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The MMBZ5256BTW_R1_00001 is a surface mount silicon Zener diode from the Panjit MMBZ5221BTW series, housed in an SOT-363 plastic case. It provides a nominal Zener voltage of 30V with a tolerance range of 28.50V to 31.50V at a test current of 4.2mA. The device features a maximum power dissipation of 200mW and operates within a junction temperature range of -55°C to +150°C. Electrical characteristics include a maximum Zener impedance of 49Ω at IZT and 600Ω at IZK, with a maximum reverse leakage current of 0.1μA at VR=23V.
Verify the specific ordering suffix R1_00001 against official distributor catalogs to confirm reel packaging quantities and tape specifications. Ensure compliance with the manufacturer's environmental declarations and lead-free status prior to integration into production lines.
Select this component when a 30V reference is required in a compact SOT-363 footprint. Consider the 200mW power limit and thermal derating curves for high-temperature environments. Verify that the 49Ω dynamic impedance meets the circuit's noise and stability requirements.
This part belongs to the MMBZ5221BTW ~ MMBZ5267BTW series of surface mount silicon Zener diodes manufactured by Panjit International Inc. The series covers a wide voltage range from 2.4V to 75V, offering standardized electrical parameters and mechanical dimensions across multiple voltage options within the same package family.
Cross-reference with other manufacturers' SOT-363 Zener diodes rated for 30V and 200mW. Verify pinout compatibility and ensure equivalent electrical parameters, specifically Zener impedance and leakage current limits, match the original design requirements.