LT3470
TYPICAL PERFOR A CE CHARACTERISTICS
Diode Leakage (V
R
= 36V)
vs Temperature
25
BOOST
CATCH
SCHOTTKY DIODE LEAKAGE (µA)
BOOST PIN CURRENT (mA)
20
15
SWITCH V
CESAT
(mV)
10
5
0
–50
–25
50
25
0
75
TEMPERATURE (°C)
Catch Diode Forward Voltage
1.0
900
800
0.8
700
SCHOTTKY V
F
(V)
SCHOTTKY V
F
(V)
0.6
0.4
0.2
0
0
200
100
300
CATCH DIODE CURRENT (mA)
Minimum Input Voltage, V
OUT
= 3.3V
6.0
5.5
7
INPUT VOLTAGE (V)
T
A
= 25°C
5.0
4.5
4.0
3.5
3.0
0
50
100
150
LOAD CURRENT (mA)
200
3470 G18
INPUT VOLTAGE (V)
U W
100
3470 G13
Switch V
CESAT
700
600
500
400
300
200
100
0
125
BOOST Pin Current
14
12
10
8
6
4
2
0
0
100
300
SWITCH CURRENT (mA)
200
400
3470 G14
0
100
300
SWITCH CURRENT (mA)
200
400
3470 G15
Boost Diode Forward Voltage
600
500
400
300
200
100
0
400
3470 G16
0
100
50
150
BOOST DIODE CURRENT (mA)
200
3470 G17
Minimum Input Voltage, V
OUT
= 5V
8
T
A
= 25°C
V
IN
TO START
V
IN
TO START
6
V
IN
TO RUN
5
V
IN
TO RUN
4
0
100
150
50
LOAD CURRENT (mA)
200
3470 G19
3470f
5
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
