3 Watt Power Zener Diode DIODES 1SMB5947B-13 with Molded Plastic UL 94V 0 Case and Matte Tin Finish
Key Attributes
Model Number:
1SMB5947B-13
Product Custom Attributes
Operating Junction Temperature Range:
-65℃~+150℃
Impedance(Zzt):
160Ω
Diode Configuration:
1 Independent
Zener Voltage(Range):
77.9V~86.1V
Pd - Power Dissipation:
550mW
Zener Voltage(Nom):
82V
Impedance(Zzk):
2.5kΩ
Mfr. Part #:
1SMB5947B-13
Package:
SMB
Product Description
Product Overview
The 1SMB5920B 1SMB5956B series is a line of 3.0W surface mount power Zener diodes, ideally suited for automated assembly. These diodes offer a wide nominal Zener voltage range from 6.2V to 200V with a standard tolerance of 5%. They feature high power dissipation and robust ESD protection, making them suitable for various power management and voltage regulation applications.
Product Attributes
- Brand: Diodes Incorporated
- Certifications: RoHS Compliant (Notes 1 & 2), Halogen and Antimony Free. Green Device (Note 3)
- Case Material: Molded Plastic (UL Flammability Classification Rating 94V-0)
- Lead Finish: Copper Alloy Leadframe with Lead-Free Plating (Matte Tin Finish)
- Moisture Sensitivity: Level 1 per J-STD-020
- Polarity: Cathode Band
Technical Specifications
| Device | Marking Code | Nominal Zener Voltage (V) | Test Current (mA) | Max Zener Voltage (V) | Max Zener Impedance () | Max Reverse Current (A) | Power Dissipation (W) |
| 1SMB5920B | B920 | 6.2 | 60.5 | 6.51 | 200 | 4 | 3.0 |
| 1SMB5921B | B921 | 6.8 | 55.1 | 7.14 | 200 | 5.2 | 3.0 |
| 1SMB5922B | B922 | 7.5 | 50 | 7.88 | 400 | 6 | 3.0 |
| 1SMB5923B | B923 | 8.2 | 45.7 | 8.61 | 400 | 6.5 | 3.0 |
| 1SMB5924B | B924 | 9.1 | 41.2 | 9.56 | 500 | 7 | 3.0 |
| 1SMB5925B | B925 | 10 | 37.5 | 10.5 | 500 | 8 | 3.0 |
| 1SMB5926B | B926 | 11 | 34.1 | 11.55 | 550 | 8.4 | 3.0 |
| 1SMB5927B | B927 | 12 | 31.2 | 12.6 | 550 | 9.1 | 3.0 |
| 1SMB5928B | B928 | 13 | 28.8 | 13.65 | 550 | 9.9 | 3.0 |
| 1SMB5929B | B929 | 15 | 25 | 15.75 | 600 | 11.4 | 3.0 |
| 1SMB5930B | B930 | 16 | 23.4 | 16.8 | 600 | 12.2 | 3.0 |
| 1SMB5931B | B931 | 18 | 20.8 | 18.9 | 650 | 13.7 | 3.0 |
| 1SMB5932B | B932 | 20 | 18.7 | 21 | 650 | 15.2 | 3.0 |
| 1SMB5933B | B933 | 22 | 17 | 23.1 | 650 | 16.7 | 3.0 |
| 1SMB5934B | B934 | 24 | 15.6 | 25.2 | 700 | 18.2 | 3.0 |
| 1SMB5935B | B935 | 27 | 13.9 | 28.35 | 700 | 20.6 | 3.0 |
| 1SMB5936B | B936 | 30 | 12.5 | 31.5 | 750 | 22.8 | 3.0 |
| 1SMB5937B | B937 | 33 | 11.4 | 34.65 | 800 | 25.1 | 3.0 |
| 1SMB5938B | B938 | 36 | 10.4 | 37.8 | 850 | 27.4 | 3.0 |
| 1SMB5939B | B939 | 39 | 9.6 | 40.95 | 900 | 29.7 | 3.0 |
| 1SMB5940B | B940 | 43 | 8.7 | 45.15 | 950 | 32.7 | 3.0 |
| 1SMB5941B | B941 | 47 | 8 | 49.35 | 1000 | 35.8 | 3.0 |
| 1SMB5942B | B942 | 51 | 7.3 | 53.55 | 1100 | 38.8 | 3.0 |
| 1SMB5943B | B943 | 56 | 6.7 | 58.8 | 1300 | 42.6 | 3.0 |
| 1SMB5944B | B944 | 62 | 6 | 65.1 | 1500 | 47.1 | 3.0 |
| 1SMB5945B | B945 | 68 | 5.5 | 71.4 | 1700 | 51.7 | 3.0 |
| 1SMB5946B | B946 | 75 | 5 | 78.75 | 2000 | 56 | 3.0 |
| 1SMB5947B | B947 | 82 | 4.6 | 86.1 | 2500 | 62.2 | 3.0 |
| 1SMB5948B | B948 | 91 | 4.1 | 95.55 | 3000 | 69.2 | 3.0 |
| 1SMB5949B | B949 | 100 | 3.7 | 105 | 3100 | 76 | 3.0 |
| 1SMB5950B | B950 | 110 | 3.4 | 115.5 | 4000 | 83.6 | 3.0 |
| 1SMB5951B | B951 | 120 | 3.1 | 128 | 4500 | 91.2 | 3.0 |
| 1SMB5952B | B952 | 130 | 2.9 | 136.5 | 5000 | 98.8 | 3.0 |
| 1SMB5953B | B953 | 150 | 2.5 | 157.5 | 6000 | 114 | 3.0 |
| 1SMB5954B | B954 | 160 | 2.3 | 168 | 6500 | 121.6 | 3.0 |
| 1SMB5955B | B955 | 180 | 2.1 | 189 | 7000 | 136.8 | 3.0 |
| 1SMB5956B | B956 | 200 | 1.9 | 210 | 8000 | 152 | 3.0 |
2308101553_DIODES-1SMB5947B-13_C5244680.pdf
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