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參數(shù)資料
| 型號： | SG1844Y |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | CURRENT MODE PWM CONTROLLER |
| 中文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | HERMETIC SEALED, CERAMIC, DIP-8 |
| 文件頁數(shù)： | 10/12頁 |
| 文件大?。?/td> | 216K |
| 代理商： | SG1844Y |
C
U R R E N T
-M
O D E
PWM C
O N T R O L L E R
SG1844/SG1845 Series
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
Copyright 2000
Rev. 1.4 4/00
10
P
R O D U C T I O N
D
A T A
S
H E E T
A P P L I C AT I O N I N F O R M AT I O N
OSCILLATOR
The oscillator of the 1844/45 family of PWM's is programmed by
the external timing components (RT, CT) as shown in Figure 13.
FIGURE 12
— OSCILLATOR TIMING CIRCUIT
V
REF
R
T
/C
T
GND
R
T
C
T
FIGURE 13
— OSCILLATOR FREQUENCY vs. R
T
FOR VARIOUS C
T
100K
1K
100
10K
R
T
Oscillator Frequency - (Hz)
100K
1K
10K
1M
10F
47n
22F
10F
47F
22F
1F
F
≈
where R
T
≥
5k
1.86
R
T
C
T
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| SG1845J | CURRENT MODE PWM CONTROLLER |
| SG2846 | CURRENT MODE PWM CONTROLLER |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SG1844Y/883B | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
| SG1844Y/DESC | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
| SG1844Y-883B | 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWMS - Bulk 制造商:Microsemi Corporation 功能描述:IC REG CTRLR FLYBK ISO PWM 8CDIP |
| SG1844Y-DESC | 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWM CNTRLR 200MA 8CDIP - Rail/Tube 制造商:Microsemi Corporation 功能描述:IC REG CTRLR FLYBK ISO PWM 8CDIP |
| SG1845 | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
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