參數(shù)資料
型號: LM2588T-12/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 9.5 A SWITCHING REGULATOR, 200 kHz SWITCHING FREQ-MAX, PSFM7
封裝: LEAD FREE, BENT STAGGERED, TO-220, 7 PIN
文件頁數(shù): 8/30頁
文件大?。?/td> 1280K
代理商: LM2588T-12/NOPB
Typical Flyback Regulator Applications (Continued)
TRANSFORMER SELECTION (T)
Figure 13 lists the standard transformers available for fly-
back regulator applications. Included in the table are the
turns ratio(s) for each transformer, as well as the output
voltages, input voltage ranges, and the maximum load cur-
rents for each circuit.
01242030
FIGURE 12. Triple-Output Flyback Regulator
Applications
Transformers
T1
T2
T3
T4
V
IN
4V–6V
8V–16V
4V–6V
18V–36V
V
OUT1
3.3V
5V
12V
5V
I
OUT1 (Max)
1.8A
1.4A
1.2A
0.3A
1A
2.5A
N
1
2.5
0.8
0.35
V
OUT2
12V
I
OUT2 (Max)
0.3A
1A
0.5A
N
2
2.5
0.8
V
OUT3
12V
I
OUT3 (Max)
0.5A
N
3
0.8
FIGURE 13. Transformer Selection Table
LM2588
www.national.com
16
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