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MIC2591B Datasheet(PDF) 13 Page - Micrel Semiconductor

Part # MIC2591B
Description  Dual-Slot PCI Express Hot-Plug Controller
PDF  34 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC2591B Datasheet(HTML) 13 Page - Micrel Semiconductor

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March 2005
13
M9999-033105
MIC2591B
Micrel
Typical Characteristics (cont.)
0
100
200
300
400
500
600
700
800
900
1000
0
1
00
0 20 30 40 50 6
0 5
0 5
0 70
TEMPERATURE (°C)
Discharge Resistance
vs. Temperature
VAUX
3VOUT
12VOUT
4.4
4.6
4.8
5.0
5.2
5.4
5.6
0
1
4.4
4.4
0 20 30 40 50 6
0 5
0 5
0 70
TEMPERATURE (°C)
Overcurrent Delay Scaling
Factor vs. Temperature
0
50
100
150
200
250
300
350
400
0
1
00
0 20 30 40 50 6
0 5
0 5
0 70
TEMPERATURE (°C)
VAUX On-Resistance
(RDS(ON)) vs. Temperature
Test Circuit
M2
Si4435BDY
ONA
CFILTERA
GND
3VINA 3VSENSEA 3VGATEA
VAUXA
R1
10k
R3VSENSEA
0.010Ω
R5
15Ω
C3VGATE
22nF
M1
Si4410DY
0.1µF
0.1µF
CMILLER
22nF
+3.3VOUTA
+3.3V
CFILTER
0.047µF
(Additional pins omitted for clarity - Slot A shown only)
AUXENA
VSTBYA
/FAULTA
R2
10k
SIGNALS
UNDER
SOFTWARE
CONTROL
R3
10k
12VINA 12VSENSEA
12VGATEA
R6
15Ω
CIN2
220µF
+12V
R12VSENSEA
0.025Ω
CGS
10nF
0.1µF
CLOAD2
100µF
CLOAD1
100µF
+12VOUTA
+3.3AUXA
12VOUTA
3VOUTA
MIC2591B
/PWRGDA
VSTBY
R4
10k
CIN1
220µF
CLOAD3
1µF
MIC2591B Test Circuit



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