lt3470a Linear Technology Corporation, lt3470a Datasheet - Page 5

• Manufacturer Part Number: lt3470a
• Description: Micropower Buck Regulator With Integrated Boost And Catch Diodes
• Manufacturer: Linear Technology Corporation

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