LT3470E データシートの表示（PDF） - Linear Technology
部品番号
コンポーネント説明
メーカー
LT3470E Datasheet PDF : 20 Pages
| |||
LT3470
Typical Performance Characteristics
Efficiency, VOUT = 3.3V
90
L = TOKO D52LC 47µH
TA = 25°C
80
VIN = 12V
VIN = 7V
70
VIN = 24V VIN = 36V
60
Efficiency, VOUT = 5V
90
L = TOKO D52LC 47µH
TA = 25°C
80
VIN = 12V
70
VIN = 24V
60
VIN = 36V
VFB vs Temperature
1.260
1.255
1.250
50
50
1.245
40
40
30
0.1
1
10
LOAD CURRENT (mA)
100
3470 G01
30
0.1
1
10
LOAD CURRENT (mA)
100
3470 G02
1.240
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3470 G03
Top and Bottom Switch Current
Limits (VFB = 0V) vs Temperature
400
350
300
250
200
150
100
50
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3470 G04
VIN Quiescent Current
vs Temperature
50
40
BIAS < 3V
30
20
10
BIAS > 3V
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3470 G05
BIAS Quiescent Current
(Bias > 3V) vs Temperature
30
25
20
15
10
5
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3470 G06
4
SHDN Bias Current
vs Temperature
9
8
VSHDN = 36V
7
6
5
4
3
2
VSHDN = 2.5V
1
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3470 G07
FB Bias Current (VFB = 1V)
vs Temperature
60
50
40
30
20
10
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3470 G08
3470fd
Share Link: 