Datasheet

LT3511
4
3511fc
TYPICAL PERFORMANCE CHARACTERISTICS
Maximum Frequency
vs Temperature
Minimum Frequency
vs Temperature
EN/UVLO Shutdown Threshold
vs Temperature
Boundary Mode Waveform
Light Load Discontinuous
Mode Waveform
EN/UVLO Pin (Hysteresis) Current
vs Temperature
EN/UVLO Pin Current
vs V
EN/UVLO
EN/UVLO Threshold
vs Temperature
T
A
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
–50 –25
0
EN/UVLO PIN CURRENT (µA)
2
5
0
50
75
3511 G07
1
4
3
25
100
521051
EN/UVLO = 1.2V
TEMPERATURE (°C)
–50
EN/UVLO THRESHOLD (V)
2.0
2.5
3.0
25 75
3511 G09
1.5
1.0
–25 0
52105100105
0.5
0
V
EN/UVLO
VOLTAGE (V)
1
0
EN/UVLO PIN CURRENT (µA)
5
10
15
20
25
30
20 40 60 80
3511 G08
100
TEMPERATURE (°C)
–50 –25
0
MAXIMUM FREQUENCY (kHz)
400
1000
0
50
75
3511 G10
200
800
600
25
100
521051
TEMPERATURE (°C)
–50 –25
0
MINIMUM FREQUENCY (kHz)
40
100
0
50
75
3511 G11
20
80
60
25
100
521051
TEMPERATURE (°C)
–50
0
EN/UVLO THRESHOLD (V)
0.1
0.3
0.4
0.5
50
0.9
3511 G14
0.2
0
–25
75 100
25 521051
0.6
0.7
0.8
20V/DIV
1µs/DIV
3511 G12
20V/DIV
2µs/DIV
3511 G13