LT3050EDDB LINER [Linear Technology], LT3050EDDB Datasheet - Page 6

• Manufacturer Part Number: LT3050EDDB
• Description: 100mA, Low Noise Linear Regulator With Precision Current Limit And Diagnostic Functions
• Manufacturer: LINER [Linear Technology]

LT3050
TYPICAL PERFORMANCE CHARACTERISTICS
6
350
300
250
200
150
100
3.0
2.5
2.0
1.5
1.0
0.5
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
0
0
0
–75 –50 –25 0
–75 –50 –25 0
0
SHDN Pin Input Current
Internal Current Limit
Reverse Output Current
V
V
V
SHDN
IN
OUT
ALL PINS GROUNDED EXCEPT FOR OUT
= 12V
= 0V
= 45V
10
TEMPERATURE (°C)
TEMPERATURE (°C)
25 50 75 100 125 150 175
25 50 75 100 125 150 175
20
V
OUT
(V)
30
40
3050 G10
3050 G13
3050 G16
50
250
225
200
175
150
125
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
75
50
25
50
45
40
35
30
25
20
15
10
0
0
5
0
–75 –50 –25 0
0
0
SHDN Pin Input Current
Internal Current Limit
Reverse Output Current
V
V
OUT
IN
5
= 0
INPUT/OUTPUT DIFFERENTIAL (V)
= V
10
10
T
T
T
T
ADJ
J
J
J
J
SHDN PIN VOLTAGE (V)
= 125°C
= 25°C
= –40°C
= –55°C
TEMPERATURE (°C)
= 1.2V
15
20
25 50 75 100 125 150 175
20
I
ADJ
25
30
CURRENT LIMIT
AT FAULT
THRESHOLD
30
I
OUT
35
40
40
T
3050 G14
3050 G11
3050 G17
J
= 25°C, unless otherwise noted.
45
50
225
200
175
150
125
100
50
45
40
35
30
25
20
15
10
75
50
25
90
80
70
60
50
40
30
20
10
5
0
0
0
–75 –50 –25 0
10
0
ADJ Pin Bias Current
Internal Current Limit
vs Output Voltage
Input Ripple Rejection
I
C
V
V
L
OUT
OUT
IN
= 100mA
5
= 5.8V + 50mV
100
= 10μF
= 5V
10
T
T
T
T
J
J
J
J
= 125°C
= 25°C
= –40°C
= –55°C
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
1K
15
FREQUENCY (Hz)
25 50 75 100 125 150 175
RMS
20
V
10K
IN
– V
RIPPLE
25
OUT(NOMINAL)
C
C
C
100K
CURRENT LIMIT
AT FAULT
THRESHOLD
REF/BYP
REF/BYP
REF/BYP
30
35
1M
= 10nF
= 100pF
= 0
40
3050 G12
= 1V
3050 G15
3050 G18
3050f
10M
45