LT3030HFE-PBF 데이터 시트보기 (PDF) - Linear Technology
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LT3030HFE-PBF Datasheet PDF : 22 Pages
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LT3030
Typical Performance Characteristics TJ = 25°C, unless otherwise noted.
OUT1 or OUT2 Load Regulation
10
∆IL = 1mA TO FULL LOAD
8
6
4
2
0
–2
–4
–6
–8
–10
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G37
OUT1 or OUT2 Line Regulation
5
∆VIN = 2V TO 20V
4
3
2
1
0
–1
–2
–3
–4
–5
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G38
Output Noise Spectral Density
10
TJ = 25°C
COUT = 10µF
CBYP = 0
IL = FULL LOAD
1
VOUT = 5V
VOUT = VADJ
0.1
0.01
0.01
0.1
1
10
FREQUENCY (kHz)
100
3030 G39
Output Noise Spectral Density
10
TJ = 25°C
COUT = 10µF
IL = FULL LOAD
VOUT = 5V
1
CBYP = 100pF
0.1
VOUT = VADJ
CBYP = 0.01µF
CBYP = 1000pF
0.01
0.01
0.1
1
10
FREQUENCY (Hz)
100
3030 G40
RMS Output Noise vs Bypass
Capacitor
160
140 VOUT = 5V
120
TJ = 25°C
COUT = 10µF
IL = FULL LOAD
fBW = 10Hz TO 100kHz
OUTPUT2
100
OUTPUT1
80
60 VOUT = 1.220V
40
20 OUTPUT1
OUTPUT2
0
10
100
1000
10000
CBYP (pF)
3030 G41
OUT1 RMS Output Noise
vs Output Current (10Hz to 100kHz)
160
TJ = 25°C
140 COUT = 10µF
120
VOUT1 = 5V
100
CBYP1 = 0
80
VOUT1 = VADJ1
CBYP1 = 0
60
40
20
0
0.01
VOUT1 = 5V
VOUT1 = VADJ1
CBYP1 = 10nF
0.1
1
10 100 1000
OUTPUT CURRENT (mA)
3030 G42
OUT2 RMS Output Noise
vs Output Current (10Hz to 100kHz)
160
TJ = 25°C
140 COUT = 10µF
Start-Up Time from Shutdown
CBYP = 0pF
120
VOUT2 = 5V
100
CBYP2 = 0
VOUT
1V/DIV
80
60
40
20
0
0.01
VOUT2 = VADJ2
CBYP2 = 0
SHDN
VOLTAGE
2V/DIV
VOUT2 = 5V CBYP2 = 10nF
VOUT2 = VADJ2
0.1
1
10 100 1000
OUTPUT CURRENT (mA)
3030 G43
VIN = 2.5V
CIN = 10µF
COUT = 10µF
1ms/DIV
3030 G44
IL = FULL LOAD
TJ = 25°C
VOUT = 1.5V
Start-Up Time from Shutdown
CBYP = 0.01µF
VOUT
1V/DIV
SHDN
VOLTAGE
2V/DIV
VIN = 2.5V
CIN = 10µF
COUT = 10µF
1ms/DIV
3030 G45
IL = FULL LOAD
TJ = 25°C
VOUT = 1.5V
For more information www.linear.com/LT3030
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