MIC2591B-2BTQ TR Micrel Inc, MIC2591B-2BTQ TR Datasheet - Page 31
![IC PCI HOT PLUG CTLR DUAL 48TQFP](/photos/6/84/68454/576-48-tqfp_sml.jpg)
MIC2591B-2BTQ TR
Manufacturer Part Number
MIC2591B-2BTQ TR
Description
IC PCI HOT PLUG CTLR DUAL 48TQFP
Manufacturer
Micrel Inc
Type
Hot-Swap Controllerr
Datasheet
1.MIC2591B-2YTQ.pdf
(34 pages)
Specifications of MIC2591B-2BTQ TR
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
Other names
MIC2591B-2BTQTR
MIC2591B-2BTQTR
MIC2591B-2BTQTR
or plane, for the two inputs (e.g., 12VINA, 12VINB). Finally,
the use of plated-through vias will be necessary to make
circuit connection to the power, ground, and signal planes
on multi-layer PCBs.
March 2005
PCB Track Width:
Figure 13. 4-Wire Kelvin Sense Connections for
0.03" per Ampere
using 1oz Cu
Power Trace
From V
IN
to MIC2591B VIN Pin
R
Signal Trace
Note: Each SENSE lead trace shall be
balanced for best performance & equal
length/equal aspect ratio.
SENSE
R
SENSE
contact pads
R
SENSE
metalized
Signal Trace
to MIC2591B SENSE Pin
To MOSFET Drain
Power Trace
31
power supply
To the input
Figure 14. Current Limit Sense Filter for Noisy
VIN
power traces
High-current
Systems
MIC2591B
Controller
R
100pF
SENSE
SENSE
1kΩ
MOSFET and load
To the external
M9999-033105