LTC4099EPDC Просмотр технического описания (PDF) - Linear Technology
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LTC4099EPDC Datasheet PDF : 36 Pages
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LTC4099
Electrical Characteristics The l denotes the specifications which apply over the full operating temp-
erature range, otherwise specifications are at TA = 25°C. VBUS = 5V, BAT = 3.8V, DVCC = 3.3V, RPROG = 1.02k, RCLPROG = 3.01k, unless
otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
NTC
VTOO_COLD
Cold Temperature Fault Threshold Voltage Rising Threshold
Hysteresis
72.3
73.8
75.3 %NTCBIAS
3.6
%NTCBIAS
VTOO_WARM
Hot Temperature Fault Threshold Voltage Falling Threshold
Hysteresis
31.3
32.6
33.9 %NTCBIAS
3.3
%NTCBIAS
VOVERTEMP
Critically High Temperature Fault
Threshold Voltage
Falling Threshold
Hysteresis
21.9
22.8
23.7 %NTCBIAS
50
mV
INTC
Ideal Diode
NTC Leakage Current
NTC = NTCBIAS
–50
50
nA
VFWD
RDROPOUT
IMAX
I2C Port
DVCC
IDVCCQ
VDVCC_UVLO
ADDRESS
Forward Voltage
Internal Diode On-Resistance, Dropout
Diode Current Limit
I2C Logic Reference
DVCC Current
DVCC UVLO
I2C Address
IVOUT = 10mA
IVOUT = 200mA
SCL/SDA = 0kHz
15
mV
0.18
Ω
2
A
1.6
5.5
V
0.2
µA
1
V
0001001
R
W
VIRQ
IIRQ
VIH, SDA, SCL
IRQ Pin Output Low Voltage
IRQ Pin Leakage Current
Input High Threshold
VIL, SDA, SCL Input Low Threshold
IIH, SDA, SCL
IIL, SDA, SCL
VOL
fSCL
tBUF
tHD_SDA
Input Leakage High
Input Leakage Low
Digital Output Low (SDA)
Clock Operating Frequency
Bus Free Time Between Stop and Start
Condition
Hold Time After (Repeated) Start
Condition
IIRQ = 5mA
VIRQ = 5V
SDA, SCL = DVCC
SDA, SCL = 0V
ISDA = 3mA
65
100
mV
0
1
µA
0.7 •
DVCC
–1
V
0.3 •
V
DVCC
1
µA
–1
1
µA
0.4
V
400
kHz
1.3
µs
0.6
µs
tSU_SDA
tSU_STO
tHD_DAT(OUT)
tHD_DAT(IN)
tSU_DAT
tLOW
tHIGH
tSP
Repeated Start Condition Set-Up Time
Stop Condition Time
Data Hold Time
Input Data Hold Time
Data Set-Up Time
Clock Low Period
Clock High Period
Spike Suppression Time
0.6
µs
0.6
µs
0
900
ns
0
ns
100
ns
1.3
µs
0.6
µs
50
ns
4099fd
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