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參數(shù)資料
| 型號： | PKF4928ASI |
| 廠商： | ERICSSON POWER MODULES AB |
| 元件分類： | 電源模塊 |
| 英文描述： | 2-OUTPUT 9.43 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | 8 MM HEIGHT, POWER, MODULE-18 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大?。?/td> | 520K |
| 代理商： | PKF4928ASI |
5
EN/LZT 146 99 R1A Ericsson Microelectronics AB, June 2001
Typical Characteristics
Power derating
Temperature coefficient
Turn-on/turn-off input voltage
Efficiency (typ) @ TA = +25°C
Cross regulation output 1 (3.3V)
Cross regulation output 2 (5V)
EMC Specifications
During EMC measurements the PKF module is measured directly.
The fundamental switching frequency is 510 kHz ±5% @
IO = (0.1…1.0) × IOmax.
Conducted EMI (input teminals)
External Filter (class B)
Required external input filter in order to meet class B in EN
55022, CISPR 22 and FCC part 15J.
L1 = 51H ( Recommended part: Siemens B82790-S0513 )
L2 = 10H
C1, C2, C3 = 0.68 F
C4 = 22F
C5, C6 = 10nF
+
-
Supply
voltage
L1
C2
C3
C6
C5
C4
C1
L2
pin 18
pin 17
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.3
2.5
74
76
78
80
82
84
Load Current (A)
Efficiency
(%)
Max
output
power
(W)
Case temperature (C)
4
12
8
16
0
+100
+110
+120
+80
+90
-30
-40
-50
0
0.1
0.2
0.3
0.4
0.5
0.6
0
0.5
1.0
1.5
2.0
2.5
Output
1
(3.3V)
(A)
Output 2 (5V) (A)
Operating area
for ± 4% tolerance
-40
-20
0
20
40
60
80
100
3,18
3,20
3,22
3,24
3,26
3,28
3,30
3,32
3,34
Output
voltage
(V)
Case temperature (C)
-30
-15.6
-1.2
13.1
27.5
41.8
56.2
70.6
85
32
33
34
35
36
37
38
Turn-on
Turn-off
Turn-on/Tur-off
voltage
Case temperature (C)
0
0.1
0.2
0.3
0.4
0.5
0.6
0
0.5
1.0
1.5
2.0
2.5
Output
1
(3.3V)
(A)
Output 2 (5V) (A)
Operating area
for ± 4% tolerance
PKF 4928 A without filter
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