參數(shù)資料
型號(hào): LTC4260ISW
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Positive High Voltage Hot Swap Controller with I2C Compatible Monitoring
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: 0.300 INCH, PLASTIC, SO-24
文件頁(yè)數(shù): 4/28頁(yè)
文件大?。?/td> 266K
代理商: LTC4260ISW
LTC4260
4
4260f
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
DD
= 48V, unless otherwise noted.
The
denotes the specifications which apply over the full operating
SYMBOL
AC Parameters
t
PLH(GATE)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input High (ON) to GATE High
Propagation Delay
Input High (OV, BD_PRST), Input Low
(ON, UV) to GATE Low Propagation Delay
(V
DD
– SENSE) High to GATE Low
C
GATE
= 1pF
1
3
μ
s
t
PHL(GATE)
C
GATE
= 1pF
0.5
3
μ
s
t
PHL(SENSE)
ADC
V
DD
– SENSE = 200mV, C
GATE
= 10nF
0.4
1
μ
s
Resolution (No Missing Codes)
Integral Nonlinearity
(Note 4)
V
DD
– SENSE (Note 5)
SOURCE
ADIN
V
DD
– SENSE
SOURCE
ADIN
V
DD
– SENSE (Note 6)
SOURCE
ADIN
V
DD
– SENSE (Note 7)
SOURCE
ADIN
8
Bits
LSB
LSB
LSB
LSB
LSB
LSB
μ
V
mV
mV
mV
–2
0.5
0.2
0.2
2
–1.25
–1.25
–1.5
–1
–1
292
392
9.8
74.9
100.4
2.51
1.25
1.25
1.5
1
1
308
408
10.2
78.7
104.4
2.61
Offset Error
1LSB Step Size
300
400
10
76.8
102.4
2.560
10
Full-Scale Voltage
V
V
Conversion Rate
Hz
I
2
C Interface
V
ADR(H)
ADR0 to ADR2 Input High Voltage
Threshold
ADR0 to ADR2 Input Low Voltage Threshold
ADR0 to ADR2 Input Current
SDAI, SCL Input Threshold
SDAI, SCL Input Current
SDAO Output Low Voltage
ALERT Output Low Voltage
SDAO, ALERT Input Current
I
2
C Interface Timing (Note 4)
f
SCL(MAX)
Maximum SCL Clock Frequency
t
BUF(MIN)
Minimum Bus Free Time Between
Stop/Start Condition
t
SU,STA(MIN)
Minimum Repeated Start Condition
Set-Up Time
t
HD,STA(MIN)
Minimum Hold Time After (Repeated) Start
Condition
t
SU,STO(MIN)
Minimum Stop Condition Set-Up Time
t
SU,DAT(MIN)
Minimum Data Set-Up Time Input
t
HD,DATI(MIN)
Minimum Data Hold Time Input
t
HD,DATO(MIN)
Minimum Data Hold Time Output
t
SP(MAX)
Maximum Suppressed Spike Pulse Width
C
X
SCL, SDA Input Capacitance
INTV
CC
– 0.6
0.25
–80
1.6
INTV
CC
– 0.45
0.45
INTV
CC
– 0.25
0.65
80
2
±
1
0.4
0.4
±
1
V
V
ADR(L)
I
ADR(IN)
V
SDAI,SCL(TH)
I
SDAI,SCL(IN)
V
SDAO(OL)
V
ALERT(OL)
I
SDAO,ALERT(IN)
V
ADR0 to ADR2 = 0V, 5.5V
μ
A
V
μ
A
V
V
μ
A
1.8
0
0.2
0.2
0
SCL, SDAI = 5V
I
SDAO
= 5mA
I
ALERT
= 5mA
SDAO, ALERT = 5V
Operates with f
SCL
f
SCL(MAX)
400
kHz
μ
s
0.12
1.3
30
600
ns
140
600
ns
30
30
600
100
0
900
250
10
ns
ns
ns
ns
ns
pF
–100
500
110
5
300
50
SDAI Tied to SDAO
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
Note 2:
All currents into pins are positive, all voltages are referenced to
GND unless otherwise specified.
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