MIC2310_08 Datasheet, PDF (2/34 Pages) Micrel Semiconductor – Single-FET, Constant Power-Limit Hot Swap Controller

Micrel, Inc.
Typical Application
MIC2310
V_IN
12V
R_SENSE
1 ^0.5% 2
C2*
3
4
R1
Q1
IRL3713S
D²Pak
R2
C3
0.68µF
C4
0.47µF
C7
0.01µF
C1
R3
1.5µF
1%
R4
1%
R5
1%
S[1,0]=X,X
TO SYSTEM
MANAGEMENT
CONTROLLER
24
23
22
VCC VCCSENSE SENSE
6 _ENABLE
1 _UVLO
2 _OVP
7 _S0
8 _S1
VISS
3
CRETRY
9
C5
0.068µF
CPGND
20
11
10
21
19
CSLEW CPRIMARY GATE SOURCE
LOADSENSE ¹⁸
MIC2310
GNDSENSE ¹⁷
DISCH ¹⁶
VREG ⁴
AGND
12
HW_FLT
13
PWRGD
14
I_FLT
15
R8
R7
R6
C_LOAD
C_DISCH
C6
0.1µF
V _{LOG IC}
R9
3
Q2
ZUMT618
SOT-323
* The value of C2 is flexible and dependant upon the
parasitic inductance, which should be minimzed as much
as possible. A
inductance) for C2 is 56µF, minimum
Overcurrent
Fault Output
Power-Good
Output
Hardware
Fault Output
V_OUT
12V@20A
July 2008
2
M9999-070108-A