MIC2580A Datasheet, PDF (4/21 Pages) Micrel Semiconductor – Hot-Swap PCI Power Controller

MIC2580A
Micrel, Inc.
Absolute Maximum Ratings (Note 1)
Supply Voltages
+12V Input (V_12VIN) ................................................. +14V
+5V Input (V_5VIN) ....................................................... +7V
+3.3V Input (V_3VIN) .................................................... +7V
–12V Input (V_M12VIN) ............................................... –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
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_5VIN) ................................... +4.75V to +5.25
+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 (θ_JA)
24-Lead TSSOP .................................................. 83°C/W
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
Parameter
Condition
Min Typ Max
Units
I_12IN
I_5IN
I_3IN
I_12MIN
V_UVLO
Supply Current
Undervoltage Lockout
V_5VGATE
V_3VGATE
I_5VGATE
5VGATE Voltage
3VGATE Voltage
5VGATE Output Current
/ON > V_IH
V_12VIN increasing
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
during start-up, V_5VGATE = 5V
during turnoff; /FAULT = 0
2.2
3
mA
4
6
mA
0.23 0.4 mA
3
5
mA
8.9
9.8
V
300
mV
-10.5
-8.3
V
100
mV
2.1
3.1
V
20
mV
2.4
2.6
V
60
mV
10.5 11
V
10.5 11
V
–40
µA
6
mA
I_3VGATE
3VGATE Output Current
during start-up, V_5VGATE = 5V
during turnoff; /FAULT = 0
–40
µA
6
mA
V_PGTH
V_IL
V_IH
I_IL
Power Good Threshold Voltage
Input Voltage Level (/ON)
Input Leakage Currnet (/ON)
V_12VOUT increasing
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
logic low
logic high
11
11.4
V
200
mV
–11.2
–10
V
50
mV
4.45
4.7
V
100
mV
2.90
3.10
V
60
mV
0.8
V
2.0
V
–1
1
µA
MIC2580A
4
February 2005