SMPS/Fairchild Power Switch (FPS™) Excel-based Design Tools

The Fairchild Power Switch (FPS™) is an integrated PWM and SenseFET used for switch mode power supplies. The table below lists each part and it's corresponding downloadable Excel-based design tool. In addition, each design tool comes with it's own application note to guide users through the process. Green mode FPS™ parts are indicated with green text. Please note each column header is sortable.

- MyFairchild registration is required to download the excel design tools.

Products Design Tool Help Drain
Voltage
Max. (V)
Static
Drain-Source
on Resistance
Max. (Ω)
Peak
Current
Limit
Typ. (A)
Output
Power
Max. @ 85-265
Vac (W)
Open Frame
Switching
Frequency (kHz)
Package
FSB117H Flyback/Forward 700 11 0.8 13 100
FSB127H Flyback/Forward 700 7.2 1 16 100
FSB137HL Flyback/Forward 700 4.75 1 19 100
FSB147H Flyback/Forward 700 2.7 1.5 26 100
FSBH0170W Flyback/Forward 700 11 0.8 13 100
FSBH0270W Flyback/Forward 700 7.2 1 16 100
FSBH0F70WA Flyback/Forward 700 19 0.73 8 100
FSCQ0565RT QRC 650 2.2 3.5 55 Variable
FSCQ0765RT QRC 650 1.6 5 85 Variable
FSCQ0965RT QRC 650 1.2 6 110 Variable
FSCQ1265RT QRC 650 0.9 7 140 Variable
FSCQ1565RT QRC 650 0.65 8 170 Variable
FSD146MRBN FSL1xxMRT Series 650 2.6 1.5 26 67
FSD156MRBN FSL1xxMRT Series 650 2.2 1.6 30 67
FSD176MRT FSL1xxMRT Series 650 1.6 3.5 70 67
FSDM311A Flyback/Forward 650 19 0.5 8 67
FSGM0465R Flyback/Forward 650 2.6 1.8 48 67
FSGM0565R Flyback/Forward 650 2.2 2.2 60 67
FSGM0565RB Flyback/Forward 650 2.2 3 70 67
FSGM0765R Flyback/Forward 650 1.6 2.6 70 67
FSGM300N Flyback/Forward 650 2.2 1.6 30 67
FSL106HR FSL1x6xRN Series 650 19 0.7 10 100
FSL106MR FSL1x6xRN Series 650 19 0.58 8 67
FSL116HR FSL1x6xRN Series 650 10 1.2 14 100
FSL116LR FSL1x6xRN Series 650 10 1.2 14 50
FSL117MRIN FSL1xxMRIN Series 700 11 0.8 10 67
FSL126HR FSL1x6xRN Series 650 6 1.5 17 100
FSL126MR FSL1x6xRN Series 650 6 1.5 17 67
FSL126MRT FSL1xxMRT Series 650 6.2 1.2 25 67
FSL128MRT FSL1xxMRT Series 800 7.3 1.2 25 67
FSL136HR FSL1x6xRN Series 650 4 2.15 20 100
FSL136MR FSL1x6xRN Series 650 4 2.15 20 67
FSL136MRT FSL1xxMRT Series 650 4 2.15 35 67
FSL137H Flyback/Forward 700 4.75 0.84 19 100
FSL137MRIN FSL1xxMRIN Series 700 4.75 1.3 20 67
FSL138MRT FSL1xxMRT Series 800 5 2.15 35 67
FSL146MRBN FSL1xxMRT Series 650 2.6 1.5 26 67
FSL156MRBN FSL1xxMRT Series 650 2.2 1.6 30 67
FSL156MRIN FSL1xxMRIN Series 650 2.2 1.6 30 67
FSL176MRT FSL1xxMRT Series 650 1.6 3.5 70 67
FSL206MR FSL206MR Series 650 19 0.6 7 67
FSL306LRN FSL306LR Buck Converter 650 18 0.45 7 50
FSL336LR FSL336LR Buck Converter 650 4 1.8 20 50
FSQ0165RN QRC e-Series I 650 10 0.9 13 Variable
FSQ0170RNA Flyback/Forward 700 11 0.8 13 100
FSQ0265RN QRC e-Series I 650 6 1.2 16 Variable
FSQ0270RNA Flyback/Forward 700 7.2 0.9 16 100
FSQ0365RN QRC e-Series I 650 4.5 1.5 19 Variable
FSQ0370RLA Flyback/Forward 700 4.75 1.1 19 100
FSQ0370RNA Flyback/Forward 700 4.75 1.1 19 100
FSQ0465RS QRC e-Series I 650 2.6 1.8 48 Variable
FSQ0565RQ QRC e-Series I 650 2.2 3 60 Variable
FSQ0565RS QRC e-Series I 650 2.2 2.25 60 Variable
FSQ0765RQ QRC e-Series I 650 1.6 3.5 70 Variable
FSQ0765RS QRC e-Series I 650 1.6 2.5 70 Variable
FSQ100 Flyback/Forward 650 22 0.55 8 65
FSQ110 Flyback/Forward 650 19 0.7 12 100
FSQ211 Flyback/Forward 650 25 0.38 3 65
FSQ321 QRC e-Series I 650 19 0.6 10 Variable
FSQ500L Flyback/Forward 700 29 0.28 2.5 130
FSQ510 QRC e-Series I 700 32 0.32 6 Variable

*Part includes peak current limit adjust pin to reduce current limit to help optimize the design and limit power delivery capability.

            Yellow shading indicates value must be used as an input in the Excel-based design tool
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