Surface mount ultra low VF Schottky barrier rectifier FMS Formosa Microsemi SU34-F ideal for applications
Product Overview
The SU34-F is a surface mount ultra low VF Schottky barrier rectifier designed for high-efficiency applications. It features a plastic package with Underwriters Laboratory Flammability Classification 94V-0, making it suitable for surface mounted applications. The device offers built-in strain relief for automated placement, high forward surge current capability, and high temperature soldering guarantee. It is ideal for applications requiring low power loss and high efficiency, with a metal silicon junction for majority carrier conduction.
Product Attributes
- Brand: Formosa MS
- Certifications: RoHS Directive 2011/65/EU, Halogen-free
- Package: JEDEC SMAF molded plastic body
- Terminals: Solder plated, solderable per MIL-STD-750, Method 2026
- Polarity: Color band denotes cathode end
- Mounting Position: Any
Technical Specifications
| Symbol | Parameter | Conditions | MIN. | TYP. | MAX. | UNIT |
| IO | Forward rectified current | See Fig.2 | 3.0 | A | ||
| IFSM | Forward surge current | 8.3ms single half sine-wave (JEDEC methode) | 80 | A | ||
| IR | Reverse current | VR = 40V, TJ = 25°C | 0.5 | mA | ||
| RθJA | Thermal resistance | Junction to ambient (P.C.B. mounted with 0.2x0.2(5.0x5.0mm) copper pad areas) | 500 | °C/W | ||
| CJ | Diode junction capacitance | f=1MHz and applied 4V DC reverse voltage | 55 | pF | ||
| TSTG | Storage temperature | -65 | +150 | °C | ||
| TJ | Operating temperature | -55 | +125 | °C | ||
| VF | Maximum forward voltage | IF = 3.0A | 0.40 | V | ||
| VRRM | Repetitive peak reverse voltage | 40 | V | |||
| VRMS | RMS voltage | 28 | V | |||
| VR | Continuous reverse voltage | 40 | V |
2411271938_FMS-Formosa-Microsemi-SU34-F_C3038844.pdf
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