Voltage Regulation Diode JSMSEMI ZMM5245B Featuring 5 Percent Tolerance and JEDEC MINI MELF Package
Product Overview
The ZMM52 Series is a line of silicon planar power Zener diodes designed for voltage regulation applications. These diodes offer a wide range of Zener voltages from 3.0V to 75V with a power dissipation capability of 500mW. They are available with standard voltage tolerances of 5% (suffix "B") and 10% (suffix "A"), with other tolerances available upon request. The MINI-MELF glass case construction ensures robustness and ease of soldering.
Product Attributes
- Brand: JSM Semiconductor
- Case Type: JEDEC MINI-MELF, glass
- Terminals: Solderable per MIL-STD-202, Method 208
- Polarity: Cathode indicated by color band
- Weight: Approx. 0.031 grams
- Mounting Position: Any
Technical Specifications
| Type | Nominal Zener Voltage (V) | Test Current (mA) | Max Zener Impedance () @ IZT | Max Reverse Leakage Current (A) @ VR | Max DC Zener Current (mA) | Power Dissipation (mW) | Max Thermal Resistance (K/W) | Junction Temperature () | Storage Temperature Range () |
| ZMM5225B | 3.0 | 20 | 1600 | 50 @ 1.0V | 151 | 500 | 300 | 175 | -55 to +175 |
| ZMM5226B | 3.3 | 20 | 1600 | 25 @ 1.0V | 138 | 500 | 300 | 175 | -55 to +175 |
| ZMM5227B | 3.6 | 20 | 1700 | 15 @ 1.0V | 126 | 500 | 300 | 175 | -55 to +175 |
| ZMM5228B | 3.9 | 20 | 1900 | 10 @ 1.0V | 115 | 500 | 300 | 175 | -55 to +175 |
| ZMM5229B | 4.3 | 20 | 2000 | 5.0 @ 1.0V | 106 | 500 | 300 | 175 | -55 to +175 |
| ZMM5230B | 4.7 | 20 | 1900 | 5.0 @ 2.0V | 97 | 500 | 300 | 175 | -55 to +175 |
| ZMM5231B | 5.1 | 20 | 1600 | 5.0 @ 2.0V | 89 | 500 | 300 | 175 | -55 to +175 |
| ZMM5232B | 5.6 | 20 | 1600 | 5.0 @ 3.0V | 81 | 500 | 300 | 175 | -55 to +175 |
| ZMM5233B | 6.0 | 20 | 1600 | 5.0 @ 3.5V | 76 | 500 | 300 | 175 | -55 to +175 |
| ZMM5234B | 6.2 | 20 | 1000 | 5.0 @ 4.0V | 73 | 500 | 300 | 175 | -55 to +175 |
| ZMM5235B | 6.8 | 20 | 750 | 3.0 @ 5.0V | 67 | 500 | 300 | 175 | -55 to +175 |
| ZMM5236B | 7.5 | 20 | 500 | 3.0 @ 6.0V | 61 | 500 | 300 | 175 | -55 to +175 |
| ZMM5237B | 8.2 | 20 | 500 | 3.0 @ 6.5V | 55 | 500 | 300 | 175 | -55 to +175 |
| ZMM5238B | 8.7 | 20 | 600 | 3.0 @ 6.5V | 52 | 500 | 300 | 175 | -55 to +175 |
| ZMM5239B | 9.1 | 20 | 600 | 3.0 @ 7.0V | 50 | 500 | 300 | 175 | -55 to +175 |
| ZMM5240B | 10 | 20 | 600 | 3.0 @ 8.0V | 45 | 500 | 300 | 175 | -55 to +175 |
| ZMM5241B | 11 | 20 | 600 | 2.0 @ 8.4V | 41 | 500 | 300 | 175 | -55 to +175 |
| ZMM5242B | 12 | 20 | 600 | 1.0 @ 9.1V | 38 | 500 | 300 | 175 | -55 to +175 |
| ZMM5243B | 13 | 9.5 | 600 | 0.5 @ 9.9V | 35 | 500 | 300 | 175 | -55 to +175 |
| ZMM5244B | 14 | 9.0 | 600 | 0.1 @ 10V | 32 | 500 | 300 | 175 | -55 to +175 |
| ZMM5245B | 15 | 8.5 | 600 | 0.1 @ 11V | 30 | 500 | 300 | 175 | -55 to +175 |
| ZMM5246B | 16 | 7.8 | 600 | 0.1 @ 12V | 28 | 500 | 300 | 175 | -55 to +175 |
| ZMM5247B | 17 | 7.4 | 600 | 0.1 @ 13V | 27 | 500 | 300 | 175 | -55 to +175 |
| ZMM5248B | 18 | 7.0 | 600 | 0.1 @ 14V | 25 | 500 | 300 | 175 | -55 to +175 |
| ZMM5249B | 19 | 6.6 | 600 | 0.1 @ 14V | 24 | 500 | 300 | 175 | -55 to +175 |
| ZMM5250B | 20 | 6.2 | 600 | 0.1 @ 15V | 23 | 500 | 300 | 175 | -55 to +175 |
| ZMM5251B | 22 | 5.6 | 600 | 0.1 @ 17V | 21.2 | 500 | 300 | 175 | -55 to +175 |
| ZMM5252B | 24 | 5.2 | 600 | 0.1 @ 18V | 19.1 | 500 | 300 | 175 | -55 to +175 |
| ZMM5253B | 25 | 5.0 | 600 | 0.1 @ 19V | 18.2 | 500 | 300 | 175 | -55 to +175 |
| ZMM5254B | 27 | 4.6 | 600 | 0.1 @ 21V | 16.8 | 500 | 300 | 175 | -55 to +175 |
| ZMM5255B | 28 | 4.5 | 600 | 0.1 @ 21V | 16.2 | 500 | 300 | 175 | -55 to +175 |
| ZMM5256B | 30 | 4.2 | 600 | 0.1 @ 23V | 15.1 | 500 | 300 | 175 | -55 to +175 |
| ZMM5257B | 33 | 3.8 | 700 | 0.1 @ 25V | 13.8 | 500 | 300 | 175 | -55 to +175 |
| ZMM5258B | 36 | 3.4 | 700 | 0.1 @ 27V | 12.6 | 500 | 300 | 175 | -55 to +175 |
| ZMM5259B | 39 | 3.2 | 800 | 0.1 @ 30V | 11.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5260B | 43 | 3.0 | 900 | 0.1 @ 33V | 10.6 | 500 | 300 | 175 | -55 to +175 |
| ZMM5261B | 47 | 2.7 | 1000 | 0.1 @ 36V | 9.7 | 500 | 300 | 175 | -55 to +175 |
| ZMM5262B | 51 | 2.5 | 1100 | 0.1 @ 39V | 8.9 | 500 | 300 | 175 | -55 to +175 |
| ZMM5263B | 56 | 2.2 | 1300 | 0.1 @ 43V | - | 500 | 300 | 175 | -55 to +175 |
| ZMM5264B | 60 | 2.1 | 1400 | 0.1 @ 47V | - | 500 | 300 | 175 | -55 to +175 |
| ZMM5265B | 62 | 2.0 | 1400 | 0.1 @ 51V | - | 500 | 300 | 175 | -55 to +175 |
| ZMM5266B | 68 | 1.8 | 1600 | 0.1 @ 56V | - | 500 | 300 | 175 | -55 to +175 |
| ZMM5267B | 75 | 1.7 | 1700 | 0.1 @ 62V | - | 500 | 300 | 175 | -55 to +175 |
2409302232_JSMSEMI-ZMM5245B_C2857213.pdf
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