General Purpose Zener Diode JSCJ MMSZ5232B SOD123 Package Medium Current Surface Mount Device
Product Overview
The MMSZ5221B to MMSZ5259B series are Zener diodes from JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD. These diodes feature a planar die construction and are housed in an ultra-small surface mount SOD-123 package. They are designed for general purpose, medium current applications and are ideally suited for automated assembly processes. The series offers a wide range of Zener voltages from 2.4V to 39V.
Product Attributes
- Brand: JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
- Origin: China
- Package Type: SOD-123 Plastic-Encapsulate
Technical Specifications
| Type Number Code | Nominal Zener Voltage (V) | Zener Voltage Min (V) | Zener Voltage Max (V) | Test Current (IZT) (mA) | Max Zener Impedance (ZZT@IZT) () | Max Reverse Current (IZK) (uA) | Reverse Voltage (VR) (V) |
| MMSZ5221B (C1) | 2.4 | 2.28 | 2.52 | 20 | 30 | 0.25 | 1.0 |
| MMSZ5223B (C3) | 2.7 | 2.57 | 2.84 | 20 | 30 | 0.25 | 1.0 |
| MMSZ5225B (C5) | 3.0 | 2.85 | 3.15 | 20 | 30 | 0.25 | 1.0 |
| MMSZ5226B (G1) | 3.3 | 3.14 | 3.47 | 20 | 28 | 0.25 | 1.0 |
| MMSZ5227B (G2) | 3.6 | 3.42 | 3.78 | 20 | 24 | 0.25 | 1.0 |
| MMSZ5228B (G3) | 3.9 | 3.71 | 4.10 | 20 | 23 | 0.25 | 1.0 |
| MMSZ5229B (G4) | 4.3 | 4.09 | 4.52 | 20 | 22 | 0.25 | 1.0 |
| MMSZ5230B (G5) | 4.7 | 4.47 | 4.94 | 20 | 19 | 0.25 | 2.0 |
| MMSZ5231B (E1) | 5.1 | 4.85 | 5.36 | 20 | 17 | 0.25 | 2.0 |
| MMSZ5232B (E2) | 5.6 | 5.32 | 5.88 | 20 | 11 | 0.25 | 3.0 |
| MMSZ5233B (E3) | 6.0 | 5.70 | 6.30 | 20 | 7 | 0.25 | 3.5 |
| MMSZ5234B (E4) | 6.2 | 5.89 | 6.51 | 20 | 7 | 0.25 | 4.0 |
| MMSZ5235B (E5) | 6.8 | 6.46 | 7.14 | 20 | 5 | 0.25 | 5.0 |
| MMSZ5236B (F1) | 7.5 | 7.13 | 7.88 | 20 | 6 | 0.25 | 6.0 |
| MMSZ5237B (F2) | 8.2 | 7.79 | 8.61 | 20 | 8 | 0.25 | 6.5 |
| MMSZ5238B (F3) | 8.7 | 8.27 | 9.14 | 20 | 8 | 0.25 | 6.5 |
| MMSZ5239B (F4) | 9.1 | 8.65 | 9.56 | 20 | 10 | 0.25 | 7.0 |
| MMSZ5240B (F5) | 10 | 9.50 | 10.50 | 20 | 17 | 0.25 | 8.0 |
| MMSZ5241B (H1) | 11 | 10.45 | 11.55 | 20 | 22 | 0.25 | 8.4 |
| MMSZ5242B (H2) | 12 | 11.40 | 12.60 | 20 | 30 | 0.25 | 9.1 |
| MMSZ5243B (H3) | 13 | 12.35 | 13.65 | 9.5 | 13 | 0.25 | 9.9 |
| MMSZ5244B (H4) | 14 | 13.30 | 14.70 | 9.0 | 15 | 0.25 | 10.0 |
| MMSZ5245B (H5) | 15 | 14.25 | 15.75 | 8.5 | 16 | 0.25 | 11.0 |
| MMSZ5246B (J1) | 16 | 15.20 | 16.80 | 7.8 | 17 | 0.25 | 12.0 |
| MMSZ5248B (J3) | 18 | 17.10 | 18.90 | 7.0 | 21 | 0.25 | 14.0 |
| MMSZ5250B (J5) | 20 | 19.00 | 21.00 | 6.2 | 25 | 0.25 | 15.0 |
| MMSZ5251B (K1) | 22 | 20.90 | 23.10 | 5.6 | 29 | 0.25 | 17.0 |
| MMSZ5252B (K2) | 24 | 22.80 | 25.20 | 5.2 | 33 | 0.25 | 18.0 |
| MMSZ5253B (K3) | 25 | 23.75 | 26.25 | 5.0 | 35 | 0.25 | 19.0 |
| MMSZ5254B (K4) | 27 | 25.65 | 28.35 | 5.0 | 41 | 0.25 | 21.0 |
| MMSZ5255B (K5) | 28 | 26.60 | 29.40 | 4.5 | 44 | 0.25 | 21.0 |
| MMSZ5256B (M1) | 30 | 28.50 | 31.50 | 4.2 | 49 | 0.25 | 23.0 |
| MMSZ5257B (M2) | 33 | 31.35 | 34.65 | 3.8 | 58 | 0.25 | 25.0 |
| MMSZ5258B (M3) | 36 | 34.20 | 37.80 | 3.4 | 70 | 0.25 | 27.0 |
| MMSZ5259B (M4) | 39 | 37.05 | 40.95 | 3.2 | 80 | 0.25 | 30.0 |
| Characteristic | Symbol | Value | Unit |
| Forward Voltage (Note 2) @ IF = 10mA | VF | 0.9 | V |
| Power Dissipation (Note 1) | Pd | 350 | mW |
| Thermal Resistance, Junction to Ambient Air | RJA | 357 | /W |
| Operating and Storage Temperature Range | Tj,TSTG | -65~ +150 |
2410121248_JSCJ-MMSZ5232B_C21554.pdf
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