USB Power Switch Product Guide
Product Selection Guide
Part Number
Type
Switch "ON" Enable Undervoltage Current
Package Resistance Logic
Lockout
Limit
Thermal
Shutdown Fault Flag
IMP2524-1BWM Quad 16-pin, SO
0.14Ω
HIGH
•
•
•
•
IMP2524-2BWM Quad 16-pin, SO
0.14Ω
LOW
•
•
•
•
IMP2524-1BN
Quad 16-pin, DIP
0.14Ω
HIGH
•
•
•
•
IMP2524-2BN
Quad 16-pin, DIP
0.14Ω
LOW
•
•
•
•
IMP2525A-1BM Single 8-pin, SO
0.070Ω
HIGH
•
•
•
•
IMP2525A-2BM Single 8-pin, SO
0.070Ω
LOW
•
•
•
•
IMP2525A-1BN Single 8-pin, DIP
0.070Ω
HIGH
•
•
•
•
IMP2525A-2BN Single 8-pin, DIP
0.070Ω
LOW
•
•
•
•
IMP2525-1BM
Single 8-pin, SO
0.14Ω
HIGH
•
•
•
•
IMP2525-2BM
Single 8-pin, SO
0.14Ω
LOW
•
•
•
•
IMP2525-1BN
Single 8-pin, DIP
0.14Ω
HIGH
•
•
•
•
IMP2525-2BN
Single 8-pin, DIP
0.14Ω
LOW
•
•
•
•
IMP2526-1BM
Dual 8-pin, SO
0.14Ω
HIGH
•
•
•
•
IMP2526-2BM
Dual 8-pin, SO
0.14Ω
LOW
•
•
•
•
IMP2526-1BN
Dual 8-pin, DIP
0.14Ω
HIGH
•
•
•
•
IMP2526-2BN
Dual 8-pin, DIP
0.14Ω
LOW
•
•
•
•
IMP2527-1BWM Quad 16-pin, SO
0.30Ω
HIGH
•
•
•
•
IMP2527-2BWM Quad 16-pin, SO
0.30Ω
LOW
•
•
•
•
IMP2527-1BN
Quad 16-pin, DIP
0.30Ω
HIGH
•
•
•
•
IMP2527-2BN
Quad 16-pin, DIP
0.30Ω
LOW
•
•
•
•
USBSEL01
All devices are pin-compatible with the MIC2525/2526 devices. Compared to the Micrel MIC2525, the enhanced IMP2525A has a 50% lower "ON"
resistance.
Product Cross Reference Guide
Micrel Part Number
MIC2524-1BWM
MIC2524-2BWM
MIC2524-1BN
MIC2524-2BN
MIC2525A-1BM
MIC2525A-2BM
MIC2525A-1BN
MIC2525A-2BN
MIC2525-1BM
MIC2525-2BM
MIC2525-1BN
MIC2525-2BN
MIC2526-1BM
MIC2526-2BM
MIC2526-1BN
MIC2526-2BN
MIC2527-1BWM
MIC2527-2BWM
MIC2527-1BN
MIC2527-2BN
IMP Part Number
IMP2524-1BWM
IMP2524-2BWM
IMP2524-1BN
IMP2524-2BN
IMP2525A-1BM
IMP2525A-2BM
IMP2525A-1BN
IMP2525A-2BN
IMP2525-1BM
IMP2525-2BM
IMP2525-1BN
IMP2525-2BN
IMP2526-1BM
IMP2526-2BM
IMP2526-1BN
IMP2526-2BN
IMP2527-1BWM
IMP2527-2BWM
IMP2527-1BN
IMP2527-2BN
Type
Quad
Quad
Quad
Quad
Single
Single
Single
Single
Single
Single
Single
Single
Dual
Dual
Dual
Dual
Quad
Quad
Quad
Quad
Package
16-pin, SO
16-pin, SO
16-pin, DIP
16-pin, DIP
8-pin, SO
8-pin, SO
8-pin, DIP
8-pin, DIP
8-pin, SO
8-pin, SO
8-pin, DIP
8-pin, DIP
8-pin, SO
8-pin, SO
8-pin, DIP
8-pin, DIP
16-pin, SO
16-pin, SO
16-pin, DIP
16-pin, DIP
408-432-9100/www.impweb.com
Switch "ON" Resistance
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.070Ω vs. 0.14Ω for Micrel 2525
0.070Ω vs. 0.14Ω for Micrel 2525
0.070Ω vs. 0.14Ω for Micrel 2525
0.070Ω vs. 0.14Ω for Micrel 2525
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.14Ω
0.30Ω
0.30Ω
0.30Ω
0.30Ω
USBXref02
© 2000 IMP, Inc. 6