參數(shù)資料
型號: MIC2580A-1.0BTS
廠商: MICREL INC
元件分類: 電源管理
英文描述: Hot-Swap PCI Power Controller
中文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: TSSOP-24
文件頁數(shù): 4/21頁
文件大?。?/td> 252K
代理商: MIC2580A-1.0BTS
MIC2580A
Absolute Maximum Ratings
(Note 1)
Supply Voltages
+12V Input (V
12VIN
) .................................................+14V
+5V Input (V
).......................................................+7V
+3.3V Input (V
3VIN
)....................................................+7V
–12V Input (V
)...............................................–14V
/PWRGD, /FAULT, /POR, /EPWRGD, and /PCIRST
Output Current ...........................................................10mA
Lead Temperature (Soldering)
Standard Package (-x.xBTS)
IR Reflow......................................... 240
°
C + 0oC/-5oC
Lead-free Package (-x.xYTS)
IR Reflow......................................... 260oC + 0oC/-5oC
ESD Rating,
Note 3
Human body model ................................................... 2kV
Electrical Characteristics
V
12VIN
= 12V, V
5VIN
= 5V, V
3VIN
= 3.3V, V
M12VIN
= –12V; T
A
= 25
°
C,
bold
values indicate –40
°
C
T
A
+85
°
C; unless noted
Symbol
I
12IN
I
5IN
I
3IN
I
12MIN
V
UVLO
V
12VIN
UVLO hysteresis
V
M12VIN
decreasing
V
M12VIN
UVLO hysteresis
V
5VIN
increasing
V
5VIN
UVLO hysteresis
V
3VIN
increasing
V
3VIN
UVLO hysteresis
V
5VGATE
V
3VGATE
I
5VGATE
during turnoff; /FAULT = 0
I
3VGATE
during turnoff; /FAULT = 0
V
PGTH
V
12VOUT
Power-Good hysteresis
V
M12VOUT
decreasing
V
M12VOUT
Power-Good hysteresis
V
5VOUT
increasing
V
5VOUT
Power-Good hysteresis
V
3VOUT
increasing
V
3VOUT
Power-Good hysteresis
V
IL
V
IH
I
IL
Micrel, Inc.
MIC2580A
4
February 2005
Operating Ratings
(Note 2)
Supply Voltages
+12V Input (V
12VIN
) ............................. +11.4V to +12.6V
–12V Input (V
M12VIN
)........................... –11.4V to –12.6V
+5V Input (V
+3.3V Input (V
3VIN
).............................. +3.125V to +3.5V
Temperature Range (T
A
) ........................... –40
C to +85
°
C
Junction Temperature (T
J
) ........................................ 150
°
C
Package Thermal Resistance
JA
)
24-Lead TSSOP ..................................................83
°
C/W
Parameter
Supply Current
Condition
/ON > V
IH
Min
Typ
2.2
4
0.23
3
Max
3
6
0.4
5
9.8
Units
mA
mA
mA
mA
V
mV
V
mV
V
mV
V
mV
V
V
μ
A
mA
μ
A
mA
V
mV
V
mV
V
mV
V
mV
V
V
μ
A
Undervoltage Lockout
V
12VIN
increasing
8.9
300
-10.5
-8.3
100
2.1
3.1
20
2.4
2.6
60
11
11
–40
6
–40
6
5VGATE Voltage
3VGATE Voltage
5VGATE Output Current
10.5
10.5
during start-up, V
5VGATE
= 5V
3VGATE Output Current
during start-up, V
5VGATE
= 5V
Power Good Threshold Voltage
V
12VOUT
increasing
11
11.4
200
–11.2
–10
50
4.45
4.7
100
2.90
3.10
60
Input Voltage Level (/ON)
logic low
logic high
0.8
2.0
–1
Input Leakage Currnet (/ON)
1
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