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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 2.4V SOT-363
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Tape & Reel (TR)
- Configuration：2 Independent
- Voltage - Zener (Nom) (Vz)：2.4 V
- Tolerance：±5%
- Power - Max：200 mW
- Impedance (Max) (Zzt)：30 Ohms
- Current - Reverse Leakage @ Vr：100 µA @ 1 V
- Operating Temperature：-65°C ~ 150°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- pa_package-case：
- Supplier Device Package：SOT-363
- Voltage - Forward (Vf) (Max) @ If：900 mV @ 10 mA
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Overview
The MMBZ5221BS-7 is a dual isolated Zener diode array manufactured by Diodes Incorporated. It features two independent 2.4V Zener diodes housed in an SOT-363 surface-mount package. The device has a maximum power dissipation of 200mW and operates within a temperature range of -65°C to +150°C. Electrical specifications include a nominal Zener voltage of 2.4V with a tolerance of ±5%, a maximum reverse leakage current of 100µA at 1.0V, and a Zener impedance of 30Ω at a test current of 20mA.
Feature Summary
- Dual isolated Zener configuration in an ultra-small surface mount package
- Planar die construction for reliable performance
- Lead-free plating with matte tin finish annealed over Alloy 42 leadframe
Applications
- Automated assembly processes
- Voltage reference circuits
- Signal clamping applications
Procurement Notes
Verify the specific ordering suffix against official documentation to confirm packaging details. The standard shipping quantity for this component type is typically 3000 units per tape and reel. Confirm RoHS compliance status and date code requirements directly with the manufacturer or authorized distributors before procurement.
Selection Notes
Select this component when space-constrained designs require dual voltage regulation or clamping functions. The SOT-363 package offers a compact footprint suitable for high-density PCB layouts. Ensure the required Zener voltage and power dissipation capabilities align with the circuit's operational parameters.
Part Context
This part belongs to the MMBZ5221BS through MMBZ5259BS series from Diodes Incorporated. The series provides various Zener voltage options ranging from 2.4V to 39V in the same SOT-363 package format. This allows designers to maintain consistent board layout practices while adjusting voltage specifications across different product variants.
Replacement Considerations
Direct replacement parts include MMBZ5221BS-7-F from Diodes Incorporated. Verify pinout compatibility and electrical characteristics match the original design requirements before substitution.
FAQ
What is the marking code for the MMBZ5221BS?
The marking code for the MMBZ5221BS is KC1.
What is the thermal resistance junction-to-ambient air value?
The thermal resistance (RθJA) is 625 °C/W.
Is the device compliant with RoHS standards?
Yes, the device is lead-free and RoHS compliant.
