參數(shù)資料
型號(hào): SG1845L
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類(lèi): 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, CQCC20
封裝: HERMETIC SEALED, CERAMIC, LCC-20
文件頁(yè)數(shù): 10/12頁(yè)
文件大?。?/td> 216K
代理商: SG1845L
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(guān)PDF資料
PDF描述
SG1845Y CURRENT MODE PWM CONTROLLER
SG1844 CURRENT MODE PWM CONTROLLER
SG1844J CURRENT MODE PWM CONTROLLER
SG1844L CURRENT MODE PWM CONTROLLER
SG1844Y CURRENT MODE PWM CONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SG1845L/883B 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER
SG1845L/DESC 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER
SG1845L-883B 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWMS - Bulk
SG1845L-DESC 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWM CNTRLR 200MA 8CDIP - Rail/Tube
SG1845Y 功能描述:IC PWM CURRENT MODE 8-DIP RoHS:否 類(lèi)別:集成電路 (IC) >> PMIC - AC-DC 轉(zhuǎn)換器,離線開(kāi)關(guān) 系列:- 標(biāo)準(zhǔn)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(yīng)商設(shè)備封裝:6-TSOP 包裝:帶卷 (TR)