42005 Semtech Corp.
www.semtech.com
SC1405D
POWER MANAGEMENT
Electrical Characteristics - AC Operating Specifications
retemaraPlobmySsnoitidnoCniMpyTxaMstinU
revirDediShgiH
emitesirrt
1GT
V,Fn3=IC
TSB
V-
NRD
,V6.4=41
32
sn
emitllafft
GT
V,Fn3=IC
TSB
V-
NRD
,V6.4=21
91
sn
,emityalednoitagaporp
hgihgniogGT
hdpt
GT
V,Fn3=IC
TSB
V-
NRD
,V6.4=
0=yaled-C
02
23
sn
,emityalednoitagaporp
wolgniogGT
ldpt
GT
V,Fn3=IC
TSB
V-
NRD
,V6.4=51
42
sn
revirDediS-woL
emitesirrt
GB
V,Fn3=IC
SV
,V6.4=51
42
sn
emitllafrt
GB
V,Fn3=IC
SV
,V6.4=31
12
sn
,emityalednoitagaporp
hgihgniogGB
hdpt
IHGB
V,Fn3=IC
TSB
V-
NRD
,V6.4=
0=yaled-C
21
91
sn
,emityalednoitagaporp
wolgniogGT
ldpt
GB
V,Fn3=IC
SV
,V6.4=
NRD<V1
7
21
sn
tuokcoLegatloV-rednU
pugnipmar5_Vhdpt
OLVU
hgiHsiNE
01
sµ
nwodgnipmar5_Vhdpt
OLVU
hgiHsiNE
01
sµ
YDRP
otwolmorfgninoitisnartsiNE
hgih
YDRPhdpt
5_V> yaleD,dlohserhtOLVU
NEmorfderusaem>otV0.2
YDRP>V5.3
01
sµ
wolothgihorfgninoitisnartsiNEOLVUhdpt
5_V> yaleD,dlohserhtOLVU
NEmorfderusaem<otV8.0
YDRP< V5_Vfo%01
005
sµ
RD_SPSD
emitllaf/esirrt
.RDSPSD
V6.4=5_V,fp001=IC
02
sn
RD_SPSD,yalednoitagaporp
hgihgniog
hdpt
RDSPSD
GBdnahgihseogDOM_S
wolseogDOM_Srohgihseog
01
sn
RD_SPSD,yalednoitagaporp
wolseog
ldpt
RDSPSD
GBdnahgihseogDOM_S
wolseog
01
sn
NOTE:
(1) This device is ESD sensitive. Use of standard ESD handling precautions is required.
5
2005 Semtech Corp.
www.semtech.com
SC1405D
POWER MANAGEMENT
Application Circuit - TSSOP-14
Timing Diagram
PWM IN
+5V
MTB75N03
2.2
MTB75N03
+
>>
<<
<<
(20KHz-1MHz)
<<< Output Feedback to PWM
Controller
75A,30V
75A,30V
Ov er-Voltage Sense
INPUT POWER
D1
1N5819
TG
13
CO
4
GND
3
EN
2
OVP_S
1
BST
14
DELAY_C
6
S_MOD
5
PGND
10
PRDY
7
BG
9
DSPS_DR
11
DRN
12
Vcc
8
SC1405D
.22uF
47pF
+
2.2
+
+
++
+
10uF,6.3V .1uF
DSPS_DR
P_READY
62005 Semtech Corp.
www.semtech.com
SC1405D
POWER MANAGEMENT
Pin Configuration
Pin Descriptions
Top View
(14-Pin TSSOP)
#niPemaNniPnoitcnuFniP
1S_PVO noitcetorptesotderiuqersrotsisergnilacslanretxE.esnesnoitcetorpegatlovrevO
.dlohserht
2NE dna,GB,GT,wolnehW.ecivedehtfoyrtiucriclanretniehtselbanenipsiht,hgihnehW
.Aµ01nahtsselsi)V5(tnerrucylppusehtdnawoldecroferaYDRP
3DNG.DNGcigoL
4OC.srevirdTEFSOMehtotlangistupnilevel-LTT
5DOM_S nehW.noitareposuonorhcnysagnireggirt,wolebotGBsecroflangissiht,wolnehW
.langissihtfonoitcnufatonsiGB,hgih
6C_YALED noitagaporplanoitiddaehtstesDNGdnanipsihtneewtebdetcennocecnaticapacehT
onfI.Fp/sn1+sn02=yalednoitagaporplatoT.hgihgniogGTotwolgniogGBrofyaled
.sn02=yalednoitagarporpeht,detcennocsiroticapac
7YDRP siht,dlohserhtOLVUehtnahtsselsiCCVnehW.CCVfosutatsehtsetacidninipsihT
sihtdlohserhtOLVUehtotslauqeronahtretaergsiCCVnehW.wolnevirdsituptuo
.hgihseogtuptuo
8CCV otCCVmorfdetcennocebdluohsroticapaccimarecFµ1-22.A.V8-5foylppustupnI
.pihcehtotesolcyrevDNGP
9GB.TEFSOM)mottob(suonuorhcnysehtrofevirdtuptuO
01DNGP .)dnuorgrewop(nipecruosTEFsuonorhcnysehtottcennoC.dnuorgrewoP
11RD_SPSD nipsiht,hgihsiDOM-SnehW.langistuptuolevelLTT.evirDhctiwStnioPteScimanyD
.egatlovniprevirdGBehtswollof
21NRD nipsihT.s'TEFSOMsuonorhcnysdnagnihctiwsehtfonoitcnujehtotstcennocnipsihT
.noitarepognitceffatuohtiwDNGPotevitalermuminimV2-aotdetcejbusebnac
31GT.TEFSOM)edis-hgih(gnihctiwsehtrofevirdetagtuptuO
41TSB ehtpolevedotsnipNRDdnaTSBneewtebdetcennocsiroticapacA.nippartstooB
yllacipytsieulavroticapacehT.TEFSOMedis-hgihehtrofegatlovpartstoobgnitaolf
.)cimarec(Fµ1dnaFµ1.0neewteb
NOTE:NOTE:
NOTE:NOTE:
NOTE:
(1) All logic level inputs and outputs are open collector TTL compatible.
Ordering Information
eciveDegakcaPT(egnaRpmeT
J
)
TRTSTID5041CS41-POSSTC°521ot°04-
Notes:
(1) Only available in tape and reel packaging. A reel
contains 2500 devices.
(2) Lead free product. This product is fully WEEE and
RoHS compliant.

SC1405DITSTRT

Mfr. #:
Manufacturer:
Semtech
Description:
Gate Drivers HI SPD SYN PWR MOSFET SMRT DR
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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