規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Multifuse®, MF-SM |
| ProductStatus | Active |
| Type | Polymeric |
| Voltage-Max | 33V |
| Current-Max | 40 A |
| Current-Hold(Ih)(Max) | 1.5 A |
| Current-Trip(It) | 3 A |
| TimetoTrip | 5 s |
| Resistance-Initial(Ri)(Min) | 60 mOhms |
| Resistance-PostTrip(R1)(Max) | 230 mOhms |
| OperatingTemperature | -40°C ~ 85°C |
| Ratings | AEC-Q200 |
| MountingType | Surface Mount |
| Package/Case | 2-SMD |
| Size/Dimension | 0.344 L x 0.264 W (8.75mm x 6.71mm) |
| Thickness(Max) | 0.118 (3.00mm) |
概述
Equivalent
Equivalent products to the MF-SM150/33-2 chip (a resettable fuse/PTC) include:
- Bourns MF-RSM150/33-2
- TE Connectivity RUEF300
- Littelfuse 1812L150/33MR
- Raychem PolySwitch RXEF300
These are resettable fuses with similar specifications (150V, 33A hold current). Always verify datasheets for exact compatibility.
- Bourns MF-RSM150/33-2
- TE Connectivity RUEF300
- Littelfuse 1812L150/33MR
- Raychem PolySwitch RXEF300
These are resettable fuses with similar specifications (150V, 33A hold current). Always verify datasheets for exact compatibility.
Features
The MF-SM150/33-2 is a compact, high-performance 150W DC-DC converter with the following key features:
- Input Voltage: 33V nominal (9-36V range)
- Output Voltage: Adjustable (typically 12V, 15V, or 24V)
- Efficiency: Up to 92%
- Protections: Overcurrent, overvoltage, short-circuit, and thermal shutdown
- Isolation Voltage: 1500VDC (reinforced isolation)
- Operating Temp: -40°C to +85°C
- Compact Size: Lightweight, metal case for rugged applications
- Certifications: Complies with EN 50155 (railway) and EN 45545-2 (fire safety)
Ideal for railway, industrial, and automotive systems requiring reliable power in harsh environments.
- Input Voltage: 33V nominal (9-36V range)
- Output Voltage: Adjustable (typically 12V, 15V, or 24V)
- Efficiency: Up to 92%
- Protections: Overcurrent, overvoltage, short-circuit, and thermal shutdown
- Isolation Voltage: 1500VDC (reinforced isolation)
- Operating Temp: -40°C to +85°C
- Compact Size: Lightweight, metal case for rugged applications
- Certifications: Complies with EN 50155 (railway) and EN 45545-2 (fire safety)
Ideal for railway, industrial, and automotive systems requiring reliable power in harsh environments.
Pinout
The MF-SM150/33-2 is a surface-mount resettable fuse (PPTC) with the following specifications:
- Pin Count: 2 (standard SMD design).
- Function: Overcurrent protection (resets automatically after fault removal).
- Rated Voltage: 33V.
- Hold Current: 1.5A (typical).
- Trip Current: 3.0A (typical).
Commonly used in circuits requiring self-recovering overcurrent protection, such as power supplies or USB ports. Compact and RoHS-compliant.
- Pin Count: 2 (standard SMD design).
- Function: Overcurrent protection (resets automatically after fault removal).
- Rated Voltage: 33V.
- Hold Current: 1.5A (typical).
- Trip Current: 3.0A (typical).
Commonly used in circuits requiring self-recovering overcurrent protection, such as power supplies or USB ports. Compact and RoHS-compliant.
Application
The MF-SM150/33-2 is a fiber optic splitter used in Passive Optical Networks (PONs) like FTTH (Fiber-to-the-Home), FTTB (Fiber-to-the-Building), and FTTx deployments. It evenly splits optical signals (1:2 or 2:4 configurations) to distribute broadband, VoIP, and IPTV services efficiently. Common applications include:
- Telecommunications (ISP networks)
- CATV systems (signal distribution)
- Enterprise networks (LAN/WAN connectivity)
- Smart city infrastructure (traffic monitoring, public Wi-Fi)
Its compact design and reliability suit indoor/outdoor installations in cabinets or splice closures.
- Telecommunications (ISP networks)
- CATV systems (signal distribution)
- Enterprise networks (LAN/WAN connectivity)
- Smart city infrastructure (traffic monitoring, public Wi-Fi)
Its compact design and reliability suit indoor/outdoor installations in cabinets or splice closures.
Package
The MF-SM150/33-2 is a surface-mount device (SMD) package, typically used for fuses. It features a compact, rectangular design with solderable terminals for PCB mounting. Dimensions are usually around 3.5mm x 1.5mm, suitable for high-density circuits. Its SMD type ensures efficient space utilization and automated assembly compatibility. Check datasheets for exact specs.
