Linear Technology DC2530A, Демонстрационное руководство, Страница: 2 / 8

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dc2530af
DEMO MANUAL DC2530A
DESCRIPTION
Figure 1. LT8640S Demo Circuit DC2530A Efficiency vs
Load Current (Input from VIN Terminal)
Figure 2. LT8640S Demo Circuit DC2530A
Temperature Rising vs Input Voltage
V
OUT
= 5V
POWER LOSS
f
SW
= 2MHz
SYNC/MODE = GND
EFFICIENCY
V
IN
= 12V
V
IN
= 24V
LOAD CURRENT (A)
0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
60
65
70
75
80
85
90
95
100
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
EFFICIENCY (%)
POWER LOSS (W)
dc2530 F01
V
OUT
= 5V
f
SW
= 2MHz
I
OUT
= 6A
I
OUT
= 5A
I
OUT
= 4A
INPUT VOLTAGE (V)
6 12 18 24 30 36 42
0
10
20
30
40
50
60
70
80
90
100
TEMPERA
TURE RISING (°C)
dc2530 F02