參數(shù)資料
型號: LM2587T-3.3
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SIMPLE SWITCHER 5A Flyback Regulator
中文描述: 5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PSFM5
封裝: BENT STAGGERED, TO-220, 5 PIN
文件頁數(shù): 14/26頁
文件大?。?/td> 676K
代理商: LM2587T-3.3
Typical Flyback Regulator Applications
(Continued)
Transformer Selection (T)
Figure 13lists the standard transformers available for flyback 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 currents for each circuit.
DS012316-18
FIGURE 12. Triple-Output Flyback Regulator
Applications
Transformers
V
IN
V
OUT1
I
OUT1
(Max)
N
1
V
OUT2
I
OUT2
(Max)
N
2
V
OUT3
I
OUT3
(Max)
N
3
Figure 7
T1
4V–6V
3.3V
1.8A
1
Figure 8
T1
4V–6V
5V
1.4A
1
Figure 9
T1
8V–16V
12V
1.2A
1
Figure 10
T2
4V–6V
12V
0.3A
2.5
12V
0.3A
2.5
Figure 11
T3
18V–36V
12V
1A
0.8
12V
1A
0.8
Figure 12
T4
18V–36V
5V
2.5A
0.35
12V
0.5A
0.8
12V
0.5A
0.8
FIGURE 13. Transformer Selection Table
www.national.com
14
相關PDF資料
PDF描述
LM2587T-5.0 SIMPLE SWITCHER 5A Flyback Regulator
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相關代理商/技術參數(shù)
參數(shù)描述
LM2587T-5.0 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2587T-5.0/NOPB 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2587T50 制造商:Texas Instruments 功能描述:SWITCHING REG 5A 5.0V 2587 TO-220
LM2587T-ADJ 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2587T-ADJ 制造商:Texas Instruments 功能描述:SWITCHING REG 5A ADJ 2587 TO2205