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Text version of the page
March 2005 3 M9999-033105
MIC2591B Micrel
Pin Confi guration
48-Pin TQFP
GND
3VOUTA
VAUXA
3VGATEA
3VSENSEA
NC
NC
RFILTER[A&B]
/FAULTA
CFILTERA
12VGATEA
GPI_A0
12VINA
/PWRGDA
NC
12VSENSEA
13 14 15 16 17 18 19 20
12345678
/FORCE_ONA
12VOUTA
VSTBYA
3VINA
9
10
11
12
3VOUTB
VAUXB
3VGATEB
3VSENSEB 21 22 23 24
/FAULTB
CFILTERB
12VGATEB
IREF
12VINB
/PWRGDB
NC
12VSENSEB
36
35
34
33
32
31
30
29
/FORCE_ONB
12VOUTB
VSTBYB
3VINB
28
27
26
25
ONA
AUXENA
GND
SCL
SDA
ONB
AUXENB
A0
48 47 46 45 44 43 42 41
A1
A2
GPI_B0
/INT
40 39 38 37
Hot-Plug
Control
Interface
Slot A
Interface
Slot B
Interface