Low Impedance Zener Diode ChipNobo MMSZ5231B-7-F-CN in Compact SOD-123 Package for Stable Voltage Regulation
Key Attributes
Model Number:
MMSZ5231B-7-F-CN
Product Custom Attributes
Impedance(Zzt):
17Ω
Diode Configuration:
Independent
Pd - Power Dissipation:
500mW
Zener Voltage(Range):
4.85V~5.36V
Impedance(Zzk):
1.6kΩ
Mfr. Part #:
MMSZ5231B-7-F-CN
Package:
SOD-123
Product Description
Product Overview
This series of Zener diodes offers low Zener impedance, a maximum power dissipation of 500mW, and high stability and reliability. Designed for general-purpose use in residential and commercial equipment, these diodes are suitable for applications where stable voltage regulation is required. They are packaged in a compact SOD-123 Small Outline Plastic Package.
Product Attributes
- Brand: ChipNobo
- Package: SOD-123
- Polarity: Color band denotes cathode end
- Epoxy UL Flammability: 94V-0
- Mounting Position: Any
Technical Specifications
Mechanical Data
| Parameter | Value | Unit |
|---|---|---|
| Power Dissipation | 500 | mW |
| Thermal Resistance, Junction-to-Ambient | 340 | /W |
| Thermal Resistance, Junction-to-Lead | 150 | /W |
| Storage Temperature Range | -65 to +150 |
Electrical Characteristics (TA = 25 unless otherwise specified)
| Model | Marking (Code) | VF @ IF=10mA (V) | IR @ VR Max (uA) | ZZK @ IZT Max () | ZZT @ IZT Max () | VZ1 (@ IZT) (V) | IZT Max (mA) | IZK Max (mA) |
|---|---|---|---|---|---|---|---|---|
| MMSZ5221B | C1 | 0.9 | 1200 | 30 | 0.25 | 2.28 to 2.52 | 20 | 100 |
| MMSZ5222B | C2 | 0.9 | 1250 | 30 | 0.25 | 2.38 to 2.63 | 20 | 100 |
| MMSZ5223B | C3 | 0.9 | 1300 | 30 | 0.25 | 2.57 to 2.84 | 20 | 75 |
| MMSZ5224B | C4 | 0.9 | 1400 | 30 | 0.25 | 2.66 to 2.94 | 20 | 75 |
| MMSZ5225B | C5 | 0.9 | 1600 | 30 | 0.25 | 2.85 to 3.15 | 20 | 50 |
| MMSZ5226B | G1 | 0.9 | 1600 | 28 | 0.25 | 3.14 to 3.47 | 20 | 25 |
| MMSZ5227B | G2 | 0.9 | 1700 | 24 | 0.25 | 3.42 to 3.78 | 20 | 15 |
| MMSZ5228B | G3 | 0.9 | 1900 | 23 | 0.25 | 3.71 to 4.10 | 20 | 10 |
| MMSZ5229B | G4 | 0.9 | 2000 | 22 | 0.25 | 4.09 to 4.52 | 20 | 5.0 |
| MMSZ5230B | G5 | 1.0 | 1900 | 19 | 0.25 | 4.47 to 4.94 | 20 | 5.0 |
| MMSZ5231B | E1 | 1.0 | 1600 | 17 | 0.25 | 4.85 to 5.36 | 20 | 5.0 |
| MMSZ5232B | E2 | 1.0 | 1600 | 11 | 0.25 | 5.32 to 5.88 | 20 | 5.0 |
| MMSZ5233B | E3 | 1.0 | 1600 | 7 | 0.25 | 5.70 to 6.30 | 20 | 5.0 |
| MMSZ5234B | E4 | 1.0 | 1000 | 7 | 0.25 | 5.89 to 6.51 | 20 | 5.0 |
| MMSZ5235B | E5 | 1.0 | 750 | 5 | 0.25 | 6.46 to 7.14 | 20 | 3 |
| MMSZ5236B | F1 | 1.0 | 500 | 6 | 0.25 | 7.13 to 7.88 | 20 | 3 |
| MMSZ5237B | F2 | 1.0 | 500 | 8 | 0.25 | 7.79 to 8.61 | 20 | 3 |
| MMSZ5238B | F3 | 1.0 | 600 | 8 | 0.25 | 8.27 to 9.14 | 20 | 3 |
| MMSZ5239B | F4 | 1.0 | 600 | 10 | 0.25 | 8.65 to 9.56 | 20 | 3 |
| MMSZ5240B | F5 | 1.0 | 600 | 17 | 0.25 | 9.50 to 10.50 | 20 | 3 |
| MMSZ5241B | H1 | 1.0 | 600 | 22 | 0.25 | 10.45 to 11.55 | 20 | 2.0 |
| MMSZ5242B | H2 | 1.0 | 600 | 30 | 0.25 | 11.40 to 12.60 | 20 | 1.0 |
| MMSZ5243B | H3 | 1.0 | 600 | 13 | 0.25 | 12.35 to 13.65 | 9.5 | 0.5 |
| MMSZ5244B | H4 | 1.0 | 600 | 15 | 0.25 | 13.30 to 14.70 | 9.0 | 0.1 |
| MMSZ5245B | H5 | 1.0 | 600 | 16 | 0.25 | 14.25 to 15.75 | 8.5 | 0.1 |
| MMSZ5246B | J1 | 1.0 | 600 | 17 | 0.25 | 15.20 to 16.80 | 7.8 | 0.1 |
| MMSZ5247B | J2 | 1.0 | 600 | 19 | 0.25 | 16.15 to 17.85 | 7.5 | 0.1 |
| MMSZ5248B | J3 | 1.0 | 600 | 21 | 0.25 | 17.10 to 18.90 | 7.0 | 0.1 |
| MMSZ5249B | J4 | 1.0 | 600 | 23 | 0.25 | 18.05 to 19.95 | 6.6 | 0.1 |
| MMSZ5250B | J5 | 1.0 | 600 | 25 | 0.25 | 19.00 to 21.00 | 6.2 | 0.1 |
| MMSZ5251B | K1 | 1.0 | 600 | 29 | 0.25 | 20.90 to 23.10 | 5.6 | 0.1 |
| MMSZ5252B | K2 | 1.0 | 600 | 33 | 0.25 | 22.80 to 25.20 | 5.2 | 0.1 |
| MMSZ5253B | K3 | 1.0 | 600 | 35 | 0.25 | 23.75 to 26.25 | 5.0 | 0.1 |
| MMSZ5254B | K4 | 1.0 | 600 | 41 | 0.25 | 25.65 to 28.35 | 5.0 | 0.1 |
| MMSZ5255B | K5 | 1.0 | 600 | 44 | 0.25 | 26.60 to 29.40 | 4.5 | 0.1 |
| MMSZ5256B | M1 | 1.0 | 600 | 49 | 0.25 | 28.50 to 31.50 | 4.2 | 0.1 |
| MMSZ5257B | M2 | 1.0 | 700 | 58 | 0.25 | 31.35 to 34.65 | 3.8 | 0.1 |
| MMSZ5258B | M3 | 1.0 | 700 | 70 | 0.25 | 34.20 to 37.80 | 3.4 | 0.1 |
| MMSZ5259B | M4 | 1.0 | 800 | 80 | 0.25 | 37.05 to 40.95 | 3.2 | 0.1 |
| MMSZ5260B | M5 | 1.0 | 900 | 93 | 0.25 | 40.85 to 45.15 | 3.0 | 0.1 |
| MMSZ5261B | N1 | 1.0 | 1000 | 105 | 0.25 | 44.65 to 49.35 | 2.7 | 0.1 |
| MMSZ5262B | N2 | 1.0 | 1100 | 125 | 0.25 | 48.45 to 53.55 | 2.5 | 0.1 |
| MMSZ5263B | N3 | 1.0 | 1300 | 150 | 0.25 | 53.20 to 58.80 | 2.2 | 0.1 |
| MMSZ5264B | N4 | 1.0 | 1400 | 170 | 0.25 | 57.00 to 63.00 | 2.1 | 0.1 |
| MMSZ5265B | N5 | 1.0 | 1400 | 185 | 0.25 | 58.90 to 65.10 | 2.0 | 0.1 |
| MMSZ5266B | P1 | 1.0 | 1600 | 230 | 0.25 | 64.60 to 71.40 | 1.8 | 0.1 |
| MMSZ5267B | P2 | 1.0 | 1700 | 270 | 0.25 | 71.25 to 78.75 | 1.7 | 0.1 |
Note:
- Device mounted on ceramic PCB: 7.6mm x 9.4mm x 0.87mm with pad areas 25mm
- Short duration test pulse used to minimize self-heating effect
- Thermal Resistance measurement obtained via infrared Scan Method.
- f=1KHz
Disclaimer: The information presented in this document is for reference only. ChipNobo reserves the right to adjust product indicators and upgrade technical parameters. ChipNobo is entitled to be exempted from liability for any delay or non-delivery of information disclosure. The product listed herein is designed to be used with residential and commercial equipment and does not support sensitive items and specialized equipment in areas where sanctions exist. ChipNobo Co., Ltd or anyone on its behalf, assumes no responsibility or liability for any damages resulting from improper use.
For additional information, please visit our website http://www.chipnobo.com, or consult your nearest Chipnobo sales office for further assistance.
2507091655_ChipNobo-MMSZ5231B-7-F-CN_C42419982.pdf
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