3
2004 semtech corp. www.semtech.com
SC1485
电源 管理
电的 特性 (内容.)
retemaraPsnoitidnoCC°52C°521otC°04-stinU
niMpyTx一个MniMxaM
v,发出-非
TAB
v5.2=R
不
M1=
Ω
)zhk003(066111419091sn
R
不
k005=
Ω
)zhk006(3196770501
emiTffOmuminiM 004055sn
rorrEnoitalugeReniLV5.5otv5.4=pddv,accv
V
TAB
v52otv5.4=
40.0V/%
rorrEnoitalugeRdaoLtimilcootv0=dngp-mili
nepo=vsp/ne
3.0%
ecnatsisertupni2tuov,1tuov 005k
Ω
tnerrucsaibtupni2kbf,1kbf 0.1-0.1+Aµ
gnisnestnerruc-revo
tnerruCMILIhgihLD01911Aµ
tesffOrotarapmoCtnerruCMili-dngP01-01Vm
EVASP
dlohserhtgnissorc-orez
()xl-dngp
v5=vsp/nE5Vm
noitcetorPtluaF
)evitisop(timiltnerruc
)2(
()xl-dngp
R
MILI
5=k
Ω
055356Vm
R
MILI
01=k
Ω
00108021Vm
R
MILI
02=k
Ω
002071032Vm
gen(timiltnerruc)evita
()xl-dngp
041-002-001-vm
tluafegatlov-rednutuptuOlanretniottcepserhtiW
.ecnerefer
03-04-52-%
tluafegatlov-revotuptuOlanretniottcepserhtiW
.ecnerefer
01+8+21+%
yaledtluafegatlov-revOdlohserhTVOevobadecrofBF2sµ
egatloVtuptuOwoLDOOGPAm1kniS4.0V
tnerruCegakaeLDOOGPV5=doogp,noitalugernibF1Aµ
dlohserhTVUDOOGPlanretniottcepserhtiW
.ecnerefer
01-21-8-%
测试 情况: v
BAT
= 15v, en/psv1=en/psv2 = 5v, vcca1 = vddp1 = vcca2=vddp2=5.0v, v
OUT1
= 1.25v, r
TON1
= 1m,v
OUT2
= 1.25v, r
TON2
= 1m
: 点此下载
