參數資料
型號: SG2844N
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, PDIP14
封裝: PLASTIC, DIP-14
文件頁數: 10/12頁
文件大?。?/td> 216K
代理商: SG2844N
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
相關PDF資料
PDF描述
SG2844Y CURRENT MODE PWM CONTROLLER
SG2845D CURRENT MODE PWM CONTROLLER
SG2845DM CURRENT MODE PWM CONTROLLER
SG2845J CURRENT MODE PWM CONTROLLER
SG2845M CURRENT MODE PWM CONTROLLER
相關代理商/技術參數
參數描述
SG2844Y 制造商:Microsemi Corporation 功能描述:SG2844Y - Bulk
SG2845D 制造商:Microsemi Corporation 功能描述:SG2845D - Bulk
SG2845DM 功能描述:IC PWM CURRENT MODE 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - AC-DC 轉換器,離線開關 系列:- 標準包裝:3,000 系列:- 輸出隔離:隔離 頻率范圍:61kHz ~ 71kHz 輸入電壓:9.4 V ~ 28 V 輸出電壓:12V 功率(瓦特):- 工作溫度:-40°C ~ 125°C 封裝/外殼:SC-74,SOT-457 供應商設備封裝:6-TSOP 包裝:帶卷 (TR)
SG2845J 制造商:Microsemi Corporation 功能描述:SG2845J - Bulk
SG2845M 功能描述:IC PWM CURRENT MODE 8DIP RoHS:是 類別:集成電路 (IC) >> PMIC - AC-DC 轉換器,離線開關 系列:- 標準包裝:3,000 系列:- 輸出隔離:隔離 頻率范圍:61kHz ~ 71kHz 輸入電壓:9.4 V ~ 28 V 輸出電壓:12V 功率(瓦特):- 工作溫度:-40°C ~ 125°C 封裝/外殼:SC-74,SOT-457 供應商設備封裝:6-TSOP 包裝:帶卷 (TR)