MMSZ52XXB
Zener DiodeThe MMSZ52XXB is a zener diode from Diodes Incorporated. View the full MMSZ52XXB datasheet below including electrical characteristics, absolute maximum ratings.
Manufacturer
Diodes Incorporated
Category
Zener Diode
Overview
Part: MMSZ5234B — Diodes Incorporated
Type: Zener Diode
Description: 500mW surface mount Zener diode series with Zener voltages from 2.4 V to 39 V, suitable for general purpose, medium current applications.
Operating Conditions:
- Operating temperature: -65 to +150 °C
Absolute Maximum Ratings:
- Max junction/storage temperature: +150 °C
Key Specs:
- Forward Voltage (@IF = 10mA): 0.9 V
- Power Dissipation (@TL = +75°C): 500 mW
- Power Dissipation (@TA = +25°C): 370 mW
- Thermal Resistance, Junction to Ambient Air: 338 °C/W
- Zener Voltage (Nominal): 6.2 V (MMSZ5234B)
- Zener Voltage (Min): 5.89 V (MMSZ5234B)
- Zener Voltage (Max): 6.51 V (MMSZ5234B)
- Test Current (IZT): 20 mA (MMSZ5234B)
- Maximum Zener Impedance (ZZT @IZT): 7 Ω (MMSZ5234B)
- Maximum Reverse Leakage Current (IR @VR=4.0V): 5.0 μA (MMSZ5234B)
Features:
- 500mW Power Dissipation
- General Purpose, Medium Current
- Ideally Suited for Automated Assembly Processes
- Totally Lead-Free & Fully RoHS Compliant
- Halogen and Antimony Free. 'Green' Device
- Qualified to AEC-Q101 Standards for High Reliability
Applications:
Package:
- SOD123 (3.55-3.85 mm x 2.55-2.85 mm)
Features
- 500mW Power Dissipation
- General Purpose, Medium Current
- Ideally Suited for Automated Assembly Processes
- Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
- Halogen and Antimony Free. 'Green' Device (Notes 3 & 4)
- Qualified to AEC-Q101 Standards for High Reliability
Electrical Characteristics
| Type Number | Type Code | Zener Voltage Range | Zener Voltage Range | (Note 6) | Test Current | Maximum Zener Impedance f = 1KHz | Maximum Zener Impedance f = 1KHz | Maximum Reverse Leakage Current (Note 6) | Maximum Reverse Leakage Current (Note 6) |
|---|---|---|---|---|---|---|---|---|---|
| Type Number | Type Code | V Z @I | ZT | V Z @I | I ZT | Z ZT @I ZT | Z ZK @I ZK = 0.25mA | I R | @VR |
| Type Number | Type Code | Nom (V) | Min (V) | Max (V) | mA | Ω | Ω | A | V |
| MMSZ5221B | C1 | 2.4 | 2.28 | 2.52 | 20 | 30 | 1,200 | 100 | 1.0 |
| MMSZ5223B | C3 | 2.7 | 2.57 | 2.84 | 20 | 30 | 1,300 | 75 | 1.0 |
| MMSZ5225B | C5 | 3.0 | 2.85 | 3.15 | 20 | 30 | 1,600 | 50 | 1.0 |
| MMSZ5226B | G1 | 3.3 | 3.14 | 3.47 | 20 | 28 | 1,600 | 25 | 1.0 |
| MMSZ5227B | G2 | 3.6 | 3.42 | 3.78 | 20 | 24 | 1,700 | 15 | 1.0 |
| MMSZ5228B | G3 | 3.9 | 3.71 | 4.10 | 20 | 23 | 1,900 | 10 | 1.0 |
| MMSZ5229B | G4 | 4.3 | 4.09 | 4.52 | 20 | 22 | 2,000 | 5.0 | 1.0 |
| MMSZ5230B | G5 | 4.7 | 4.47 | 4.94 | 20 | 19 | 1,900 | 5.0 | 2.0 |
| MMSZ5231B | E1 | 5.1 | 4.85 | 5.36 | 20 | 17 | 1,600 | 5.0 | 2.0 |
| MMSZ5232B | E2 | 5.6 | 5.32 | 5.88 | 20 | 11 | 1,600 | 5.0 | 3.0 |
| MMSZ5233B | E3 | 6.0 | 5.70 | 6.30 | 20 | 7 | 1,600 | 5.0 | 3.5 |
| MMSZ5234B | E4 | 6.2 | 5.89 | 6.51 | 20 | 7 | 1,000 | 5.0 | 4.0 |
| MMSZ5235B | E5 | 6.8 | 6.46 | 7.14 | 20 | 5 | 750 | 3.0 | 5.0 |
| MMSZ5236B | F1 | 7.5 | 7.13 | 7.88 | 20 | 6 | 500 | 3.0 | 6.0 |
| MMSZ5237B | F2 | 8.2 | 7.79 | 8.61 | 20 | 8 | 500 | 3.0 | 6.5 |
| MMSZ5238B | F3 | 8.7 | 8.27 | 9.14 | 20 | 8 | 600 | 3.0 | 6.5 |
| MMSZ5239B | F4 | 9.1 | 8.65 | 9.56 | 20 | 10 | 600 | 3.0 | 7.0 |
| MMSZ5240B | F5 | 10 | 9.50 | 10.50 | 20 | 17 | 600 | 3.0 | 8.0 |
| MMSZ5241B | H1 | 11 | 10.45 | 11.55 | 20 | 22 | 600 | 2.0 | 8.4 |
| MMSZ5242B | H2 | 12 | 11.40 | 12.60 | 20 | 30 | 600 | 1.0 | 9.1 |
| MMSZ5243B | H3 | 13 | 12.35 | 13.65 | 9.5 | 13 | 600 | 0.5 | 9.9 |
| MMSZ5245B | H5 | 15 | 14.25 | 15.75 | 8.5 | 16 | 600 | 0.1 | 11 |
| MMSZ5246B | J1 | 16 | 15.20 | 16.80 | 7.8 | 17 | 600 | 0.1 | 12 |
| MMSZ5248B | J3 | 18 | 17.10 | 18.90 | 7.0 | 21 | 600 | 0.1 | 14 |
| MMSZ5250B | J5 | 20 | 19.00 | 21.00 | 6.2 | 25 | 600 | 0.1 | 15 |
| MMSZ5251B | K1 | 22 | 20.90 | 23.10 | 5.6 | 29 | 600 | 0.1 | 17 |
| MMSZ5252B | K2 | 24 | 22.80 | 25.20 | 5.2 | 33 | 600 | 0.1 | 18 |
| MMSZ5254B | K4 | 27 | 25.65 | 28.35 | 5.0 | 41 | 600 | 0.1 | 21 |
| MMSZ5255B | K5 | 28 | 26.60 | 29.40 | 4.5 | 44 | 600 | 0.1 | 21 |
| MMSZ5256B | M1 | 30 | 28.50 | 31.50 | 4.2 | 49 | 600 | 0.1 | 23 |
| MMSZ5257B | M2 | 33 | 31.35 | 34.65 | 3.8 | 58 | 700 | 0.1 | 25 |
| MMSZ5258B | M3 | 36 | 34.20 | 37.80 | 3.4 | 70 | 700 | 0.1 | 27 |
| MMSZ5259B | M4 | 39 | 37.05 | 40.95 | 3.2 | 80 | 800 | 0.1 | 30 |
Notes:
-
R Θ JL = 132°C/W
-
Device mounted on FR-4 PCB with 1 inch copper pad layout.
-
Short duration pulse test used to minimize self-heating effect.
Absolute Maximum Ratings
| Characteristic | Characteristic | Symbol | Value | Unit |
|---|---|---|---|---|
| Forward Voltage | @I F = 10mA | V F | 0.9 | V |
Thermal Information
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Power Dissipation (Note 4)@T L = +75°C | P D | 500 | mW |
| Power Dissipation (Note 5)@T A = +25°C | P D | 370 | mW |
| Thermal Resistance, Junction to Ambient Air (Note 5) | R θJA | 338 | °C/W |
| Operating and Storage Temperature Range | T J, T STG | -65 to +150 | °C |
Package Information
- Case: SOD123
- Case Material: Molded Plastic, 'Green' Molding Compound. UL Flammability Classification Rating 94V-0
- Moisture Sensitivity: Level 1 per J-STD-020
- Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208
- Polarity: Cathode Band
- Weight: 0.01 grams (Approximate)
SOD123
Top View
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| MMSZ5234B-7-F | Diodes Incorporated | SOD123 |
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