MIC2591B-2BTQ TR Micrel Inc, MIC2591B-2BTQ TR Datasheet - Page 11
![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
Timing Diagrams
March 2005
Figure 2. 12V Current Limit Response Timing
Figure 4. VAUX Current Limit Threshold
V
IN
I
0
– V
0V
I
OUT(AUX)
SENSE
V
V
12VGATE
THFAST
THILIMIT
t
I
OFF(12V)
AUX(THRESH)
May Not Trip
I
OUT(AUX)
Data Out
Must Trip
Data In
SDA
SDA
SCL
6V
I
LIM(AUX)
t
4
Figure 1. SMBus Timing
t
t
t
1
11
t
2
Figure 5. VAUX Current Limit Response Timing
Figure 3. 3V Current Limit Response Timing
V
IN
t
– V
3
0V
SENSE
I
O
V
V
I
3VGATE
OUT(AUX)
THFAST
THILIMIT
I
t
SC(TRAN)
SC(TRAN)
t
OFF(3V)
t
5
I
LIM(AUX)
1V
t
M9999-033105
t