.5V
120
110
VOUT = 1.8V
100
VOUT = 1.5V
90
80
70
60
50
40
30
20
10
0
0.01
0.1
1
VOUT = 5V
VOUT = 3.3V
VOUT = 1.2V
VOUT = 0.6V
10
100
LOAD CURRENT (mA)
3060 G45
RMS Output Noise
vs Feedforward Capacitor (CFF)
120
110 VOUT = 5V
100
VOUT = 3.3V
90
VOUT = 2.5V
80
f = 10Hz TO 100kHz
CREF/BYP = 10nF
COUT = 10µF
IFB-DIVIDER = 5µA
IL = 100mA
70
60
50
40
30
20 VOUT = 1.8V VOUT = 1.2V
10
0
VOUT = 1.5V
VOUT = 0.6V
10p
100p
1n
10n
FEEDFORWARD CAPACITOR, CFF (F)
3060 G46
LT3060-5 10Hz to 100kHz Output
Noise, CREF/BYP = 10nF, CFF = 0
LT3060-5 10Hz to 100kHz Output
Noise, CREF/BYP = 10nF, CFF = 10nF
VOUT
100µV/DIV
COUT = 10µF
IL = 100mA
VOUT = 5V
1ms/DIV
3060 G47
LT3060-5 Transient Response,
CFF = 0
VOUT
50mV/DIV
VOUT = 5V
∆IOUT = 10mA TO 100mA
IOUT
50mA/DIV
VIN = 6V
100µs/DIV
COUT = CIN = 10µF
IFB-DIVIDER = 5µA
3060 G49
VOUT
100µV/DIV
COUT = 10µF
IL = 100mA
VOUT = 5V
1ms/DIV
3060 G48
LT3060-5 Transient Response,
CFF = 10nF
VOUT
20mV/DIV
VOUT = 5V
∆IOUT = 10mA TO 100mA
IOUT
50mA/DIV
VIN = 6V
20µs/DIV
COUT = CIN = 10µF
IFB-DIVIDER = 5µA
3060 G50
3060fa
13
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