参数资料
型号: MIC2341R-2YTQ TR
厂商: Micrel Inc
文件页数: 11/32页
文件大小: 1277K
描述: IC HOT PLUG CTLR DUAL PCI 48TQFP
标准包装: 2,000
类型: 热交换控制器
应用: 通用型,PCI Express?
内部开关:
电流限制: 可调
电源电压: 3.3V,12V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 48-TQFP
供应商设备封装: 48-TQFP(7x7)
包装: 带卷 (TR)
Micrel, Inc.
MIC2341/2341R
 
 
October 2007 
11
M9999-102507-A
 (408) 944-0800
 
 
Symbol
Parameter
Condition
Min
Typ
Max
Units
I
LKG(OFF)
 
Digital Output Off-State Leakage
Current
   /FAULT_AUX[A/B], /INT,
   /FAULT_MAIN[A/B],
   /PWRGD[A/B], SYSPWRGD
   /DLY_PWRGD[A/B]
 
 
 
5
R
PULLUP
 
Internal Pull-up Resistors to
VSTBY[A]
[/CRSW[A/B],ON[A/B],
AUXEN[A/B]]
VSTBY[A/B] = +3.3V
 
45
 
k&
I
PULLUP
 
Internal Pull-up Current to
VSTBY[A]
[/FORCE_ON[A/B]]
VSTBY[A/B] = +3.3V
 
60
 
R
DS(AUX)
 
Internal VAUX[A/B] Power
MOSFET Channel Resistance
IDS = 375 mA; TJ = 100 癈
 
 
0.4
&
V
OFF(12VOUT[A/B]
     12VOUT[A/B] Off-state Output
Offset Voltage
ON[A/B] = LOW,
12VOUT[A/B] = OFF, T
J
 = 100 癈
 
 
50
mV
V
OFF(3VOUT[A/B]
 
3VOUT[A/B] Off-state Output
Offset Voltage
ON[A/B] = LOW,
3VOUT[A/B] = OFF, T
J
 = 100 癈
 
 
50
mV
V
OFF(VAUX[A/B]
 
VAUX[A/B] Off-state Output
Offset Voltage
AUXEN[A/B] = LOW,
VAUX[A/B] = OFF, T
J
 = 100 癈
 
 
50
mV
Overtemperature Shutdown and
Reset Thresholds with
Overcurrent on Slot
(5)
 
T
J
 increasing, each slot
T
J
 decreasing, each slot
 
140
130
 
T
OV
 
Overtemperature Shutdown and
Reset Thresholds, All Other
Conditions (All Outputs will Latch
OFF)
(5)
 
T
J
 increasing, both slots
T
J
 decreasing, both slots
 
160
150
 
I
AUX(THRESH)
 
Auxiliary Output Current Limit
Threshold (Figure 4)
Current which must be drawn from VAUX
to register as a fault
 
0.84
 
A
I
SC(TRAN)
 
Maximum Transient Short Circuit
Current
VAUX[A/B] Enabled, then Grounded
A
I
LIM(AUX)
 
Regulated Current after Transient     From end of I
SC(TRAN)
 to CFILTER time-out
0.375
0.7
0.975
A
 
R
DIS(12V)
 
RDIS(3V)
R
DIS(VAUX)
 
Output Discharge Resistance
12VOUT[A/B]
3VOUT[A/B]
3VAUX[A/B]
 
12V
OUT[A/B] = 6.0V 
3V
OUT[A/B] = 1.65V 
3V
AUX[A/B]
 = 1.65V
 
 
160
0
150
430
 
 
&
&
&
 
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