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Bourns MFSM250299 PTC Resettable Fuse

Bourns MF-SM series PTC resettable fuses are surface mount devices designed to provide overcurrent protection in a compact form factor. These fuses are AEC-Q200 compliant, making them suitable for automotive applications. They offer a reliable and resettable protection mechanism, automatically returning to a normal state once the fault condition is removed. The fuses are RoHS compliant and halogen free, meeting environmental standards. They are commonly used in computers, peripherals, general electronics, and automotive applications to safeguard against damage from overcurrent events.

Authorized Distributors
Part No:MF-SM250-2-99
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-SM250-2-99
Stock:84
Inv Date:05-28-2026
Price: Unit price: $0.376
Buy/RFQ:
Part No:MF-SM250-2-99
Stock:84
Inv Date:05-28-2026
Price: Unit price: $0.376
Buy/RFQ:

Bourns MFSM250299 PTC Resettable Fuse Specifications:

  • A_max: 7.98
  • A_min: 6.73
  • B_max: 3.18
  • B_min: 3.0
  • C_max: 5.44
  • C_min: 5.44
  • D_max: 0.71
  • D_min: 0.56
  • E_max: 0.71
  • E_min: 0.56
  • F_max: 2.41
  • F_min: 2.16
  • G_max: 1.37
  • G_min: 0.66
  • H_max: 0.43
  • H_min: 0.43
  • V_max_volts: 60
  • I_max_amps: 100
  • I_hold_amperes_at_23C: 2.50
  • I_trip_amperes_at_23C: 5.00
  • R_min_ohms_at_23C: 0.024
  • R1_max_ohms_at_23C: 0.085
  • Max_time_to_trip_seconds_at_23C: 8.0
  • Tripped_power_dissipation_watts_at_23C: 1.9
  • Operating_temperature_C: -40 to +85
  • Max_device_surface_temperature_C: 125
  • Passive_aging_C: +85, 1000 hours
  • Humidity_aging_C: +85, 85% RH, 7 days
  • Thermal_shock_C: -40 to +85, 20 cycles
  • Vibration_C: MIL-STD-883C, Method 2007.1
  • Moisture_sensitivity_level: Level 1
  • ESD_classification_HBM: Available

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Frequently Asked Questions

Where can I buy Bourns MFSM250299?

You can click on the BUY or RFQ button to purchase MFSM250299 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFSM250299?

You can download the MFSM250299 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFSM250299?

Bourns

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