LTC4100EGPBF LINER [Linear Technology], LTC4100EGPBF Datasheet - Page 4

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LTC4100EGPBF

Manufacturer Part Number
LTC4100EGPBF
Description
Smart Battery Charger Controller
Manufacturer
LINER [Linear Technology]
Datasheet
ELECTRICAL CHARACTERISTICS
LTC4100
temperature range, otherwise specifi cations are at T
SYMBOL
AC Present Comparator
V
SafetySignal Decoder
DACs
4
ACP
PARAMETER
DCDIV Threshold
DCDIV Hysteresis
DCDIV Input Bias Current
ACP V
ACP V
DCDIV to ACP Delay
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
Charging Current Resolution
Charging Current Granularity
Wake-Up Charging Current (I
Charging Current Limit
CSP – BAT
Charging Voltage Resolution
Charging Voltage Granularity
Charging Voltage Limit
OH
OL
WAKE-UP
)
A
= 25°C. V
CONDITIONS
V
V
I
I
V
R
R
R
R
R
R
R
R
DCDIV = 1.3V
DCDIV = 1V
Guaranteed Monotonic Above I
R
R
R
R
All Values of R
All Values of R
R
Charging Current = 0x03FF (0x0400 Note 7)
R
Charging Current = 0x07FE (0x0800 Note 7)
R
Charging Current = 0x0BFC (0x0C00 Note 7)
R
Charging Current = 0x0FFC (0x1000 Note 7)
Guaranteed Monotonic (2.9V ≤ V
R
Charging Voltage = 0x2260 (Note 7)
R
Charging Voltage = 0x3330 (Note 7)
R
Charging Voltage = 0x4400 (Note 7)
R
Charging Voltage = 0x5400 DCIN ≥ 22V
(Note 7)
R
Charging Voltage = 0x6D60 DCIN ≥ 29V
(Note 7)
ACP
ACP
DCDIV
DCDIV
DCDIV
THA
THB
THA
THB
THA
THB
THA
THB
ILIM
ILIM
ILIM
ILIM
ILIM
ILIM
ILIM
ILIM
VLIM
VLIM
VLIM
VLIM
VLIM
The
= –2mA
= 1mA
= 1130Ω ±1%, C
= 54.9Ω ±1%
= 1130Ω ±1%, C
= 54.9Ω ±1%
= 1130Ω ±1%, C
= 54.9Ω ±1%
= 1130Ω ±1%, C
= 54.9Ω ±1%
= 0
= 10k ±1%
= 33k ±1%
= Open (or Short to V
= 0 (0-1A)
= 10k ±1% (0-2A)
= 33k ±1% (0-3A)
= 0pen (or Short to V
= 0
= 10k ±1%
= 33k ±1%
= 100k ±1%
= 0pen (or Short to V
Rising from 1V to 1.4V
= 1.2V
= 1.3V
l
DCIN
denotes the specifi cations which apply over the full operating
VLIM
ILIM
= 20V, V
TH
TH
TH
TH
DD
= 1nF (Note 6)
= 1nF (Note 6)
= 1nF (Note 6)
= 1nF (Note 6)
DD
DD
DD
= 3.3V, V
) (0-4A)
)
)
MAX
BAT
/16
≤ 28V)
BAT
= 12V unless otherwise noted. (Note 4)
12.999 13.104
17.269 17.408
21.538 21.712
27.781 28.006
8.730
1.14
28.5
2.85
97.3
97.3
72.3
97.3
MIN
425
–1
95
10
11
2
80 (Note 5)
8.800
1.20
TYP
100
500
25
30
32
16
3
1
2
4
4
13.209
17.547
21.886
28.231
107.3
107.3
107.3
8.870
MAX
1.26
31.5
3.15
82.3
105
575
250
0.5
10
1
UNITS
4100fb
Bits
Bits
mV
mA
mA
mA
mA
mA
mV
mV
mV
mV
mV
ms
ms
μA
μs
Ω
V
V
V
V
V
V
V
V

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