參數(shù)資料
型號: MIC2593-2BTQ TR
廠商: Micrel Inc
文件頁數(shù): 8/26頁
文件大?。?/td> 220K
描述: IC PCI HOT PLUG CTLR DUAL 48TQFP
標(biāo)準(zhǔn)包裝: 2,000
類型: 熱交換控制器
應(yīng)用: PCI,PCI-X
內(nèi)部開關(guān):
電源電壓: 3.3V,5V,±12V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 帶卷 (TR)
其它名稱: MIC2593-2BTQTR
MIC2593-2BTQTR-ND
Micrel, Inc.
MIC2593
 
September 2008 
8
M9999-092208
 
Symbol
Parameter
Condition
Min
Typ
Max
Units
 
V
OFF(+12V)
 
V
OFF(12MV)
 
V
OFF(AUX)
 
Off-State Output Offset Voltage
12V
OUT
[A/B]
12MV
OUT
[A/B]
V
AUX
[A/B]
 
12V
OUT
[A/B] = Off, T
J
 = 125癈
12MV
OUT
[A/B] = Off, T
J
 = 125癈
V
AUX
[A/B] = Off, T
J
 = 125癈
 
 
50
 
 
50
 
50 
 
mV
mV
mV
 
I
LIM(12V)
 
I
LIM(12MV)
 
Current Limit Slow-Trip Threshold
+12V MOSFET
12V MOSFET
 
12V
OUT
[A/B] = 0V
12MV
OUT
[A/B] = 0V
 
0.52
0.11 
 
1.0
0.2
 
1.5
0.3 
 
A
A
 
I
FASTLIM(12V)
 
I
FASTLIM(12MV)
 
Current Limit Fast-Trip Thresholds
+12V MOSFET
12V MOSFET
MIC2593-2BTQ
12V
OUT
[A/B]
12MV
OUT
[A/B]
1.0
0.20 
2.15
0.45
3.0
0.6 
A
A
I
AUX(THRESH)
 
Auxiliary Output Current Limit Threshold
Figure 4 
Current which must be drawn
from V
AUX
 to register as a fault
 
0.84
 
A
I
SC(TRAN)
 
Maximum Transient Short Circuit
Current
V
AUX
 Enabled, then Grounded
I
MAX
 = V
STBY
 / R
DS(AUX)
 
A
I
LIM(AUX)
 
Regulated Current after Transient
From end of I
SC(TRAN)
 to C
FILTER
 
Time Out
0.375
0.7
1.35
A
R
DISCH
 
R
DISCH(12V)
 
R
DISCH(12MV)
 
R
DISCH(3V)
 
R
DISCH(5V)
 
R
DISCH(VAUX)
 
Output Discharge Resistance
12V
OUT
[A/B]
12MV
OUT
[A/B]
3V
OUT
[A/B]
5V
OUT
[A/B]
V
AUX
[A/B]
 
12V
OUT
[A/B] = 6.0V
12MV
OUT
[A/B] = 6.0V
3V
OUT
[A/B] = 1.65V
5MV
OUT
[A/B] = 2.5V
5V
OUT
[A/B] = 1.65V
 
 
1600
600
150
150
430
 
 
&
&
&
&
&
t
OFF(3V)
 
t
OFF(5V)
 
Current Limit Response Time for 3.3V
and 5V Outputs, Figure 2
MIC2593-2
C
GATE
 = 10nF
V
IN
  V
SENSE
 = 200mV
 
1
 
T
SC(TRAN)
 
V
AUX
 Current Limiter Response Time,
Figure 5 
V
AUX
[A/B] = 0V
(6)
 
 
33
 
t
OFF(12V)
 
12V Current Limit Response Time,
Figure 3 
12V
OUT
[A/B] = 0V
(6)
 
 
1
 
t
OFF(12MV)
 
12V Current Limit Response Time,
Figure 3 
12MV
OUT
[A/B] = 0V
(6)
 
 
1
 
t
PROP(3VFAULT)
 
Delay from 3V[A/B] overcurrent-limit to
FAULT Output
MIC2593-2
V
SENSE
  V
THLIMIT
 = 200mV
C
FILTER
 = open
 
1
 
t
PROP(5VFAULT)
 
Delay from 5V[A/B] overcurrent-limit to
FAULT Output
MIC2593-2
V
SENSE
  V
THLIMIT
 = 200mV
C
FILTER
 = open
 
1
 
t
W
 
ON[A/B], AUXEN[A/B] Pulse Width
Note 5 
 
100
 
ns
t
POR
 
MIC2593 Power-On Reset Time after
V
STBY
 becomes valid
Note 5 
 
500
 
SMBus Timing, Note 5
t
1
 
SCL (Clock) Period
Figure 1
2.5
 
 
t
2
 
Data In Set-Up Time to SCL HIGH
Figure 1 
100
 
 
ns
 
 
 
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