lt3050 Linear Technology Corporation, lt3050 Datasheet - Page 8

• Manufacturer Part Number: lt3050
• Description: 100ma, Low Noise Linear Regulator With Precision Current Limit And Diagnostic Functions
• Manufacturer: Linear Technology Corporation

20mV/DIV
LT3050
TYPICAL PERFORMANCE CHARACTERISTICS
500μV/DIV
8
10V/DIV
V
52.8
52.3
51.8
51.3
50.8
50.3
49.8
49.3
48.8
48.3
47.8
OUT
V
V
OUT
IN
–75 –50
External Current Limit
R
Transient Response (Load Dump)
V
5V 10Hz to 100kHz Output Noise
C
C
I
L
IMAX
OUT
OUT
REF/BYP
= 100mA
= 5V
= 10μF
–25
= 2.26k
0
TEMPERATURE (°C)
= 0
25
V
I
C
OUT
OUT
OUT
1ms/DIV
1ms/DIV
50 75 100 125 150 175
= 50mA
= 5V
= 2.2μF
V
V
V
IN
IN
IN
= 15V
= 12V
= 5.6V
3050 G34
3050 G29
3050 G27
45V
12V
500μV/DIV
500mV/DIV
I
L
REF/BYP
=100mA
79.50
78.75
78.00
77.25
76.50
75.75
75.00
74.25
73.50
72.75
72.00
5V/DIV
1V/DIV
V
SHDN
OUT
OUT
–75 –50 –25 0
External Current Limit
R
5V 10Hz to 100kHz Output Noise
C
C
I
V
L
OUT
IMAX
REF/BYP
SHDN Transient Response
C
OUT
= 100mA
REF/BYP
= 10μF
= 5V
= 1.5k
= 10nF
TEMPERATURE (°C)
=0
25 50 75 100 125 150 175
1ms/DIV
2ms/DIV
V
V
V
IN
IN
IN
= 15V
= 12V
= 5.6V
T
3050 G35
3050 G26
J
3050 G30
= 25°C, unless otherwise noted.
100mV/DIV
500mV/DIV
I
L
50mA/DIV
= 100mA
REF/BYP
5V/DIV
1V/DIV
SHDN
V
105
104
103
102
101
100
I
OUT
OUT
OUT
99
98
97
96
95
–75 –50 –25 0 –25 50 75 100 125 150 175
External Current Limit
R
Transient Response
SHDN Transient Response
C
V
IMAX
OUT
REF/BYP
= 5V
= 1.5k
= 10nF
TEMPERATURE (°C)
200μs/DIV
2ms/DIV
I
V
V
C
OUT
IN
OUT
OUT
= 6V
= 10mA TO 100mA
V
V
V
= 5V
= C
IN
IN
IN
IN
= 15V
= 12V
= 5.6V
= 10μF
3050 G36
3050 G28
3050 G31
3050f