MIC2591B-2YTQ TR Micrel Inc, MIC2591B-2YTQ TR Datasheet - Page 11

• Manufacturer Part Number: MIC2591B-2YTQ TR
• Description: IC PCI HOT PLUG CTLR DUAL 48TQFP
• Manufacturer: Micrel Inc
• Type: Hot-Swap Controllerr

Specifications of MIC2591B-2YTQ 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: Lead free / RoHS Compliant
• Other names: MIC2591B-2YTQTR; MIC2591B-2YTQTR

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