hermetically sealed glass zener diode with 500 milliwatt power rating FUXINSEMI ZMM55C51 surface mount LL34 package
Product Overview
The ZMM55B/C Series are 500 mW, LL-34 hermetically sealed glass Zener voltage regulators designed for voltage regulation applications. They offer a Zener Voltage Range up to 75 Volts with tight tolerances of 2% for the ZMM55Bxxx and 5% for the ZMM55Cxxx. The devices feature a surface mountable LL-34/SOD-80 package, hermetically sealed glass construction, and compression bonded assembly for reliability. All external surfaces are corrosion-resistant, and terminals are readily solderable, making them suitable for various electronic assemblies. These regulators are RoHS compliant with a matte tin terminal finish and a color band indicating negative polarity.
Product Attributes
- Brand: ZMM55B / C Series
- Package Type: LL-34/SOD-80 (Mini-MELF)
- Construction: Hermetically Sealed Glass, Compression Bonded
- Terminal Finish: Matte Tin (Sn)
- Certifications: RoHS Compliant
- Polarity Indication: Color band
Technical Specifications
| Parameter | Model | Value | Units | Notes |
|---|---|---|---|---|
| Power Dissipation | All | 500 | mW | TA = 25C unless otherwise noted |
| Storage Temperature Range | All | -65 to +175 | C | |
| Operating Junction Temperature | All | +175 | C | |
| Zener Voltage Tolerance | ZMM55Bxxx | 2% | ||
| Zener Voltage Tolerance | ZMM55Cxxx | 5% |
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