Planar die zener diode CBI MMSZ5239B offers voltage regulation in ultra small surface mount package
Key Attributes
Model Number:
MMSZ5239B
Product Custom Attributes
Operating Junction Temperature Range:
-65℃~+150℃
Impedance(Zzt):
10Ω
Zener Voltage(Range):
8.65V~9.56V
Pd - Power Dissipation:
350mW
Zener Voltage(Nom):
9.1V
Mfr. Part #:
MMSZ5239B
Package:
SOD-123
Product Description
Product Overview
This series of Zener diodes features a planar die construction and an ultra-small surface mount package, making them ideally suited for automated assembly processes. Designed for general purpose, medium current applications, these diodes offer reliable voltage regulation.
Product Attributes
- Brand: Heyuan China Base Electronics Technology Co., Ltd.
- Package Type: SOD-123
- Construction: Planar Die
- Assembly Suitability: Automated Assembly Processes
Technical Specifications
| Model Number | Type Number Code | Zener Voltage (Nominal) (V) | Zener Voltage (Min) (V) | Zener Voltage (Max) (V) | Test Current (IZT) (mA) | Max Zener Impedance (ZZT@IZT) () | Max Zener Impedance (ZZK@IZK) () | Max Reverse Current (IZK) (uA) | Reverse Voltage (VR) (V) |
|---|---|---|---|---|---|---|---|---|---|
| MMSZ5221B | C1 | 2.4 | 2.28 | 2.52 | 20 | 30 | 1200 | 0.25 | 1.0 |
| MMSZ5223B | C3 | 2.7 | 2.57 | 2.84 | 20 | 30 | 1300 | 0.25 | 1.0 |
| MMSZ5225B | C5 | 3.0 | 2.85 | 3.15 | 20 | 30 | 1600 | 0.25 | 1.0 |
| MMSZ5226B | G1 | 3.3 | 3.14 | 3.47 | 20 | 28 | 1600 | 0.25 | 1.0 |
| MMSZ5227B | G2 | 3.6 | 3.42 | 3.78 | 20 | 24 | 1700 | 0.25 | 1.0 |
| MMSZ5228B | G3 | 3.9 | 3.71 | 4.10 | 20 | 23 | 1900 | 0.25 | 1.0 |
| MMSZ5229B | G4 | 4.3 | 4.09 | 4.52 | 20 | 22 | 2000 | 0.25 | 1.0 |
| MMSZ5230B | G5 | 4.7 | 4.47 | 4.94 | 20 | 19 | 1900 | 0.25 | 2.0 |
| MMSZ5231B | E1 | 5.1 | 4.85 | 5.36 | 20 | 17 | 1600 | 0.25 | 2.0 |
| MMSZ5232B | E2 | 5.6 | 5.32 | 5.88 | 20 | 11 | 1600 | 0.25 | 3.0 |
| MMSZ5233B | E3 | 6.0 | 5.70 | 6.30 | 20 | 7 | 1600 | 0.25 | 3.5 |
| MMSZ5234B | E4 | 6.2 | 5.89 | 6.51 | 20 | 7 | 1000 | 0.25 | 4.0 |
| MMSZ5235B | E5 | 6.8 | 6.46 | 7.14 | 20 | 5 | 750 | 0.25 | 5.0 |
| MMSZ5236B | F1 | 7.5 | 7.13 | 7.88 | 20 | 6 | 500 | 0.25 | 6.0 |
| MMSZ5237B | F2 | 8.2 | 7.79 | 8.61 | 20 | 8 | 500 | 0.25 | 6.5 |
| MMSZ5238B | F3 | 8.7 | 8.27 | 9.14 | 20 | 8 | 600 | 0.25 | 6.5 |
| MMSZ5239B | F4 | 9.1 | 8.65 | 9.56 | 20 | 10 | 600 | 0.25 | 7.0 |
| MMSZ5240B | F5 | 10 | 9.50 | 10.50 | 20 | 17 | 600 | 0.25 | 8.0 |
| MMSZ5241B | H1 | 11 | 10.45 | 11.55 | 20 | 22 | 600 | 0.25 | 8.4 |
| MMSZ5242B | H2 | 12 | 11.40 | 12.60 | 20 | 30 | 600 | 0.25 | 9.1 |
| MMSZ5243B | H3 | 13 | 12.35 | 13.65 | 9.5 | 13 | 600 | 0.25 | 9.9 |
| MMSZ5244B | H4 | 14 | 13.30 | 14.70 | 9.0 | 15 | 600 | 0.25 | 10 |
| MMSZ5245B | H5 | 15 | 14.25 | 15.75 | 8.5 | 16 | 600 | 0.25 | 11 |
| MMSZ5246B | J1 | 16 | 15.20 | 16.80 | 7.8 | 17 | 600 | 0.25 | 12 |
| MMSZ5248B | J3 | 18 | 17.10 | 18.90 | 7.0 | 21 | 600 | 0.25 | 14 |
| MMSZ5250B | J5 | 20 | 19.00 | 21.00 | 6.2 | 25 | 600 | 0.25 | 15 |
| MMSZ5251B | K1 | 22 | 20.90 | 23.10 | 5.6 | 29 | 600 | 0.25 | 17 |
| MMSZ5252B | K2 | 24 | 22.80 | 25.20 | 5.2 | 33 | 600 | 0.25 | 18 |
| MMSZ5253B | K3 | 25 | 23.75 | 26.25 | 5.0 | 35 | 600 | 0.25 | 19 |
| MMSZ5254B | K4 | 27 | 25.65 | 28.35 | 5.0 | 41 | 600 | 0.25 | 21 |
| MMSZ5255B | K5 | 28 | 26.60 | 29.40 | 4.5 | 44 | 600 | 0.25 | 21 |
| MMSZ5256B | M1 | 30 | 28.50 | 31.50 | 4.2 | 49 | 600 | 0.25 | 23 |
| MMSZ5257B | M2 | 33 | 31.35 | 34.65 | 3.8 | 58 | 700 | 0.25 | 25 |
| MMSZ5258B | M3 | 36 | 34.20 | 37.80 | 3.4 | 70 | 700 | 0.25 | 27 |
| MMSZ5259B | M4 | 39 | 37.05 | 40.95 | 3.2 | 80 | 800 | 0.25 | 30 |
| 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 |
Package Outline (SOD-123)
| Symbol | Dimension (mm) Min | Dimension (mm) Max |
|---|---|---|
| A | 0.95 | 1.15 |
| A1 | 0.01 | 0.100 |
| B | 1.55 | 1.65 |
| bp | 0.50 | 0.70 |
| C | 0.09 | 0.150 |
| E | 2.60 | 2.70 |
| HE | 3.45 | 3.85 |
| Lp | 0.20 | 0.45 |
| 0 | 5 |
Pinning
| Pin | Description |
|---|---|
| 1 | Cathode |
| 2 | Anode |
2410121317_CBI-MMSZ5239B_C21714203.pdf
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