參數(shù)資料
型號: R5210D22C-TR-FA
廠商: RICOH COMPANY LTD
元件分類: 穩(wěn)壓器
英文描述: 0.8 A SWITCHING REGULATOR, PDSO6
封裝: HSON-6
文件頁數(shù): 12/13頁
文件大小: 142K
代理商: R5210D22C-TR-FA
R5210x
8
Discontinuous Conduction Mode and Continuous Conduction Mode
7KH PD[LPXP YDOXH ,/PD[ DQG WKH PLQLPXP YDOXH ,/PLQ FXUUHQW ZKLFK IORZ WKURXJK WKH LQGXFWRU LV WKH VDPH
DVWKRVH ZKHQ /[7UWXUQVRQDQG ZKHQLW WXUQVRII
7KHGLIIHUHQFHEHWZHHQ,/PD[DQG,/PLQZKLFKLV UHSUHVHQWHG E\ ,
, ,/PD[,/PLQ 9287×WRSHQ/ 9,19287 ×WRQ/(TXDWLRQ
:KHUH 7 IRVF WRQWRII
GXW\
WRQ7× WRQ×IRVF×
WRSHQ≤WRII
,Q (TXDWLRQ 9287×WRSHQ/ DQG 9,19287 ×WRQ/ DUH UHVSHFWLYHO\ VKRZQ WKH FKDQJH RI WKH FXUUHQW DW 21 DQG WKH
FKDQJHRIWKHFXUUHQWDW2))
:KHQ WKH RXWSXW FXUUHQW ,287 LV UHODWLYHO\ VPDOO WRSHQ WRII DV LOOXVWUDWHG LQ WKH DERYH GLDJUDP ,Q WKLV FDVH WKH
HQHUJ\ LV FKDUJHG LQ WKH LQGXFWRU GXULQJ WKH WLPH SHULRG RI WRQ DQG LV GLVFKDUJHG LQ LWV HQWLUHO\ GXULQJ WKH WLPH SHULRG
RI WRII WKHUHIRUH ,/PLQ EHFRPHV WR ]HUR ,/PLQ :KHQ ,287 LV JUDGXDOO\ LQFUHDVHG HYHQWXDOO\ WRSHQ EHFRPHV WR
WRII WRSHQ WRII DQG ZKHQ ,287 LV IXUWKHU LQFUHDVHG ,/PLQ EHFRPHV ODUJHU WKDQ ]HUR ,/PLQ! 7KH IRUPHU PRGH LV
UHIHUUHG WRDVWKH GLVFRQWLQXRXV PRGHDQGWKHODWWHU PRGHLV UHIHUUHGWR DVFRQWLQXRXVPRGH
,QWKHFRQWLQXRXV PRGH ZKHQ(TXDWLRQLVVROYHGIRUWRQDQGDVVXPHGWKDWWKHVROXWLRQLVWRQF
WRQF 7×92879,1(TXDWLRQ
:KHQWRQWRQFWKH PRGH LVWKH GLVFRQWLQXRXV PRGHDQG ZKHQWRQ WRQFWKHPRGH LVWKHFRQWLQXRXV PRGH
OUTPUT CURRENT AND SELECTION OF EXTERNAL COMPONENTS
:KHQ/[7U LV21
:KHUHLQ 5LSSOH &XUUHQW 33 YDOXH LV GHVFULEHG DV ,53 21 UHVLVWDQFH RI /; 7U LV GHVFULEHG DV 53 WKH GLUHFW FXUUHQW
RIWKHLQGXFWRULVGHVFULEHGDV5/
9,1 9287 53 5/ ×,287 /×,53WRQ (TXDWLRQ
:KHQ/[7U LV2))
/×,53WRII 9) 9287 5/×,287 (TXDWLRQ
3XW(TXDWLRQWR(TXDWLRQDQG VROYHIRU21 GXW\ WRQWRIIWRQ '21
'21 9287 9) 5/×,287 9,1 9)53×,287 (TXDWLRQ
5LSSOH&XUUHQWLVDVIROORZV
,53 9,1928753×,2875/×,287 ×'21I/(TXDWLRQ
:KHUHLQSHDNFXUUHQWWKDWIORZVWKURXJK//[7U DQG 6'LVDVIROORZV
,/PD[ ,287 ,53(TXDWLRQ
&RQVLGHU,/PD[ FRQGLWLRQRILQSXWDQGRXWSXWDQG VHOHFWH[WHUQDOFRPSRQHQWV
# 7KHDERYHH[SODQDWLRQ LVGLUHFWHGWRWKHFDOFXODWLRQ LQDQ LGHDOFDVH LQFRQWLQXRXVPRGH
相關(guān)PDF資料
PDF描述
R5210D31C-TR 0.8 A SWITCHING REGULATOR, PDSO6
R5210N17C-TR 0.8 A SWITCHING REGULATOR, PDSO6
R5210D25C-TR 0.8 A SWITCHING REGULATOR, PDSO6
R5210D21C-TR-FA 0.8 A SWITCHING REGULATOR, PDSO6
R5210D24C-TR-FA 0.8 A SWITCHING REGULATOR, PDSO6
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R5210N001C-TR 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller
R5210X 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-down DC/DC Converter with VR and Reset
R5210XXXXC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Power Management ICs
R5212D 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-down DC/DC Converter with VR and Reset
R5212D011A 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-down DC/DC Converter with VR and Reset