MAX1821 Datasheet

IC型號：
MAX1821
PDF描述：
WCDMA Cellular Phone 600mA Buck Regulators
文件大小：
766.81KB
芯片廠家：
Maxim

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上傳產(chǎn)品規(guī)格書

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19-2011; Rev 0; 5/01

KIT

ATION

EVALU

AVAILA

WCDMA銈匯儷銉╅浕瑭辯敤600mA

銉愩儍銈儸銈儱銉兗銈?/div>

鐗歸暦

_______________________________

鈾?/div>

鍕曠殑鍙鍑哄姏錛?.4V鈭?.4V(MAX1820)

鈾?/div>

璦畾鍙拷½銇浐瀹氬嚭鍔涳細(xì)1.25V鈭?.5V(MAX1821)

鈾?/div>

13MHz澶栭儴銈儹銉冦偗銇悓鏈?MAX1820X)

鈾?/div>

19.8MHz澶栭儴銈儹銉冦偗銇悓鏈?MAX1820Y)

鈾?/div>

闈炲悓鏈熴伄1MHz鍐呴儴鐧烘尟鍣?MAX1820Z)

鈾?/div>

錕?frac12;錕借嚜宸辨秷璨婚浕嫻?/div>

銈廣偔銉冦儣銉兗銉夋檪錛?80碌A(chǔ)(typ)

銈楓儯銉冦儓銉€銈︺兂銉兗銉夋檪錛?.1碌A(chǔ)(typ)

鈾?/div>

澶栦粯錕斤拷錕姐儳銉冦儓銈儉銈ゃ偑銉箋儔涓嶈

鈾?/div>

淇濊鍑哄姏闆繪祦錛?00mA

鈾?/div>

銉囥儱銉箋儐銈ｃ偟銈ゃ偗銉嫊錕?frac12;錕斤細(xì)0%鈭?00%

鈾?/div>

600mA璨犺嵎銇亰銇戙倠銉夈儹銉冦儣銈偊銉堬細(xì)150mV

(澶栭儴銈ゃ兂銉€銈偪銇甊

銈掑惈銈€)

鈾?/div>

銉戙儍銈便兗銈革細(xì)碌MAX鍙堛伅UCSP

姒傝

_______________________________

MAX1820/MAX1821銇€乄CDMA銈匯儷銉╅浕瑭辯敤PA銇?/div>

銇浕婧愪緵緄︺伀鏈€閬╁寲銇曘倢銇燂拷½錕姐儔銉儍銉椼偄銈︺儓銆併儜銉偣

騫呭瑾?PWM)DC-DC銉愩儍銈儸銈儱銉兗銈褲仹銇欍€傘亾銈屻倝

銇儑銉愩偆銈廣伅銆侀珮鍔圭巼銇屽劒鍏堛仌銈屻倠浠栥伄澶氥亸銇偄銉椼儶

銈便兗銈楓儳銉熾伀銈傞仼銇椼仸銇勩伨銇欍€傞浕婧愰浕鍦х瘎鍥層伅2.6V鈭?/div>

5.5V銇с€佸嚭鍔涢浕嫻?00mA銇屼繚璦箋仌銈屻仸銇勩伨銇欍€侾WM

銈廣偆銉冦儊銉熾偘銇?MHz銇с亗銈嬨仧銈佸浠橀儴鍝併倰灝忓瀷鍖栥仹銇嶃倠

涓娿€併偣銈儍銉椼儮銉箋儔銇倛銈婏拷½璨犺嵎鏅傘伄鑷繁娑堣不闆繪祦銈?/div>

180碌A(chǔ)銇拷½錕芥笡銇椼伨銇欍€?/div>

MAX1820銇€?.4V鈭?.4V銇瘎鍥層伄鍙鍑哄姏闆誨湩銈掑嫊鐨?/div>

鍒跺盡銇倛銈婁緵緄︺仐銇俱仚銆傚洖璺伅銆侀浕鍦у強(qiáng)銇抽浕嫻併伄銉曘儷

銈廣偙銉箋儷銇鍖栥伀瀵俱仐銇︺€?0碌s浠ュ唴銇嚭鍔涢浕鍦с倰銈匯儓

銉兂銈般仚銈嬨倛銇嗚ō璦堛仌銈屻仸銇勩伨銇欍€侻AX1821銇€?/div>

1.25V鈭?.5V銇瘎鍥層仹銇┿伄鍥哄畾鍑哄姏闆誨湩銇с倐渚涚鄲銇欍倠

銈堛亞銇閮ㄦ姷鎶椼仹璦畾銇曘倢銇俱仚銆?/div>

MAX1820/MAX1821銇€併偑銉蟲姷鎶椼伄灝忋仌銇凪OSFET

銈廣偆銉冦儊鍙?qiáng)銇冲悓鏈熸暣娴佸櫒銈掑唴钄?shù)銇椼仸銇勩倠銇熴倎銆佹渶澶с伄

鍔圭巼銇ㄦ渶灝忛檺銇浠橀儴鍝佺偣鏁般倰瀹熺従銇椼伨銇欍€傚張銆?/div>

100%銉囥儱銉箋儐銈ｃ偟銈ゃ偗銉嫊錕?frac12;錕姐伀銈堛倞銆?00mA銇矤鑽?/div>

銇亰銇勩仸鍍呫亱150mV銇ㄣ亜銇嗭拷½錕姐儔銉儍銉椼偄銈︺儓(澶栭儴

銈ゃ兂銉€銈偪銇姷鎶椼倰鍚個)銇屽彲錕?frac12;銇ㄣ仾銇ｃ仸銇勩伨銇欍€傘亾銇?/div>

銉囥儛銈ゃ偣銇€?/div>

10銉斻兂碌MAX鍙?qiáng)銇抄憛灏忓?脳4銉併儍銉椼偣銈便兗銉?/div>

(UCSP )銉戙儍銈便兗銈搞仹鎻愪緵銇曘倢銇︺亜銇俱仚銆?/div>

MAX1820/MAX1821

妯欐簴鍕曪拷½錕藉洖璺?/div>

________________________

INPUT

2.6V TO

5.5V

4.7碌H

BATT

SHDN

OUT

PGND

13MHz

19.8MHz

OUT

CONTROL

DAC

MAX1820

COMP

SYNC

DYNAMIC

OUTPUT

0.4V TO 3.4V

4.7碌F

銈儣銉偙銉箋偡銉с兂_____________________

WCDMA銈匯儷銉╅浕瑭便伄銉戙儻銉箋偄銉熾儣

PDA銆併儜銉箋儬銉堛儍銉楀強(qiáng)銇熾儙銉箋儓銉栥儍銈偝銉熾償銉ャ兗銈?/div>

銉?yōu)銈ゃ偗銉儣銉倕R儍銈點伄銈熾偄闆繪簮

銉囥偅銈搞偪銉偒銉°儵

PCMCIA鍙?qiáng)銇炽儘銉冦儓銉児{偗銈兗銉?/div>

銉忋兂銉夈儤銉儔璦堝櫒

妯欐簴鍕曪拷½錕藉洖璺伅銉囥兗銈褲偡銉箋儓銇渶寰屻伀綞氥亶銇俱仚銆?/div>

銉斻兂閰嶏拷½錕姐伅銉囥兗銈褲偡銉箋儓銇渶寰屻伀璦樿級銇曘倢銇︺亜銇俱仚銆?/div>

UCSP銇疢axim Integrated Products, Inc.銇晢妯欍仹銇欍€?/div>

REF

SKIP

GND

鍨嬬暘_______________________________________________________________________

PART

MAX1820ZEBC*

MAX1820YEBC*

MAX1820XEBC*

MAX1820ZEUB

MAX1820YEUB*

MAX1820XEUB*

MAX1821EBC*

MAX1821EUB

SYNC

FREQ. (MHz)

No Sync

19.8

No Sync

19.8

No Sync

OUTPUT VOLTAGE

Dynamic

Programmable

TEMP. RANGE

-40擄C to +85擄C

PIN-PACKAGE

3x4 UCSP

碌MAX

3x4 UCSP

碌MAX

UCSP MARK

AAB

AAL

AAM

鈥?/div>

AAC

鈥?/div>

闁嬬櫤涓伄錕?frac12;鍝併伄浠曟銇€佺櫤澹插墠銇鏇淬仌銈屻倠鍙拷½鎬с亴銇傘倞銇俱仚銆傦拷錕藉２鏅傛湡銇仱銇勩仸銇亰鍟忋亜鍚堛倧銇涗笅銇曘亜銆?/div>

________________________________________________________________

Maxim Integrated Products

鏈儑銉箋偪銈楓兗銉堛伀璦樿級銇曘倢銇熷唴瀹廣伅銆佽嫳瑾炪伀銈堛倠銉?yōu)銈倵鲀牻C俱伄鍏紡銇儑銉箋偪銈楓兗銉堛倰緲昏ǔ銇椼仧銈傘伄銇с仚銆傜炕璦熾伀銈堛倞鐢熴仒銈嬬浉閬曞強(qiáng)銇寵銈娿伀

銇ゃ亜銇︺伄璨換銇矤銇勩亱銇伨銇欍€傛紕恒仾鍐呭銇妸鎻°伀銇優(yōu)銈偡銉犵ぞ銇嫳瑾炪伄銉囥兗銈褲偡銉箋儓銈掋仈鍙傜収涓嬨仌銇勩€?/div>

鐒℃枡銈點兂銉椼儷鍙?qiáng)銇虫渶鏂扮増銉囥兗銈褲偡銉箋儓銇叆鎵嬨伀銇優(yōu)銈偡銉犵ぞ銇儧銉箋儬銉氥兗銈搞倰銇斿埄鐢ㄤ笅銇曘亜銆倃ww.maxim-ic.com

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