参数资料
| 型号： | LTC4101EG#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 4/30页 |
| 文件大小： | 0K |
| 描述： | IC CNTRLR BATT CHRG 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 |
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LTC4101
ELECTRICAL CHARACTERISTICS
The l denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V DCIN = 20V, V DD = 3.3V, V BAT = 4V unless otherwise noted. (Note 4)
SYMBOL PARAMETER
V BGATE at Shutdown
CONDITIONS
I TGATE = 1μA
MIN
TYP
MAX
100
UNITS
mV
AC Present Comparator
V ACP
DCDIV Threshold
V DCDIV Rising from 1V to 1.4V
l
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)
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
l
95
100
105
kΩ
R THB = 54.9Ω ±1%
SafetySignal Trip (RES_IDEAL/RES_COLD)
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
l
28.5
30
31.5
kΩ
R THB = 54.9Ω ±1%
SafetySignal Trip (RES_HOT/RES_IDEAL)
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
l
2.85
3
3.15
kΩ
R THB = 54.9Ω ±1%
SafetySignal Trip (RES_UR/RES_HOT)
R THA = 1130Ω ±1%, C TH = 1nF (Note 6)
l
425
500
575
Ω
R THB = 54.9Ω ±1%
Time Between SafetySignal Measurements
DCDIV = 1.3V
DCDIV = 1V
32
250
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
R ILIM = 0 (0-1A)
97.3
107.3
mV
CSP – BAT
Charging Current = 0x03FF (0x0400 Note 7)
R ILIM = 10k ±1% (0-2A)
97.3
107.3
mV
Charging Current = 0x07FE (0x0800 Note 7)
R ILIM = 33k ±1% (0-3A)
72.3
82.3
mV
Charging Current = 0x0BFC (0x0C00 Note 7)
R ILIM = 0pen (or Short to V DD ) (0-4A)
l
97.3
107.3
mV
Charging Current = 0x0FFC (0x1000 Note 7)
Charging Voltage Resolution
Charging Voltage Granularity
Guaranteed Monotonic (2.9V ≤ V BAT ≤ 5.6V)
11
16
Bits
mV
Charging Voltage Limit
R VLIM = 0
4.206
4.240
4.274
V
Charging Voltage = 0x1090 (Note 7)
R VLIM = 10k ±1%
4.270
4.304
4.338
V
Charging Voltage = 0x10D0 (Note 7)
R VLIM = 33k ±1%
4.397
4.432
4.467
V
Charging Voltage = 0x1150 (Note 7)
R VLIM = 100k ±1%
4.476
4.512
4.548
V
Charging Voltage = 0x11A0 (Note 7)
R VLIM = 0pen (or Short to V DD )
5.460
5.504
5.548
V
Charging Voltage = 0x1580 (Note 7)
4101fa
4
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