lt3060 Linear Technology Corporation, lt3060 Datasheet - Page 7

• Manufacturer Part Number: lt3060
• Description: 45v Vin, Micropower, Low Noise, 100ma Low Dropout, Linear Regulator
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
0.01
100
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.1
90
80
70
60
50
40
30
20
10
10
0
0
1
–75
10
10
Input Ripple Rejection
Minimum Input Voltage
Output Noise Spectral Density
vs C
I
C
V
50mV
V
V
C
I
L
V
L
REF/BYP
IN
V
OUT
OUT
OUT
SHDN
= 100mA
–50
= 100mA
V
OUT
C
= V
OUT
REF/BYP
REF/BYP
100
RMS
= 5V
= 0.6V
= 10μF
–25 0
= 5V
OUT(NOMINAL)
= V
= 0.6V
= C
100
I
RIPPLE
L
IN
= 50mA
FF
TEMPERATURE (°C)
= 10nF
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
, C
= 0
25
FF
10k
+ 1.5V +
50
C
1k
= 0
REF/BYP
I
C
L
75 100 125 150 175
OUT
= 100mA
C
100k
REF/BYP
= 10μF
= 1nF
C
10k
OUT
1M
= 100pF
= 2.2μF
3060 G19
3060 G22
3060 G25
10M
100k
0.01
100
0.1
90
80
70
60
50
40
30
20
10
–1
–2
–3
–4
10
0
4
3
2
1
0
1
–75
10
10
Load Regulation
5V Input Ripple Rejection
Output Noise Spectral Density
vs C
I
V
C
V
C
V
C
I
V
V
L
L
OUT
OUT
IN
FF
OUT
OUT
IN
OUT
I
–50
= 100mA
= 100mA
L
= 10nF
= 6V + 50mV
= 2.1V
= 1mA TO 100mA
FF
100
= 5V
= 10μF
= 5V
= 10μF
= 0.6V
–25 0
, C
100
REF/BYP
C
TEMPERATURE (°C)
REF/BYP
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
RMS
25
C
FF
10k
= C
C
= 1nF
RIPPLE
50
= 10nF
1k
C
REF/BYP
REF/BYP
FF
75 100 125 150 175
= 10nF
100k
C
FF
= 10nF , C
= C
10k
= 100pF
FF
C
1M
= 0
FF
FF
= 0
3060 G20
3060 G23
3060 G26
T
= 0
A
100k
10M
= 25°C, unless otherwise noted.
0.01
100
110
100
0.1
90
80
70
60
50
40
30
20
10
10
90
80
70
60
50
40
30
20
10
0
1
0
0.01
–75
10
Ripple Rejection vs Temperature
Output Noise Spectral Density
C
RMS Output Noise vs Load Current
vs C
V
C
I
V
V
REF/BYP
C
C
L
OUT
OUT
OUT
IN
REF/BYP
–50
REF/BYP
= 100mA
= 2.6V + 0.5V
REF/BYP
C
= 0.6V
= 10μF
= 0.6V
REF/BYP
–25 0
V
V
V
V
V
V
V
100
0.1
= 1nF
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 10nF
= 0, C
LOAD CURRENT (mA)
TEMPERATURE (°C)
FREQUENCY (Hz)
, C
= 0
= 5V
= 3.3V
= 2.5V
= 1.8V
= 1.5V
= 1.2V
= 0.6V
25
P-P
FF
FF
RIPPLE AT f = 120Hz
50
1k
= 0
C
1
C
= 0
REF/BYP
REF/BYP
75 100 125 150 175
LT3060
C
C
REF/BYP
REF/BYP
= 100nF
C
= 10nF
C
I
10k
10
L
REF/BYP
OUT
= 100mA
= 100pF
= 10pF
= 10μF
3060 G21
3060 G24
3060 G27
= 0
7
3060f
100k
100