Datasheet

LT3010/LT3010-5
7
30105fe
Reverse Output Current Input Ripple Rejection Input Ripple Rejection
LT3010 Minimum Input Voltage Load Regulation Output Noise Spectral Density
LT3010-5 10Hz to 100kHz
Output Noise LT3010-5 Transient Response
TYPICAL PERFORMANCE CHARACTERISTICS
70
40
20
10
0
80
60
50
30
–50 0 50 75–25 25 100 150125
TEMPERATURE (°C)
REVERSE OUTPUT CURRENT (µA)
3010 G19
LT3010-5
LT3010
V
IN
= 0V
V
OUT
= V
ADJ
= 1.275V (LT3010)
V
OUT
= V
SENSE
= 5V (LT3010-5)
TEMPERATURE (°C)
60
RIPPLE REJECTION (dB)
62
66
68
70
80
74
30105 G20
64
76
78
72
–50 0 50 75–25 25 100 150125
V
IN
= 7V + 0.5V
P-P
RIPPLE AT f = 120Hz
I
L
= 50mA
V
OUT
= 1.275V
FREQUENCY (Hz)
10
40
RIPPLE REJECTION (dB)
50
60
70
80
100 1k 10k 100k 1M
30105 G21
30
20
10
0
90
100
V
IN
= 7V + 50mV
RMS
RIPPLE
I
L
= 50mA
C
OUT
= 10µF
C
OUT
= 1µF
TEMPERATURE (°C)
MINIMUM INPUT VOLTAGE (V)
3.5
30105 G22
2.0
1.0
0.5
0
4.0
3.0
2.5
1.5
–50 0 50 75–25 25 100 150125
I
LOAD
= 50mA
–50 0 50 75–25 25 100 150125
TEMPERATURE (°C)
LOAD REGULATION (mV)
–5
30105 G23
–20
–30
–40
–50
–35
–45
0
–10
–15
–25
ΔI
L
= 1mA TO 50mA
LT3010
LT3010-5
FREQUENCY (Hz)
0.1
OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz)
1
10 1k 10k 100k
30105 G24
0.01
100
10
C
OUT
= 1µF
I
L
= 50mA
V
OUT
100µV/DIV
1ms/DIV
30105 G25
C
OUT
= 1µF
I
L
= 50mA
TIME (µs)
0
OUTPUT VOLTAGE
DEVIATION (V)
LOAD CURRENT (mA)
–0.1
0.1
800
30105 G26
25
–0.2
0
0.2
50
0
200 400 600 1000
V
IN
= 6V
C
IN
= 1µF CERAMIC
C
OUT
= 1µF CERAMIC
ΔI
LOAD
= 1mA TO 50mA