{"product_id":"mm3z3v3gw-3-3v-surface-mount-zener-diode-sod-323","title":"MM3Z3V3GW 3.3V Surface Mount Zener Diode (SOD-323)","description":"\u003cp\u003eEnsure stable voltage references and reliable overvoltage clamping for your 3.3V circuits with the \u003cb\u003eMM3Z3V3GW\u003c\/b\u003e Zener diode. Modern microcontroller platforms like ESP32, STM32, and Raspberry Pi Pico operate strictly on a 3.3V power and logic baseline. When interfacing with external sensors or legacy 5V modules, accidental overvoltage can easily damage sensitive GPIO pins or ADC inputs. Placing this 3.3V Zener diode across your signal line or power rail provides instant, localized protection by safely clamping excessive voltage to ground.\u003c\/p\u003e\n\u003cp\u003eIn addition to protective clamping, it serves as a precise voltage reference for analog-to-digital converters (ADCs), voltage comparators, and low-current linear regulation stages. Housed in the compact SOD-323 surface-mount package, the MM3Z3V3GW balances solid thermal performance with a small PCB footprint, making it an essential component for custom IoT nodes, battery-powered devices, and compact DIY electronics.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e3.3V Voltage Baseline:\u003c\/b\u003e Optimized for 3.3V microcontroller logic protection, ADC reference voltages, and voltage clamping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eGPIO Protection:\u003c\/b\u003e Safeguards vulnerable microcontroller inputs against stray voltage spikes and accidental 5V logic connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePrecision Regulation:\u003c\/b\u003e Delivers a stable Zener reference voltage for low-current analog and biasing circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCompact SOD-323 Footprint:\u003c\/b\u003e Saves valuable board space compared to larger packages while maintaining excellent thermal efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e MM3Z3V3GW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDiode Type:\u003c\/b\u003e Zener Diode\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eNominal Zener Voltage (\u003cspan class=\"math-inline\"\u003e$V_Z$\u003c\/span\u003e):\u003c\/b\u003e 3.3V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePower Dissipation (\u003cspan class=\"math-inline\"\u003e$P_D$\u003c\/span\u003e):\u003c\/b\u003e 300mW – 500mW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePackage Type:\u003c\/b\u003e SOD-323 (SMD\/SMT)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RC-LIFE","offers":[{"title":"Default Title","offer_id":54288076046674,"sku":null,"price":1.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1065\/8067\/2850\/files\/607330a.jpg?v=1786974140","url":"https:\/\/rc-life.com\/products\/mm3z3v3gw-3-3v-surface-mount-zener-diode-sod-323","provider":"rc-life","version":"1.0","type":"link"}