参数资料
型号: SC804AMLTRT
厂商: Semtech Corporation
英文描述: Fully Integrated 4.4V Lithium-Ion Battery Charger System with Timer
中文描述: 完全集成的4.4V锂离子电池充电器系统的计时器
文件页数: 16/21页
文件大小: 550K
代理商: SC804AMLTRT
4
2005 Semtech Corp.
www.semtech.com
SC804A
PRELIMINARY
POWER MANAGEMENT
DRAFT
Electrical Characteristics (Cont.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
NTC Thresholds
VT
NTCDIS
SC804A Disabled
0.3
0.6
0.8
V
VT
NTCH
NTC Hot V
TH
Applies to falling threshold
4.3V ≤ VCC ≤ 6.5V
at VCC = 5V
29
1.45
30
1.50
31
1.55
% of
VCC
V
VT
NTCC
NTC Cold V
TH, VCTO = 0V
Applies to rising threshold
4.3V ≤ VCC ≤ 6.5V
at VCC = 5V
73.4
3.67
74.4
3.72
75.4
3.77
% of
VCC
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 - VCTO Falling)
Applies to externally set
NTC cold threshold
50
mV
Adjust Mode BSEN Voltage
V
BSEN-ADJ
3.5V ≤ VOUT ≤ VCC - 150mV
0°C ≤ T
J ≤ 125°C
3.189
3.217
3.253
V
Adjust Mode Enable Voltage,
VOUT-BSEN
V
ADJEN
3.5V ≤ VOUT ≤ VCC - 150mV
400
mV
Adjust Mode Disable
Voltage, VOUT-BSEN
V
ADJDIS
3.5V ≤ VOUT ≤ VCC - 150mV
150
mV
External RTIM
Regulation Voltage
V
RTIM
R
RTIM = 37.4kΩ
1.450
1.557
1.660
V
Timer Disable
Threshold
VT
TIMER
V
RTIM ≤ VTTIMER
disables internal timer
0.65
0.85
V
Internal Timer Select
VT
INTTS
VCC-V
RTIM > VTINTTS
selects internal timer
1.1
V
相关PDF资料
PDF描述
SC804A Fully Integrated 4.4V Lithium-Ion Battery Charger System with Timer
SC804EVB Fully Integrated Lithium-Ion Battery Charger System with Timer
SC804IMLTRT Fully Integrated Lithium-Ion Battery Charger System with Timer
SC804 Fully Integrated Lithium-Ion Battery Charger System with Timer
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