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LTC4261IGN 数据表(PDF) 4 Page - Linear Technology

部件名 LTC4261IGN
功能描述  Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring
PDF  32 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC4261IGN 数据表(HTML) 4 Page - Linear Technology

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LTC4261/LTC4261-2
4
42612fb
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Timer
VTMR(H)
TMR Pin High Threshold
VTMR Rising
●
2.43
2.56
2.69
V
VTMR(L)
TMR Pin Low Threshold
VTMR Falling
●
40
75
110
mV
ITMR(UP)
TMR Pin Pull-Up Current
Turn-On and Auto-Retry (Except OC) Delays,
VTMR = 0.2V
●
–7
–10
–13
µA
Power Good, PGI Check and OC Auto-Retry
Delays, VTMR = 0.2V
●
–3.5
–5
–6.5
µA
ITMR(DN)
TMR Pin Pull-Down Current
Delays Except PGI Check or OC Auto-Retry,
VTMR = 2.56V
●
612
20
mA
PGI Check and OC Auto-Retry Delays,
VTRM = 2.56V
●
357
µA
Output Pins
VPWRGD
PG, PGIO Pins Output Low
IPG, IPGIO = 3mA
IPG, IPGIO = 500µA
●
●
0.8
0.15
1.6
0.4
V
V
IPWRGD
PG, PGIO Pins Leakage Current
PG, PGIO = 80V
●
0
±10
µA
ADC
Resolution (No Missing Codes)
(Note 5)
●
10
Bits
INL
Integral Nonlinearity
SENSE
●
±0.5
±2.5
LSB
ADIN2/OV, ADIN
●
±0.25
±1.25
LSB
VOS
Offset Error
SENSE
●
±1.75
LSB
ADIN2/OV, ADIN
●
±1.25
LSB
Full-Scale Voltage
SENSE
●
62.8
64
65.2
mV
ADIN2/OV, ADIN
●
2.514
2.560
2.606
V
Total Unadjused Error
SENSE
●
±1.8
%
ADIN2/OV, ADIN
●
±1.6
%
Conversion Rate
●
5.5
7.3
9
Hz
RADIN
ADIN, ADIN2 Pins Input Resistance
ADIN, ADIN2 = 1.28V
●
210
M
Ω
IADIN
ADIN, ADIN2 Pins Input Current
ADIN, ADIN2 = 2.56V
●
0±2
µA
I2C Interface
VADR(H)
ADR0, ADR1 Input High Threshold
●
INTVCC
– 0.8
INTVCC
– 0.5
INTVCC
– 0.3
V
VADR(L)
ADR0, ADR1 Input Low Threshold
●
0.3
0.5
0.8
V
IADR(IN)
ADR0, ADR1 Input Current
ADR0, ADR1 = 0V, 5V
●
±80
µA
ADR0, ADR1 = 0.8V, (INTVCC – 0.8V)
●
±10
µA
VALERT(OL)
ALERT Pin Output Low Voltage
IALERT = 4mA
●
0.2
0.4
V
VSDAO(OL)
SDAO Pin Output Low Voltage
ISDAO = 4mA
●
0.2
0.4
V
ISDAO,ALERT(IN)
SDAO, ALERT Input Current
SDAO, ALERT = 5V
●
0±5
µA
VSDAI,SCL(TH)
SDAI, SCL Input Threshold
●
1.6
1.8
2
V
ISDAI,SCL(IN)
SDAI, SCL Input Current
SDAI, SCL = 5V
●
0±2
µA
The
● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at IIN = 5mA, TA = 25°C. (Note 2)
ELECTRICAL CHARACTERISTICS



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