Surface Mount Zener Diode luJing BZT52B12S SOD323 Package Electronic Voltage Regulation Device
Key Attributes
Model Number:
BZT52B12S
Product Custom Attributes
Mfr. Part #:
BZT52B12S
Package:
SOD-323
Product Description
Product Overview
This series of Zener diodes, designed for surface mounting in a SOD-323 package, offers high stability and reliability. They are suitable for various applications requiring precise voltage regulation. Key features include a flat lead, small outline plastic package, and a polarity color band indicating the cathode end. These diodes are rated for operation at 25C ambient temperature unless otherwise specified.
Product Attributes
- Package Type: SOD-323
- Mounting Position: Any
Technical Specifications
General Electrical Data (Ratings at 25C ambient temperature unless otherwise specified)
| Parameter | Symbol | Value | Unit | Notes |
|---|---|---|---|---|
| Power Dissipation | Pd | 200 | mW | Short duration test pulse used to minimize self-heating effect. |
| Forward Voltage @ IF=10mA | Vf | 0.9 | V | f = 1kHz. |
| Storage Temperature Range | Ts | -65 to +150 | C | 1) Device mounted on ceramic PCB 7.6mm x 9.4mm x 0.87mm with pad areas 25mm . |
Zener Voltage Range: 2.4V to 43V
| Device Marking | Nominal Zener Voltage (Vz) | Min Zener Voltage (Vz) | Max Zener Voltage (Vz) | Test Current (Izt) | Max Zener Impedance (Zzt @ Izt) | Max Reverse Current (IR) | Typical Temperature Coefficient (@ IZTC) | Test Current (IZTC) | Unit |
|---|---|---|---|---|---|---|---|---|---|
| 2WX | 2.4 | 2.35 | 2.45 | 5 | 100 | 1.0 | -3.5 | 0.5 | mA |
| 2W1 | 2.7 | 2.65 | 2.75 | 5 | 100 | 1.0 | -3.5 | 0.5 | mA |
| 2W2 | 3.0 | 2.94 | 3.06 | 5 | 95 | 1.0 | -3.5 | 0.5 | mA |
| 2W3 | 3.3 | 3.23 | 3.37 | 5 | 95 | 1.0 | -3.5 | 0.5 | mA |
| 2W4 | 3.6 | 3.53 | 3.67 | 5 | 90 | 1.0 | -3.5 | 0.5 | mA |
| 2W5 | 3.9 | 3.82 | 3.98 | 5 | 90 | 1.0 | -3.5 | 0.5 | mA |
| 2W6 | 4.3 | 4.21 | 4.39 | 5 | 90 | 1.0 | -3.5 | 0.5 | mA |
| 2W7 | 4.7 | 4.61 | 4.79 | 5 | 80 | 2.0 | -3.5 | 0.2 | mA |
| 2W8 | 5.1 | 5.00 | 5.20 | 5 | 60 | 2.0 | -2.7 | 1.2 | mA |
| 2W9 | 5.6 | 5.49 | 5.71 | 5 | 40 | 2.0 | -2.0 | 2.5 | mA |
| 2WA | 6.2 | 6.08 | 6.32 | 5 | 10 | 4.0 | 0.4 | 3.7 | mA |
| 2WB | 6.8 | 6.66 | 6.94 | 5 | 15 | 4.0 | 1.2 | 4.5 | mA |
| 2WC | 7.5 | 7.35 | 7.65 | 5 | 15 | 5.0 | 2.5 | 5.3 | mA |
| 2WD | 8.2 | 8.04 | 8.36 | 5 | 15 | 5.0 | 3.2 | 6.2 | mA |
| 2WE | 9.1 | 8.92 | 9.28 | 5 | 15 | 6.0 | 3.8 | 7.0 | mA |
| 2WF | 10 | 9.80 | 10.20 | 5 | 20 | 7.0 | 4.5 | 8.0 | mA |
| 2WG | 11 | 10.78 | 11.22 | 5 | 20 | 8.0 | 5.4 | 9.0 | mA |
| 2WH | 12 | 11.76 | 12.24 | 5 | 25 | 8.0 | 6.0 | 10.0 | mA |
| 2WI | 13 | 12.74 | 13.26 | 5 | 30 | 8.0 | 7.0 | 11.0 | mA |
| 2WJ | 15 | 14.70 | 15.30 | 5 | 30 | 10.5 | 9.2 | 13.0 | mA |
| 2WK | 16 | 15.68 | 16.32 | 5 | 40 | 11.2 | 10.4 | 14.0 | mA |
| 2WL | 18 | 17.64 | 18.36 | 5 | 45 | 12.6 | 12.4 | 16.0 | mA |
| 2WM | 20 | 19.60 | 20.40 | 5 | 55 | 14.0 | 14.4 | 18.0 | mA |
| 2WN | 22 | 21.56 | 22.44 | 5 | 55 | 15.4 | 16.4 | 20.0 | mA |
| 2WO | 24 | 23.52 | 24.48 | 5 | 70 | 16.8 | 18.4 | 22.0 | mA |
| 2WP | 27 | 26.46 | 27.54 | 2 | 80 | 18.9 | 21.4 | 25.3 | mA |
| 2WQ | 30 | 29.40 | 30.60 | 2 | 80 | 21.0 | 24.4 | 29.4 | mA |
| 2WR | 33 | 32.34 | 33.66 | 2 | 80 | 23.1 | 27.4 | 33.4 | mA |
| 2WS | 36 | 35.28 | 36.72 | 2 | 90 | 25.2 | 30.4 | 37.4 | mA |
| 2WT | 39 | 38.22 | 39.78 | 2 | 130 | 27.3 | 33.4 | 41.2 | mA |
| 2WU | 43 | 41.16 | 43.84 | 2 | 100 | 32.0 | 10.0 | 12.0 | mA |
Mechanical Data
| Description | Dimensions (mm) |
|---|---|
| Case | Flat Lead SOD-323 Small Outline Plastic Package |
| Outline Dimensions | 1.80 x 1.60 (max), 2.70 x 2.50 (max), 0.9 (max height), 0.10 (min), 0.02 (max), 0.40 x 0.25 (max), 0.15 x 0.35 (max), 0.90 x 0.80 (max) |
| Polarity | Color band denotes cathode end |
Ratings and Characteristic Curves
- Breakdown characteristics at Tj=constant (pulsed)
- Forward characteristics
- Admissible power dissipation versus ambient temperature
- Pulse thermal resistance versus pulse duration
- Dynamic resistance versus Zener current
- Capacitance versus Zener voltage
- Dynamic resistance versus Zener current
- Dynamic resistance versus Zener current
- Thermal differential resistance versus Zener voltage
- Dynamic resistance versus Zener voltage
- Temperature dependence of Zener voltage versus Zener voltage
- Temperature dependence of Zener voltage versus Zener voltage
- Change of Zener voltage versus junction temperature
- Change of Zener voltage versus junction temperature
- Change of Zener voltage from turn-on up to the point of thermal equilibrium versus Zener voltage
Manufacturer Website: http://www.lujingsemi.com
Document Revision: Rev. 1.2, Oct-23
2512021845_luJing-BZT52B12S_C53058768.pdf
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