|
Details, datasheet, quote on part number:TPS62208DBVR
| |
Datasheet text preview:
detaroprocnI stnemurtsnI saxeT ,40022002 © thgirypoC
.sretemarap lla fo gnitset edulcni ylirassecen ton seod gnissecorp noitcudorP .ytnarraw dradnats stnemurtsnI saxeT eht fo smret eht rep snoitacificeps ot mrofnoc stcudorP .etad noitacilbup fo sa tnerruc si noitamrofni ATAD NOITCUDORP
.teehs atad siht fo dne eht ta sraeppa otereht sremialcsid dna stcudorp rotcudnocimes stnemurtsnI saxeT fo snoitacilppa lacitirc ni esu dna ,ytnarraw dradnats ,ytilibaliava gninrecnoc eciton tnatropmi na taht erawa eb esaelP
tnempiuqE elbatroP sreyalP aideM elbatroP saremaC latigiD ylppuS PSD rewoP woL senohP tramS ,senohP ralulleC CP tekcoP dna sADP
SNOITACILPPA
· · · · · · · · · · · ·
.sroticapac tuptuo dna tupni cimarec llams htiw noital -uger daol dna enil roirepus seveihca emehcs lortnoc edom egatlov esnopser tsaf decnavda nA .deveihca eb nac ezis noitulos metsys muminim a ,egakcap 32TOS ynit eht htiw rehtegoT .stnenopmoc lanretxe llams eerht ylno sdeen x0226SPT ehT .egnar tnerruc daol eritne eht revo ycneiciffe tsehgih eht seveihca ti erofereht ;Aµ 51 ylno yllacipyt si tnerruc tnecseiuq eht dna decuder si ycneuqerf gnihctiws eht ;noitarepo edom evas rewop eht sretne trap eht ,stnerruc daol thgil tA .zHM 1 yllacipyt fo ycneuqerf gnihctiws dexif a htiw etarepo secived eht ,tnerruc daol lanimon rednU .senohp trams dna ,sCP tekcop ,sADP ni desu srossecorp dna sPSD egatlov wol rewop ot laedi era secived eht ,tnerruc tuptuo Am 003 ot pu dna V 7.0 ot nwod V 0.6 fo egnar egatlov tuptuo na htiW .liar egatlov V-5 ro V-3.3 dradnats a morf etarepo ot elbatius osla era secived ehT .seirettab dCiN/HMiN llec-3 ro noI-iL llec-1 yb derewop smetsys elbatrop rof detius yllaedi sretrevnoc nwod-pets suonorhcnys ycneiciffe-hgih fo ylimaf a era secived x0226SPT ehT
NOITPIRCSED
egakcaP 32TOS niP-5 yniT a ni elbaliavA gninoitisoP egatloV-tuptuO cimanyD noitarepO tuoporD-woL elcyC ytuD %001 tratS tfoS tnerruC tnecseiuQ lacipyT Aµ-51 edoM evaS rewoP ot euD egnaR tnerruC daoL ediW revO ycneiciffE tsehgiH noitarepO MWP ycneuqerF dexiF zHM 1 tnerruC tuptuO Am 003 ot pU elbaliavA snoitpO egatloV tuptuO dexiF IV ot V 7.0 morF egnaR egatloV tuptuO elbatsujdA egnaR egatloV tupnI V 0.6 ot V 5.2 ycneiciffE %59 ot pu htiW retrevnoC nwoD-petS suonorhcnyS ycneiciffE hgiH
SERUTAEF
RETREVNOC CD-CD ,NWOD-PETS 32TOS ,YCNEICIFFE-HGIH
80226SPT ,50226SPT ,40226SPT 70226SPT ,30226SPT ,20226SPT 10226SPT ,00226SPT
www.ti.com
4002 YAM DESIVER 2002 HCRAM D714SVLS
VI 2.5 V - 6 V
TPS62202
L1 5 10 µH
VO 1.8 V / 300 mA
Efficiency - %
C1 4.7 µF
1
2
3
EN
GND
VI
SW
FB
4
C2 10 µF
100
40 0.010 45 50 55 60 65 70 75 80 85 90 95
VI = 2.7 V
VO = 1.8 V
0.100
IL -Load Current - mA
EFFICIENCY vs LOAD CURRENT
VI = 5 V
1
VI = 3.7 V
10
100
1000
)noisreV egatloV tuptuO dexiF( noitacilppA lacipyT .1 erugiF
· · · · · ·
2
nip egatlov ylppuS .sehctiws TEFSOM lanretni eht ot detcennoc si dna nip hctiws eht si nip sihT .nip siht ot rotcudni eht tcennoC dnuorG .noisrev elbatsujda eht rof delbasid si redivid egatlov lanretni ehT .nip siht ot detcennoc si redivid rotsiser lanretxe na noisrev elbatsujda eht roF .desu si noisrev egatlov tuptuo dexif eht fi tuptuo eht ot yltcerid nip siht tcennoC .ecived eht fo nip kcabdeef eht si sihT .detanimret eb tsum dna gnitaolf tfel eb ton tsum nip sihT .ecived eht selbane niV ot nip siht gnilluP .edom nwodtuhs otni ecived eht secrof dnuorg ot nip siht gnilluP .ecived eht fo nip elbane eht si sihT NOITPIRCSED
I O/I
1 5 2
IV
WS DNG
I I O/I
4 3 .ON LANIMRET
BF NE EMAN
snoitcnuF lanimreT
strap 052 fo seititnauq redro ot )TVBD( xiffus T ddA .strap 0003 fo seititnauq redro ot )RVBD( xiffus R ddA .leer dna epat ni elbaliava si egakcap VBD ehT INHP ITHP WLA IMHP ISHP ILHP IGJP IKHP LOBMYS VBD30226SPT VBD50226SPT VBD80226SPT VBD20226SPT VBD40226SPT VBD10226SPT VBD70226SPT VBD00226SPT EGAKCAP 32TOS
)1(
EGATLOV TUPTUO
NOITAMROFNI GNIREDRO
.snoitacificeps dehsilbup sti teem ot ton ecived eht esuac dluoc segnahc cirtemarap llams yrev esuaceb egamad ot elbitpecsus erom eb yam stiucric detargetni noisicerP .eruliaf ecived etelpmoc ot noitadarged ecnamrofrep eltbus morf egnar nac egamad DSE .egamad esuac nac serudecorp noitallatsni dna gnildnah reporp evresbo ot eruliaF .snoituacerp etairporppa htiw deldnah eb stiucric detargetni lla taht sdnemmocer stnemurtsnI saxeT .DSE yb degamad eb nac tiucric detargetni sihT
4002 YAM DESIVER 2002 HCRAM D714SVLS
GND VI
)1( V 3.3 V 5.2 V 578.1 V 8.1 V 6.1 V 5.1 V 2.1 elbatsujdA
AT
EN
C°58 ot C°04-
DBV PACKAGE (TOP VIEW)
1
3 2
4 5
FB SW
www.ti.com
80226SPT ,50226SPT ,40226SPT 70226SPT ,30226SPT ,20226SPT 10226SPT ,00226SPT
3
.hctiws lennahc-P eht no gninrut dna reifitcer lennahc-N eht ffo gninrut niaga langis kcolc eht yb detaitini si elcyc txen ehT .nwod spmar tnerruc rotcudni eht dna no denrut si hctiws reifitcer lennahc-N eht nehT .dedeecxe si hctiws lennahc-P eht fo timil tnerruc eht esac ni hctiws eht ffo snrut osla rotarapmoc timil tnerruc ehT .hctiws eht ffo snrut cigol lortnoc eht dna spirt rotarapmoc eht litnu pu spmar tnerruc rotcudni eht dna ,no denrut si hctiws TEFSOM lennahc-P eht ,)S( langis kcolc eht yb detaitini elcyc kcolc hcae fo gninnigeb eht tA .sroticapac tuptuo dna tupni cimarec llams fo esu eht swolla dna noitaluger daol dna enil doog seveihca sihT .drawrof deef egatlov tupni htiw emehcs rellortnoc ,edom egatlov ,esnopser tsaf euqinu a sesu retrevnoc eht noitarepo MWP gniruD .stnerruc daol thgil ta )MFP( noitaludom ycneuqerf eslup htiw gnitarepo edom evas rewop ni dna stnerruc daol yvaeh ot etaredom ta )MWP( noitaludom htdiw eslup ycneuqerf dexif zHM1 yllacipyt htiw gnitarepo retrevnoc nwod-pets suonorhcnys a si x0226SPT ehT
NOITAREPO NOITPIRCSED DELIATED
reifilpma MG lanretni eht ot detcennoc yltcerid si nip BF eht dna delbasid si redivid kcabdeef lanretni eht )00226SPT( noisrev elbatsujda eht roF .DEILPMI#
FB GND
4002 YAM DESIVER 2002 HCRAM D714SVLS
MARGAID KCOLB LANOITCNUF
80226SPT ,50226SPT ,40226SPT 70226SPT ,30226SPT ,20226SPT 10226SPT ,00226SPT
EN VI
www.ti.com
Comparator Low Comparator Low 2 V I Sawtooth Generator V(COMP)
Comparator High
Undervoltage Lockout Bias Supply
Gm _ +
Comparator Low 2
Comparator Low
Comparator High
Comparator
1 MHz Oscillator
Soft Start
Compensation
VREF = 0.5 V + _ R S
+ _
Control Logic
R2 See Note R1 Load Comparator + _ + _ Driver Shoot-Through Logic Skip Comparator REF Current Limit Comparator REF N-Channel Power MOSFET P-Channel Power MOSFET SW + _
|
|
