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MIC2590B-2YTQ Datasheet(PDF) 7 Page - Micrel Semiconductor

Part No. MIC2590B-2YTQ
Description  Dual-Slot PCI Hot Plug Controller
Download  23 Pages
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Maker  MICREL [Micrel Semiconductor]
Homepage  http://www.micrel.com
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MIC2590B-2YTQ Datasheet(HTML) 7 Page - Micrel Semiconductor

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Micrel, Inc.
MIC2590B
September 2008
7
M9999-091808
Symbol
Parameter
Condition
Min
Typ
Max
Units
VFILTER
CFILTER Threshold Voltage
1.20
1.25
1.30
V
IFILTER
CFILTER [A/B] Charge Current
V[5/3]VIN – V[5/3]VSENSE > VTHILIMIT
1.80
2.5
5.0
µA
ISLEW
12VSLEW[A/B] Charge Current
During turn-on only
13
22
35
µA
VTHILIMIT
Current Limit Threshold Voltages
5V[A/B] Supplies
3.3V[A/B] Supplies
V5VIN – V5VSENSE
V3VIN – V3VSENSE
35
35
50
50
65
65
mV
mV
VTHFAST
5VOUT[A/B] and 3VOUT [A/B]
Fast-Trip Thresholds
MIC2590B-2
MIC2590B-5
90
113
Disabled
135
mV
VIL
LOW-Level Input Voltage
(SCL,SDA,ON[A/B],A[0-2],GPI[A/B])
0.8
V
VOL
Output LOW Voltage
/FAULT[A/B], /INT, SDA
IOL = 3mA
0.4
V
VIH
HIGH-Level Input Voltage
SCL,SDA,ON[A/B],A[0-2],
AUXEN[A/B],GPI[A/B])
2.1
V
RPULL-UP
Internal Pullups from A[0-2] to VSTBY
40
kΩ
IIL
Input Leakage Current
SCL, ON[A/B],AUXEN[A/B], GP[A/B])
±5
µA
ILKG(OFF)
Off-State Leakage Current
SDA,/FAULT[A/B],/INT
±5
µA
Overtemperature Shutdown & Reset
Thresholds, with overcurrent on slot
TJ Increasing, each slot, Note 5
TJ Decreasing, each slot, Note 5
140
130
°C
°C
TOV
Overtemperature Shutdown & Reset
Thresholds, all other conditions (all
outputs will latch OFF)
TJ Increasing, both slots, Note 5
TJ Decreasing, both slots, Note 5
160
150
°C
°C
ROUT(ON)
ROUT(12V)
ROUT(12MV)
ROUT(AUX)
Output MOSFET Resistance
12V MOSFET
–12V MOSFET
VAUX MOSFET
IDS = 500mA, TJ = 125°C
IDS = 100mA, TJ = 125°C
IDS = 375mA, TJ = 125°C
500
2
400
mΩ
mΩ
VOFF
VOFF(+12V)
VOFF(–12V)
VOFF(AUX)
Off-State Output Offset Voltage
12VOUT[A/B]
12MVOUT[A/B]
VAUX[A/B]
12VOUT[A/B] = Off, TJ = 125°C
12MVOUT[A/B] = Off, TJ = 125°C
VAUX[A/B] = Off, TJ = 125°C
–50
50
50
mV
mV
mV
ITHSLOW
ILIM(12)
ILIM(12M)
Current Limit Threshold
12V MOSFET
–12V MOSFET
12VOUT[A/B] = 0V
12MVOUT[A/B] = 0V
0.52
–0.11
1.0
–0.2
1.5
–0.3
A
A
ITHFAST
Fast-Trip Thresholds
12VOUT[A/B] (MIC2590B-2)
12MVOUT[A/B] (MIC2590B-2)
1.0
–0.20
2.15
–0.45
3.0
–0.6
A
A
IAUX(THRESH)
Auxiliary Output Current Limit Threshold
Figure 4
Current which must be drawn
from VAUX to register as a fault
0.84
A
ISC(TRAN)
Maximum Transient Short Circuit
Current
VAUX Enabled, then Grounded
IMAX = VSTBY / RDS(AUX)
A


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