MIC2592B-2BTQ Micrel Inc, MIC2592B-2BTQ Datasheet - Page 29

• Manufacturer Part Number: MIC2592B-2BTQ
• Description: IC CTRLR HOTPLUG PCI DUAL 48TQFP
• Manufacturer: Micrel Inc
• Type: Hot-Swap Controllerr

Specifications of MIC2592B-2BTQ

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 12V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

March 2005
(GATE pin connection)
Via to signal plane
Figure 15. Suggested PCB Layout for Sense Resistor, Power MOSFET, and Capacitors
W
- DRAWING IS NOT TO SCALE AND NOT ALL PINS SHOWN FOR CLARITY-
*See Table 4 for part numbers and vendors
**Optional components
***Recommended components (variable in value, see Functional Description and Applications Information)
Trace width (W) guidelines given in "PCB Layout Recommendations" section of the datasheet
12V(Slot B) is illustrated in this example. A similar layout is suggested for the 3V supply and both slots
W
Current Flow
to the Load
***C
Via to GND Plane
FILTER
0.1µF
C1
*SENSE RESISTOR
**C
29
GS
**C
MILLER
*POWER MOSFET
GND
S
S
S
G
**R4
15
17
(SO-8)
from the Load
Current Flow
(GATE pin connection)
Via to signal plane
Current Flow
to the Load
Via to GND Plane
W
M9999-033105