Datasheet

LT3470A
6
3470afb
Boost Diode Forward Voltage
Minimum Input Voltage, V
OUT
= 3.3V Minimum Input Voltage, V
OUT
= 5V
TYPICAL PERFORMANCE CHARACTERISTICS
BOOST DIODE CURRENT (mA)
0
SCHOTTKY V
F
(V)
500
600
700
200
3470a G17
400
300
0
50
100
150
100
200
900
800
Switch V
CESAT
BOOST Pin Current
Catch Diode Forward Voltage
SWITCH CURRENT (mA)
0
400
500
700
300 400
3470a G14
300
200
100 200 500
100
0
600
SWITCH V
CESAT
(mV)
SWITCH CURRENT (mA)
0
8
10
14
300 400
3470a G15
6
4
100 200 500
2
0
12
BOOST PIN CURRENT (mA)
CATCH DIODE CURRENT (mA)
0
SCHOTTKY V
F
(V)
0.4
0.6
400
3470a G16
0.2
0
100
200
300
1.0
0.8
LOAD CURRENT (mA)
0
3.0
INPUT VOLTAGE (V)
3.5
4.0
4.5
5.0
5.5
6.0
50 100 150 200 250
3470a G18
T
A
= 25°C
V
IN
TO RUN/START
LOAD CURRENT (mA)
0
INPUT VOLTAGE (V)
6
7
250
3470a G19
5
4
50
100
150 200
8
T
A
= 25°C
V
IN
TO RUN/START
T
A
= 25°C unless otherwise noted.