Zener Diode SMC MMSZ5260B with 5 Percent Nominal Voltage and Halogen Free Surface Mount Construction
SMC MMSZ5221B-MMSZ5267B Zener Diodes
The SMC MMSZ5221B-MMSZ5267B series are Zener diodes designed for surface mount applications. These diodes feature a planar die construction, 500mW power dissipation, and offer standoff voltages ranging from 2.4V to 75V with a 5% nominal Zener voltage. They are suitable for applications requiring precise voltage regulation.
Product Attributes
- Brand: SMC Diode Solutions
- Origin: China - Germany - Korea - Singapore - United States
- Case: SOD-123, Molded Plastic
- Terminals: Plated Leads Solderable per MIL-STD-202, Method 208
- Polarity: Cathode Band
- Material: Plastic (UL Recognition Flammability Classification 94V-O)
- Features: Halogen Free, Traceable to wafer lot
Technical Specifications
| Characteristic | Symbol | Value | Units | Notes |
|---|---|---|---|---|
| Power Dissipation | PD | 500 | mW | Device mounted on ceramic PCB; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm2. |
| Forward Voltage | VF | 0.9 | V | @ IF = 10mA (Tested with pulses, Tp1.0ms) |
| Thermal Resistance junction to Ambient Air | RJA | 357 | C/W | |
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 to 150 | C | |
| Weight | 0.01 | grams (approx) |
Mechanical Dimensions (SOD-123)
| SYMBOL | Millimeters | Inches | ||
|---|---|---|---|---|
| MIN. | MAX. | MIN. | MAX. | |
| A | 1.050 | 1.250 | 0.041 | 0.049 |
| A1 | 0.000 | 0.100 | 0.000 | 0.004 |
| A2 | 1.050 | 1.150 | 0.041 | 0.045 |
| b | 0.450 | 0.650 | 0.018 | 0.026 |
| c | 0.080 | 0.150 | 0.003 | 0.006 |
| D | 1.500 | 1.700 | 0.059 | 0.067 |
| E | 2.600 | 2.800 | 0.102 | 0.110 |
| E1 | 3.550 | 3.850 | 0.140 | 0.152 |
| L | 0.500 REF. | 0.020 REF. | ||
| L1 | 0.250 | 0.450 | 0.010 | 0.018 |
| 0 | 8 | 0 | 8 |
Ordering Information
| Device | Package | Shipping | Marking Diagram |
|---|---|---|---|
| MMSZ5221B-MMSZ5267B | SOD-123 | 3000pcs / reel | C1 = Marking code |
| MMSZ5221BTR-MMSZ5267TR | SOD-123 | 3000pcs / reel | C1 = Marking code |
2409301633_SMC-MMSZ5260B_C499771.pdf
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