SC1205H Просмотр технического описания (PDF) - Semtech Corporation
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SC1205H Datasheet PDF : 13 Pages
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SC1205H
POWER MANAGEMENT
Electrical Characteristics (Cont.)
Unless specified: -0 < θJ < 125°C; VCC = 5V; 4V < VBST < 26V
Parameter
Symbol
Conditions
PRELIMINARY
Min
Typ Max
Units
CO
High Level Input Voltage
VIH
High Level Input Voltage
VIH
Low Level Input Voltage
VIL
EN
VCC = 9V
2.0
2.65
V
V
0.8
V
High Level Input Voltage
VIH
High Level Input Voltage
VIH
Low Level Input Voltage
VIL
Thermal Shutdown
2.0
V
VCC = 9V
2.2
V
0.8
V
Over Temperature Trip Point
Hysteresis
High Side Driver
TOTP
THYST
165
°C
10
°C
Peak Output Current
IPKH
3
A
Output Resistance
RsrcTG
duty cycle < 2%, tpw < 100 µs,
1
TJ = 125°C, VBST - VDRN = 4.5V,
Ω
VTG = 4.0V (src) +VDRN
RsinkTG
or VTG = 0.05V (sink) +VDRN
.7
Low-Side Driver
Peak Output Current
IPKL
3
A
Output Resistance
RsrcBG
duty cycle < 2%, tpw < 100 µs,
1.2
Ω
TA = 25°C,
V = 4.6V, V = 4V (src),
VS
BG
RsinkBG
or VLOWDR = 0.5V (sink)
1.0
Ω
AC Operating Specifications
Parameter
Symbol
High Side Driver
Rise Time
Fall Time
Propagation Delay Time,
TG Going High
Propagation Delay Time,
TG Going Low
trTG1
tfTG
tpdhTG
tpdlTG
2002 Semtech Corp.
Conditions
CI = 3nF, VBST - VDRN = 8V
CI = 3nF, VBST - VDRN = 8V
CI = 3nF, VBST - VDRN = 8V
CI = 3nF, VBST - VDRN = 8V
3
Min
Typ
Max
Units
14
ns
12
ns
20
ns
15
ns
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