MIC2590B Micrel Semiconductor, MIC2590B Datasheet - Page 8

• Manufacturer Part Number: MIC2590B
• Description: Dual-Slot PCI Hot Plug Controller
• Manufacturer: Micrel Semiconductor

MIC2590B
Symbol
V
V
V
R
I
I
T
R
R
R
R
V
V
V
V
I
I
I
I
I
I
I
R
R
R
R
R
R
t
t
T
t
t
MIC2590B
IL
LKG(OFF)
THSLOW
LIM(12)
LIM(12M)
THFAST
AUX(THRESH)
SC(TRAN)
LIM(AUX)
OFF(3)
OFF(5)
OFF(12)
OFF(12M)
OV
SC(TRAN)
IL
OL
IH
OFF
OFF(+12V)
OFF(–12V)
OFF(VAUX)
PULL-UP
OUT(ON)
DS(12V)
DS(12VM)
DS(AUX)
DISCH
(12V)
(12MV)
(3V)
(5V)
(3VAUX)
Parameter
LOW-Level Input Voltage
(SCL, SDA, ON[A/B], A[0-2],GPI[A/B])
Output LOW Voltage
/FAULT[A/B], /INT, SDA
HIGH-Level Input Voltage
SCL, SDA, ON[A/B], A[0-2],
AUXEN[A/B], GPI[A/B])
Internal Pullups from A[0-2] to V
Input Leakage Current
SCL, ON[A/B], AUXEN[A/B], GP[A/B])
Off-State Leakage Current
SDA, /FAULT[A/B], /INT
Overtemperature Shutdown & Reset
Thresholds, with overcurrent on slot
Overtemperature Shutdown & Reset
Thresholds, all other conditions
(all outputs will latch OFF)
Output MOSFET Resistance
12V MOSFET
–12V MOSFET
V
Off-State Output Offset Voltage
12V
12MV
V
Current Limit Threshold
12V MOSFET
–12V MOSFET
Fast-Trip Thresholds
Auxiliary Output Current Limit Threshold Current which must be drawn from V
Figure 4
Maximum Transient Short Circuit Current
Regulated Current after Transient
Output Discharge Resistance
12V
12MV
3V
5V
3V
Current Limit Response Time
for 3.3V and 5V Outputs, Figure 2
V
Figure 5
12V Current Limit Response
Figure 3
–12V Current Limit Response
Figure 3
AUX
AUX
AUX
OUT
OUT
AUX
OUT
OUT
[A/B]
MOSFET
OUT
OUT
Current Limiter Response Time V
[A/B]
[A/B]
[A/B]
[A/B]
[A/B]
[A/B]
[A/B]
STBY
Condition
I
T
T
T
T
I
I
I
12V
12MV
V
12V
12MV
12V
12MV
V
From end of I
12V
12MV
3V
5V
5V
MIC2590B-2 with C
V
12V
12MV
OL
DS
DS
DS
to register as a fault
J
J
J
J
AUX
AUX
IN
AUX
OUT
OUT
OUT
Increasing, each slot, Note 5
Decreasing, each slot, Note 5
Increasing, both slots, Note 5
Decreasing, both slots, Note 5
= 3mA
= 500mA, T
= 100mA, T
= 375mA, T
– V
OUT
OUT
OUT
OUT
OUT
[A/B] = Off, T
[A/B] = 0V, Note 5
Enabled, then Grounded
OUT
OUT
OUT
OUT
OUT
[A/B] = 1.65V
[A/B] = 2.5V
[A/B] = 1.65V
SENSE
[A/B] = Off, T
[A/B] = 0V
[A/B] (MIC2590B-2)
[A/B] = 6.0V
[A/B] = 0V, Note 5
[A/B] = Off, T
[A/B] = 0V
[A/B] (MIC2590B-2)
[A/B] = –6.0V
[A/B] = 0V, Note 5
8
SC(TRAN)
= 200mV
J
J
J
= 125°C
= 125°C
= 125°C
J
= 125°C
GATE
J
= 125°C
to C
J
= 125°C
= 10nF,
FILTER
Time Out
AUX
I
–0.11
–0.20
0.375
MAX
0.52
Min
–50
2.1
1.0
= V
STBY
–0.45
1600
–0.2
2.15
0.84
Typ
140
130
160
150
600
150
150
430
1.0
0.7
40
33
1
1
1
/ R
DS(AUX)
Max
–0.3
–0.6
1.35
500
400
0.8
0.4
1.5
3.0
August 2002
±5
±5
50
50
2
Micrel
Units
mΩ
mΩ
mV
mV
mV
kΩ
µA
µA
°C
°C
°C
°C
µs
µs
µs
µs
Ω
Ω
Ω
Ω
Ω
Ω
V
V
V
A
A
A
A
A
A
A