English
Language : 

CMPWR163-33 Datasheet, PDF (1/9 Pages) California Micro Devices Corp – Micropower, 150mA / 3.3V Low Dropout CMOS Regulator
&03:5
0LFURSRZHU P$  9 /RZ 'URSRXW &026 5HJXODWRU
)HDWXUHV
‡ 5HJXODWHG 9 RXWSXW
‡ 'HOLYHUV XS WR P$ RXWSXW FXUUHQW
‡ 9HU\ ORZ GURSRXW P9 DW P$
‡ /RZ TXLHVFHQW RSHUDWLQJ FXUUHQW µ$
‡ ³=HUR´ GLVDEOH PRGH FXUUHQW FRQVXPSWLRQ
‡ 7KHUPDO RYHUORDG SURWHFWLRQ
‡ )ROGEDFN RYHUORDG FXUUHQW SURWHFWLRQ
‡ ƒ& WR ƒ& WHPSHUDWXUH RSHUDWLRQ
‡ 7KHUPDOO\ HQKDQFHG 0623 DQG 627
SDFNDJH RSWLRQV
$SSOLFDWLRQV
‡ &RPSDFW)ODVK PHPRU\ FDUGV
‡ %DWWHU\3RZHUHG 'HYLFHV
‡ 3& &DUGV
‡ 3HULSKHUDO $GDSWHU &DUGV
‡ :LUHOHVV +DQGVHWV
‡ 3'$V+DQGKHOG 3&V
3URGXFW 'HVFULSWLRQ
7KH &03:5 LV D YHU\ ORZ GURSRXW UHJXODWRU
WKDW GHOLYHUV XS WR P$ RI ORDG FXUUHQW DW D IL[HG
9 RXWSXW ZKHQ SRZHUHG IURP 9  7KH GURSRXW
FKDUDFWHULVWLFV RI WKH GHYLFH DOVR DOORZV LW WR EH SRZ
HUHG IURP D 9 VXSSO\ LQ ZKLFK FDVH WKH GHYLFH VLP
SO\ DSSHDUV DV D ORZ UHVLVWDQFH VZLWFK  RKP 
$ GHGLFDWHG FRQWURO LQSXW (1 DFWLYH KLJK SURYLGHV
SRZHUXS VHTXHQFLQJ IOH[LELOLW\ :KHQ WKLV LQSXW LV
WDNHQ ORZ WKH UHJXODWRU LV GLVDEOHG ,Q WKLV VWDWH WKH
VXSSO\ FXUUHQW ZLOO GURS WR QHDU ]HUR $Q LQWHUQDO GLV
FKDUJH 026)(7 Ω LPSHGDQFH ZLOO IRUFH WKH RXW
SXW WR JURXQG ZKHQHYHU WKH GHYLFH KDV EHHQ
VKXWGRZQ
7KH &03:5 LV IXOO\ SURWHFWHG RIIHULQJ ERWK
RYHUORDG FXUUHQW OLPLWLQJ DQG KLJK WHPSHUDWXUH WKHUPDO
VKXWGRZQ
7ZR SDFNDJH RSWLRQV DUH DYDLODEOH−D SLQ 627 DQG
D VSDFH VDYLQJ SLQ 0623 SDFNDJH WKHUPDOO\
HQKDQFHG WKURXJK XVH RI DQ LQWHJUDO OHDGIUDPH WR
HQVXUH PD[LPXP MXQFWLRQ WR DPELHQW SRZHU GLVVLSD
WLRQ
7\SLFDO $SSOLFDWLRQ &LUFXLW
6LPSOLILHG (OHFWULFDO 6FKHPDWLF
&03:5
‹ 2002 California Micro Devices Corp. All rights reserved.
08/29/02 430 N. McCarthy Blvd., Milpitas, CA 95035-5112 L Tel: 408.263.3214 L Fax: 408.263.7846 L www.calmicro.com
1