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參數(shù)資料
| 型號： | EL7464CRE-T13 |
| 英文描述： | Monolithic 4 Amp DC:DC Step-down Regulator |
| 中文描述： | 單片4安培直流：DC降壓穩(wěn)壓器 |
| 文件頁數(shù)： | 15/18頁 |
| 文件大小： | 1196K |
| 代理商： | EL7464CRE-T13 |
6
EL7564C
Monolithic 4 Amp DC:DC Step-down Regulator
E
L
75
64
C
Typical Performance Curves
Oscillator Frequency vs Temperature
360
280
350
340
330
320
310
290
-40
80
-20
20
40
60
Temperature (°C)
Os
ci
lla
to
rF
re
qu
en
cy
(K
Hz
)
0
300
IO=0A
IO=4A
Switching Frequency vs COSC
1000
100
900
800
700
500
300
200
100
1000
200
400
600
800
COSC (pF)
F S
(K
H
z)
900
300
500
700
600
400
VTJ vs Junction Temperature
1.5
0.9
1.3
1.1
0
150
25
Junction Temperature (°C)
VT
J
125
50
75
100
*
θJA vs Copper Area
(20-Pin SO Package)
50
30
46
42
38
34
1
4
1.5
2.5
3.5
PCB Copper Heat-Sinking Area (in2)
Th
er
m
al
R
es
is
ta
nc
e
(°
C/
W
)
2
3
with no airflow
with 100 LFPM airflow
Switching Waveforms
VIN=5V, VO=3.3V, IO=4A
VIN
VLX
iL
VO
Chip in the center of copper area
Test Condition:
1 oz. copper PCB used
Current Limit vs TJ
8
3
7
6
5
4
-40
120
-20
40
100
TJ (°C)
I L
M
T
(A
)
0
80
60
20
VIN=4.5V
VIN=5.5V
VIN=5V
*Note: The 28-Pin HTSSOP Package Offers Improved Performance
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