Datasheet

LT3470A
5
3470afb
FB Bias Current (V
FB
= 1V)
vs Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
FB Bias Current (V
FB
= 0V)
vs Temperature
Switch V
CESAT
(I
SW
= 100mA)
vs Temperature
Boost Diode V
F
(I
F
= 50mA)
vs Temperature
Catch Diode V
F
(I
F
= 100mA)
vs Temperature
Diode Leakage (V
R
= 36V)
vs Temperature
T
A
= 25°C unless otherwise noted.
TEMPERATURE (°C)
–50 –25
0
FB CURRENT (nA)
20
60
50
0
50
75
3470a G08
10
40
30
25
100
150125
TEMPERATURE (°C)
–50
FB CURRENT (µA)
80
100
120
25 75
3470a G09
60
40
–25 0
50 100 150125
20
0
TEMPERATURE (°C)
–50
SWITCH V
CESAT
(mV)
200
250
300
25 75
3470a G10
150
100
–25 0
50 100 150125
50
0
TEMPERATURE (°C)
–50
SCHOTTKY V
F
(V)
0.7
25
3470a G11
0.4
0.2
–25 0 50
0.1
0
0.8
0.6
0.5
0.3
75 100 150125
TEMPERATURE (°C)
–50
0.4
0.5
0.7
25 75
3470a G12
0.3
0.2
–25 0
50 100 150125
0.1
0
0.6
SCHOTTKY V
F
(V)
TEMPERATURE (°C)
–50 –25
0
SCHOTTKY DIODE LEAKAGE (mA)
30
60
0
50
75
3470a G13
20
15
10
50
40
25
55
5
45
35
25
100
150
CATCH
BOOST
125