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参数资料
型号： LTC4100EG#PBF
厂商： Linear Technology
文件页数： 4/30页
文件大小： 0K
描述： IC SMART BATTERY CHARGER 24-SSOP
标准包装： 59
功能： 充电管理
电池化学： 智能电池
电源电压： 6 V ~ 28 V
工作温度： -40°C ~ 85°C
安装类型： 表面贴装
封装/外壳： 24-SSOP（0.209"，5.30mm 宽）
供应商设备封装： 24-SSOP
包装： 管件
产品目录页面： 1341 (CN2011-ZH PDF)
LTC4100
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. V DCIN = 20V, V DD = 3.3V, V BAT = 12V unless otherwise noted. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
AC Present Comparator
V ACP
DCDIV Threshold
V DCDIV Rising from 1V to 1.4V
●
1.14
1.20
1.26
V
DCDIV Hysteresis
25
mV
DCDIV Input Bias Current
V DCDIV = 1.2V
–1
1
μA
ACP V OH
ACP V OL
DCDIV to ACP Delay
I ACP = –2mA
I ACP = 1mA
V DCDIV = 1.3V
2
0.5
10
V
V
μs
SafetySignal Decoder
SafetySignal Trip (RES_COLD/RES_OR)
SafetySignal Trip (RES_IDEAL/RES_COLD)
SafetySignal Trip (RES_HOT/RES_IDEAL)
SafetySignal Trip (RES_UR/RES_HOT)
Time Between SafetySignal Measurements
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
R THB = 54.9kΩ ±1%
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
R THB = 54.9kΩ ±1%
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
R THB = 54.9kΩ ±1%
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
R THB = 54.9kΩ ±1%
DCDIV = 1.3V
DCDIV = 1V
●
●
●
●
95
28.5
2.85
425
100
30
3
500
32
105
31.5
3.15
575
250
kΩ
kΩ
kΩ
Ω
ms
ms
DACs
Charging Current Resolution
Charging Current Granularity
Wake-Up Charging Current (I WAKE-UP )
Guaranteed Monotonic Above I MAX /16
R ILIM = 0
R ILIM = 10k ±1%
R ILIM = 33k ±1%
R ILIM = Open (or Short to V DD )
All Values of R ILIM
All Values of R VLIM
10
1
2
4
4
80 (Note 5)
Bits
mA
mA
mA
mA
mA
Charging Current Limit
CSP – BAT
Charging Voltage Resolution
Charging Voltage Granularity
R ILIM = 0 (0-1A)
Charging Current = 0x03FF (0x0400 Note 7)
R ILIM = 10k ±1% (0-2A)
Charging Current = 0x07FE (0x0800 Note 7)
R ILIM = 33k ±1% (0-3A)
Charging Current = 0x0BFC (0x0C00 Note 7)
R ILIM = 0pen (or Short to V DD ) (0-4A)
Charging Current = 0x0FFC (0x1000 Note 7)
Guaranteed Monotonic (2.9V ≤ V BAT ≤ 28V)
97.3
97.3
72.3
97.3
11
16
107.3
107.3
82.3
107.3
mV
mV
mV
mV
Bits
mV
Charging Voltage Limit
R VLIM = 0
Charging Voltage = 0x2260 (Note 7)
R VLIM = 10k ±1%
Charging Voltage = 0x3330 (Note 7)
R VLIM = 33k ±1%
Charging Voltage = 0x4400 (Note 7)
R VLIM = 100k ±1%
Charging Voltage = 0x5400 DCIN ≥ 22V
(Note 7)
R VLIM = 0pen (or Short to V DD )
Charging Voltage = 0x6D60 DCIN ≥ 29V
(Note 7)
8.730
12.999
17.269
21.538
27.781
8.800
13.104
17.408
21.712
28.006
8.870
13.209
17.547
21.886
28.231
V
V
V
V
V
4
For more information www.linear.com/LTC4100
4100fc
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