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SC196AEVB датащи(PDF) 3 Page - Semtech Corporation

номер детали SC196AEVB
подробное описание детали  1.5A Synchronous Buck Converter with Integrated Power Devices
PDF  17 Pages
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производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC196AEVB датащи(HTML) 3 Page - Semtech Corporation

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© 2008 Semtech Corp.
www.semtech.com
SC196A
PRELIMINARY
POWER MANAGEMENT
Electrical Characteristics (Cont.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Quiescent Current
I
Q
SYNC/PWM = GND, I
OUT = 0A,
V
OUT = 1.04 x VOUT(Programmed)
17
28
μA
Shutdown Current
I
SD
EN = GND, LX = OPEN
0.1
1
μA
LX Leakage Current PMOS
I
LXP
LX = GND, EN = GND
0.1
2
μA
LX Leakage Current NMOS
I
LXN
LX = 3.6V, EN = GND
-2
0.1
μA
Oscillator Frequency
f
OSC
0.85
1.0
1.15
MHz
SYNC Frequency (upper)
f
SYNCU
1.25
MHz
SYNC Frequency (lower)
f
SYNCL
750
kHz
UVLO Threshold (upper)
V
UVL
2.38
2.52
2.65
V
UVLO Hysteresis
V
UVLHYS
135
mV
Thermal Shutdown
T
SD
145
°C
Thermal Shutdown Hysteresis
T
SD-HYS
10
°C
Logic Input High
V
IH
EN, SYNC/PWM, VID0, VID1, MODE
1.2
V
Logic Input Low
V
IL
EN, SYNC/PWM, VID0, VID1, MODE
0.4
V
Logic Input Current High
I
IH
EN, SYNC/PWM, VID0, VID1, MODE
-2
0.1
2
μA
Logic Input Current Low
I
IL
EN, SYNC/PWM, VID0, VID1, MODE
-2
0.1
2
μA



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