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The CMPZDA10V TR TIN/LEAD is a dual, common anode silicon Zener diode from the Central Semiconductor CMPZDA series. It operates within a voltage range of 9.4 V to 10.6 V at a test current of 5.0 mA. The device features a maximum Zener impedance of 20 Ω at IZT and 150 Ω at IZK. Maximum reverse current is specified as 0.2 μA at 7.0 V, with a maximum Zener current of 7.0 mA. The component dissipates up to 350 mW, has a thermal resistance of 429 °C/W, and functions between -65 °C and +175 °C. It utilizes an SOT-23 package.
Verify the specific ordering suffix required for your manufacturing process. The datasheet indicates that adding 'TIN/LEAD' specifies Tin/Lead plating, while 'PBFREE' denotes Lead-Free options. Confirm the exact suffix matches your assembly requirements before placing orders to ensure correct material compliance.
Select this component when a dual Zener arrangement with a shared anode is necessary. Ensure the operating voltage falls within the 9.4 V to 10.6 V range. Verify that the 350 mW power dissipation and SOT-23 footprint meet the thermal and spatial constraints of the target PCB layout.
This part belongs to the CMPZDA series, which covers voltages from 2.4 V to 47 V. All devices share identical physical dimensions and electrical characteristics per diode, differing only in breakdown voltage and marking codes. The series is designed for surface mount applications requiring dual regulators in a single package.
Direct replacements must match the dual common anode topology, SOT-23 package, and 350 mW rating. Verify that substitute components provide equivalent Zener impedance and reverse leakage specifications at the 10 V nominal level.
The marking code for the CMPZDA10V is ZZ9.
Pin 1 is Cathode D2, Pin 2 is Cathode D1, and Pin 3 is the common Anode for both diodes.
The maximum Zener voltage temperature coefficient is 0.07 %/°C.