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SC804 데이터시트(PDF) 4 Page - Semtech Corporation

부품명 SC804
상세설명  Fully Integrated Lithium-Ion Battery Charger System with Timer
PDF  21 Pages
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제조업체  SEMTECH [Semtech Corporation]
홈페이지  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC804 데이터시트(HTML) 4 Page - Semtech Corporation

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© 2007 Semtech Corp.
www.semtech.com
SC804
PRELIMINARY
POWER MANAGEMENT
Parameter
Symbol
Conditions
Min
Typ
Max
Units
NTC Thresholds
VT
NTCDIS
SC804 Disabled
0.3
0.6
0.8
V
VT
NTCH
NTC Hot V
TH
Applies to falling threshold
4.3V ≤ VCC ≤ 6.5V
29
30
31
% of
VCC
at VCC = 5V
1.45
1.50
1.55
V
VT
NTCC
NTC Cold V
TH, VCTO = 0V
Applies to rising threshold
4.3V ≤ VCC ≤ 6.5V
73.4
74.4
75.4
% of
VCC
at VCC = 5V
3.67
3.72
3.77
V
VT
NTCHYS
NTC Hot & Cold VT
NTCx
hysteresis
(VT
NTCx Rising - VTNTCx Falling)
Applies to internal NTC
thresholds
50
mV
V
CTO
CTO Voltage (Adjustable NTC
Cold Rising Threshold) Setting
Range(2), -40°C ≤ T
A ≤ 25°C
(NTC Cold Rising Threshold is
VT
NTCC when CTO tied to GND)
50
90
% of
VCC
Threshold Error(3),
-40°C ≤ T
A ≤ 25°C
-70
70
mV
VT
CTOHYS
Internal hysteresis on CTO (V
CTO
Rising - V
CTO Falling)
Applies to externally set NTC
cold threshold
50
mV
Adjust Mode
BSEN Voltage
V
BSEN-ADJ
3.5V ≤ V
OUT ≤ VCC - 150mV
0°C ≤ T
J ≤ 125°C
3.072
3.11
3.134
V
Adjust Mode Enable
Voltage, VOUT-BSEN
V
ADJEN
3.5V ≤ V
OUT ≤ VCC - 150mV
400
mV
Adjust Mode Disable
Voltage, VOUT-BSEN
V
ADJDIS
3.5V ≤ V
OUT ≤ VCC - 150mV
150
mV
Electrical Characteristics (Cont.)



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