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SC1112TSTRT

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P23
7
2006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1112
Pin Descriptions
#niPemaNniPnoitcnuFniP
1YBTSV5 .srellortnocTEFdnarotallicsO,pmuPegrahC,feRrofrewopseilppus,tupniybdnatSV5
2DGRWP.tuptuoTTVrofgalFdooGrewoProtcellocnepO
3YALED TTVfogalFdooGrewoPehtrofyaledehtmargorplliwDNGotnipsihtmorfroticapacA
.emitytinummihctilgehtdnatuptuo
4LESTTV VX2.1=TTV,WOL=LESTTV:egatlovtuptuoTTVehtsmargorptahtlangisLTT
V5.1=TTV,HGIH=LESTTV
5LESPGA V5.1=PGA,WOL=LESPGA:egatlovtuptuoPGAehtsmargorptahtlangisLTT
V3.3=PGA,HGIH=LESPGA
6ETAGJDA.PGAroftuptuoevirdetaG
7NESJDA.JDAroftupniesneS
8-PAC.roticapactsoobotnoitcennocevitageN
9+PAC.roticapactsoobotnoitcennocevitisoP
01CF .DNGotnipsihtmorfdetcennocebdluohspmupegrahclanretniehtrofroticapacretliF
11NESPGA.PGAroftupniesneS
21ETAGPGA.PGAroftuptuoevirdetaG
31NESTTV.TTVroftupniesneS
41ETAGTTV.TTVroftuptuoevirdetaG
51NITTV.niV3.3ehtotdetcennocenilesnestiucrictrohS
61DNG.dnuorG
NOTE: (1) All logic level inputs and outputs are open collector TTL compatible.
82006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1112
Block Diagram
Vref
1.5V
1.08V
+
DELAY
ADJGATE
VTTSEN
1.5V
Bandgap
_
_
Vref
ChargePump
1.2V
Disable3.3
+ _
AGPSEN
0.7V
Disable1.5
5VSTBY
VTTSEN
+
S
_
VTTGATE
GND
1.5V
_
+
AGPGATE
0.7V
_
+
VTTSEL
_
1.5V
+
+
_
R
Pwrgd
Threshold
AGPSEL
+
-
VTTIN
+
1.2V
FC
_
Q
CAP-
1.35V
CAP+
FC
PWRGD
+
+
Disable1.2
Oscillator
1.2V
Disable1.5
ADJSEN
Reference
FC
_
+
_
9
2006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1112
Typical Characteristics
1.4995
1.5000
1.5005
1.5010
1.5015
1.5020
1.5025
1.5030
1.5035
0 10203040506070
Ta (°C.)
VTT
1.5
(V)
5V Stby = 5.25V
5V Stby = 5.00V
5V Stby = 4.75V
1.2445
1.2450
1.2455
1.2460
1.2465
1.2470
1.2475
1.2480
1.2485
0 10203040506070
Ta (°C.)
VTT
1.2
(V)
5V Stby = 5.25V
5V Stby = 5.00V
5V Stby = 4.75V
1.5015
1.5020
1.5025
1.5030
1.5035
1.5040
1.5045
1.5050
1.5055
0 10203040506070
Ta (°C.)
VTT
1.5
(V)
5V Stby = 5.25V
5V Stby = 5.00V
5V Stby = 4.75V
VTT(1.5V) Output Voltage @ Io = 0A vs Ta
VTT(1.25V) Output Voltage @ Io = 0A vs Ta
VTT Input Supply Threshold vs Ta
VTT(1.5V) Output Voltage @ Io = 2A vs Ta
1.2425
1.2430
1.2435
1.2440
1.2445
1.2450
1.2455
1.2460
1.2465
0 10203040506070
Ta (°C.)
VTT
1.2
(V)
5V Stby = 5.25V
5V Stby = 5.00V
5V Stby = 4.75V
VTT(1.5V) Output Voltage @ Io = 2A vs Ta
104
106
108
110
112
114
116
0 10203040506070
Ta (°C.)
Ibias
VTTSEN
(uA)
5V Stby = 5.25V
5V Stby = 5.00V
5V Stby = 4.75V
VTT Sense Bias current vs Ta
1.491
1.492
1.493
1.494
1.495
1.496
1.497
1.498
0 10203040506070
Ta (°C.)
VTTIN
TH
(V)
5V Stby = 4.75V
5V Stby = 5.00V
5V Stby = 5.25V
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P23

SC1112TSTRT

Mfr. #:
Buy SC1112TSTRT
Manufacturer:
Semtech
Description:
Power Management Specialized - PMIC TRIPLE LOW DRPOUT REG CONTRL
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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