SC4210A 데이터 시트보기 (PDF) - Semtech Corporation
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SC4210A Datasheet PDF : 11 Pages
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SC4210A
POWER MANAGEMENT
Absolute Maximum Ratings
Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters
specified in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may
affect device reliability.
Parameter
Symbol
Limits
Units
CAP, COMP, VOUT
CT, FB, VDD, CS
Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 sec
Thermal Impedance Junction to Ambient
TJ
TSTG
TLEAD
θJA
-0.3 to +12
-0.3 to +6
-40 to +125
-65 to +150
300
207
V
V
°C
°C
°C
°C/W
Electrical Characteristics
Unless
specified:
TJ
=
TA
=
-40
to
125°C,
VDD
=
1.8V
to
5V,
C
T
=
10nF,
C
CAP
=
100nF.
Parameter
Symbol
Conditions
Min Typ Max Units
Input Supply
Supply Current
VDD = 5V
2.0 2.8
mA
Under Voltage Lockout
Minimum Voltage to Start
1.728 1.764 V
Hysteresis
90
mV
Reference
VREF
Current Sense
VDD = 3.3V, TJ = 25°C
495 500 505 mV
VDD = 3.3V, TJ = -40°C to +125°C 488
512 mV
Comparator Threshold
100
mV
Amplifier Threshold
140
mV
Input Bias Current
0.5 0.8
µA
2004 Semtech Corp.
2
www.semtech.com
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