SC1112(2001) 查看數據表（PDF） - Semtech Corporation
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SC1112 Datasheet PDF : 21 Pages
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SC1112
POWER MANAGEMENT
Absolute Maximum Ratings
Parameter
5VSTBY to GND
VTTSEN to GND
AGPSEN to GND
ADJSEN to GND
Operating Temperature Range
Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 Sec.
Thermal Resistance Junction to Ambient
Thermal Impedance Junction to Case
ESD Rating (Human Body Model)
Symbol
TA
TJ
TSTG
TL
θJA
θJC
ESD
Maximum
-0.3 to +7
-0.3 to 5
-0.3 to 5
-0.3 to 5
0 to +70
0 to +125
-65 to +150
300
130
30
2
Units
V
V
V
V
°C
°C
°C
°C
°C/W
°C/W
kV
Electrical Characteristics
Unless specified: 5VSTBY=4.75V to 5.25V; VTTIN=3.3V; TA = 25°C
Parameter
Symbol
Supply (5VSTBY)
Supply Voltage
5VSTBY
Supply Current
VTT Short Circuit Protection
I5VSTBY
VTT Short Circuit Delay Timer Threshold(4)
VTT Short Circuit Delay Time(4)
VTT Short Circuit Delay Source Current(4)
VTT Short Circuit Threshold(4)
VTT Power Good
PWRGD Delay Timer Threshold(5)
PWRGD Threashold(5)
PWRGD Threashold(5)
PWRGD Delay Time(5)
PWRGD Delay Time(5)
PWRGD Source Current(5)
Linear Sections
SCTh
SCtd
ISC
VTTSCTh
PGDelay_TH
PGTH_1.2
PGTH_1.5
PGtd_1.2
PGtd_1.5
IPG
VTT Input Supply Threshold
Tracking Difference (1)(3)
VTTINTH
DeltaTRACK
Conditions
5VSTBY= 5V
VIN = 3.30V,
IO = 0A
Min
Typ
Max Units
4.75
5
5.25 V
6
8
12 mA
1.5
V
(Cdelay*SCTH)/ISC
S
16
22
28 µA
650
700
750 mV
1.450
1.500
1.550 V
1.060
1.085
1.110 V
1.330
1.350
1.390 V
(Cdelay*PGTH_1.2)/IPG
S
(Cdelay*PGTH_1.5)/IPG
S
16
22
28 µA
1.45
1.52
1.55 V
200
mV
2001 Semtech Corp.
2
www.semtech.com
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