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PI2211
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Design Example FET Table:
In the preceding design Vishay's SiR890DP was used for the series MOSFET. The following table lists suitable MOSFETs and their
associated component values for use in various design configurations.
VBUS
12V
IMAX
22A
10A
ICB
26A
13A
RSENSE
0.002 Ω
0.004 Ω
MOSFET
IRFH5300PbF
IRFH6200PbF
BSC019N02KSG
FDMS7570S
SiR890DP
Manufacturer
IR
IR
Infineon
Fairchild
Vishay
RSOAR
2.32k
2.32k
4.32k
4.87k
5.90k
RSOAS
2.67k
2.67k
1.69k
1.87k
2.61k
RSOAT
1.74k
2.26k
1.74k
2.15k
2.37k
PULSE
8ms
7ms
8ms
5ms
2ms
IRFH5300PbF
BSC019N02KSG
IR
Infineon
2.32k
4.32k
1.33k
1.69k
2.74k
2.05k
22ms
41ms
10A
13A
0.004 Ω
SiR890DP
Vishay
5.90k
2.61k
1.96k
10ms
IRFH5304PbF
IR
13.3k
1.30k
1.87k
11ms
5V
SiR890DP
SiR802DP
Vishay
Vishay
5.90k
10.7k
1.30k
1.30k
4.02k
1.43k
49ms
20ms
5A
6.5A
0.008 Ω
BSC046N02KSG
Infineon
9.76k
1.30k
2.26k
38ms
FDMS7580S
IRFH5304PbF
Fairchild
IR
15.8k
13.3k
1.30k
1.30k
1.96k
1.58k
12ms
20ms
Table 1 - Reference Design Variations and Associated Components
Picor Corporation · picorpower.com
PI2211
Rev 1.0, Page 17 of 26
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