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Product Detailed Parameters
- Description:PPTC-MINI-PSW
- Series:PolySwitch®, microASMD
- Mfr:Littelfuse Inc.
- Package:Tape & Reel (TR),Cut Tape (CT)
- Type:Polymeric
- Voltage - Max:12V
- Current - Hold (Ih) (Max):1.25 A
- Current - Trip (It):3.75 A
- Current - Max:40 A
- Time to Trip:1 s
- Resistance - Initial (Ri) (Min):30 mOhms
- Resistance - Post Trip (R1) (Max):300 mOhms
- Resistance - 25°C (Typ):-
- Operating Temperature:-40°C ~ 85°C
- Grade:Automotive
- Qualification:AEC-Q200
- Ratings:-
- Mounting Type:Surface Mount
- Package / Case:1210 (3225 Metric), Concave
- Size / Dimension:0.127" L x 0.101" W (3.22mm x 2.58mm)
- Height - Seated (Max):-
- Thickness (Max):0.055" (1.40mm)
- Lead Spacing:-
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Overview
The Littelfuse MICROASMDCH125F-2 is a surface-mount PolySwitch resettable fuse designed for overcurrent protection in compact electronic circuits. It features a hold current of 125 mA and a trip current of 375 mA, operating at a maximum voltage of 30 VDC. The device has a maximum resistance of 700 mOhms and can withstand a maximum fault current of 20 A. It is housed in a 1210 (3225 metric) package with dimensions of approximately 3.2 mm by 2.5 mm. The component operates within a temperature range of -40°C to +125°C and meets AEC-Q200 automotive qualification standards.
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