The S5GC-13-F is a 5.1V Zener diode from onsemi (formerly Diodes Inc) in a compact SOD-123FL surface-mount package. Part of the S-series general-purpose Zener diode family, it provides 500 mW power dissipation with \u00b15% tolerance, suitable for voltage regulation and protection in space-constrained designs.<\/p>\n
Product Overview The S5GC-13-F is a 5.1V Zener diode from onsemi (formerly Diodes Inc) in a compact SOD-123FL surface-mount package. Part of the S-series general-purpose Zener diode family, it provides 500 mW power dissipation with \u00b15% tolerance, suitable for voltage regulation and protection in space-constrained designs. Key Specifications Zener Voltage: 5.1V nominal (4.85V ~ 5.35V […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[57,13],"tags":[],"chip_brand":[144],"class_list":["post-6498","post","type-post","status-publish","format-standard","hentry","category-insulated-gate-bipolar-transistors-igbt","category-integrated-circuits-ics","chip_brand-on"],"acf":{"brief_explanation":"5.1V 500mW Zener diode, \u00b15%, 15\u03a9 impedance, SOD-123FL surface mount","date_code":"","package_case":"SOD-123FL","in_stock":14200,"datasheet":"https:\/\/www.onsemi.com\/pdf\/datasheet\/sz1smb5917b-d.pdf","price":"$0.04","product_introduction":"The S5GC-13-F from onsemi is a 5.1V Zener diode in the compact SOD-123FL surface-mount package, designed for general-purpose voltage regulation and protection in space-constrained applications. The device provides 500 mW power dissipation with a \u00b15% tolerance on the Zener voltage, making it suitable for low-power voltage reference and clamping applications. The SOD-123FL package offers a significantly smaller footprint than traditional DO-214 packages, enabling higher component density on modern PCBs. The -13-F suffix indicates tape and reel packaging with 3000 units per reel.","working_principle":"The S5GC-13-F operates as a Zener diode in the reverse breakdown region. When the reverse voltage exceeds the Zener breakdown voltage (5.1V nominal), the diode conducts and maintains a nearly constant voltage across its terminals. The low dynamic impedance (15\u03a9 at 5 mA) ensures reasonable voltage regulation under varying load conditions. In forward bias, the device behaves as a standard silicon diode with approximately 0.7V forward drop. The Zener breakdown mechanism combines both the Zener effect (quantum tunneling at lower voltages) and avalanche multiplication, providing stable breakdown characteristics over the operating temperature range.","pin_description":"
| Pin<\/th> | Name<\/th> | Function<\/th><\/tr> | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1<\/td> | Cathode<\/td> | Negative terminal (marked with band on package)<\/td><\/tr> | ||||||||||||
| 2<\/td> | Anode<\/td> | Positive terminal<\/td><\/tr><\/table>","application_scenarios":"The S5GC-13-F is commonly used as a voltage reference in low-power circuits where its compact SOD-123FL package saves board space compared to through-hole alternatives. It provides overvoltage protection for microcontroller I\/O pins by clamping voltage to 5.1V, preventing damage from electrostatic discharge or signal overshoot. In battery-powered devices, it serves as a simple shunt regulator for bias circuits. The 500 mW rating is sufficient for most low-current reference and protection applications in portable electronics.","alternative_models":"
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