Silicon planar Zener diode JSMSEMI ZMM5258B with 05 watt dissipation and color band cathode marking
Product Overview
Silicon planar power Zener diodes designed for various voltage regulation applications. These diodes offer standard voltage tolerances of 5% (with 'B' suffix) and 10% (with 'A' suffix), with other tolerances available upon request. They feature a JEDEC MINI-MELF glass case with solderable terminals and a color band indicating the cathode end. Rated for 0.5W power dissipation, these diodes are suitable for general-purpose voltage regulation.
Product Attributes
- Brand: SMICRO Semiconductor (JSMICRO Semiconductor)
- Origin: Not specified
- Material: Silicon planar
- Color: Not specified
- Certifications: MIL-STD-202, Method 208 (for terminal solderability)
Technical Specifications
| Type | Nominal Zener Voltage (Vz @ Izt) (V) | Test Current (Izt) (mA) | Max Zener Impedance (Zzt @ Izt) () | Max DC Zener Current (Izm) (mA) | Max Reverse Leakage Current (Ir @ Vr) (A) | Forward Voltage (Vf @ If=200mA) (V) | Power Dissipation (Ptot) (mW) | Max Thermal Resistance (RJA) (K/W) | Junction Temperature (Tj) (C) | Storage Temperature Range (Tstg) (C) |
| ZMM5221B | 2.4 | 20 | 1200 | 185 | 100 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5222B | 2.5 | 20 | 1250 | 180 | 100 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5223B | 2.7 | 20 | 1300 | 165 | 75 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5224B | 2.8 | 20 | 1400 | 160 | 75 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5225B | 3.0 | 20 | 29 | 151 | 50 | 1.1 | 500 | 300 | 175 | -55 to +175 |
| ZMM5226B | 3.3 | 20 | 28 | 138 | 25 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5227B | 3.6 | 20 | 24 | 126 | 15 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5228B | 3.9 | 20 | 23 | 115 | 10 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5229B | 4.3 | 20 | 22 | 106 | 5.0 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5230B | 4.7 | 20 | 19 | 97 | 5.0 | 2.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5231B | 5.1 | 20 | 17 | 89 | 5.0 | 2.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5232B | 5.6 | 20 | 11 | 81 | 5.0 | 3.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5233B | 6.0 | 20 | 7 | 76 | 5.0 | 3.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5234B | 6.2 | 20 | 7 | 73 | 5.0 | 4.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5235B | 6.8 | 20 | 5 | 67 | 3.0 | 5.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5236B | 7.5 | 20 | 6 | 61 | 3.0 | 6.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5237B | 8.2 | 20 | 8 | 55 | 3.0 | 6.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5238B | 8.7 | 20 | 8 | 52 | 3.0 | 6.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5239B | 9.1 | 20 | 10 | 50 | 3.0 | 7.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5240B | 10 | 20 | 17 | 45 | 3.0 | 8.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5241B | 11 | 20 | 22 | 41 | 2.0 | 8.4 | 500 | 300 | 175 | -55 to +175 |
| ZMM5242B | 12 | 20 | 30 | 38 | 1.0 | 9.1 | 500 | 300 | 175 | -55 to +175 |
| ZMM5243B | 13 | 20 | 13 | 35 | 0.5 | 9.9 | 500 | 300 | 175 | -55 to +175 |
| ZMM5244B | 14 | 20 | 15 | 32 | 0.1 | 10 | 500 | 300 | 175 | -55 to +175 |
| ZMM5245B | 15 | 20 | 16 | 30 | 0.1 | 11 | 500 | 300 | 175 | -55 to +175 |
| ZMM5246B | 16 | 20 | 17 | 28 | 0.1 | 12 | 500 | 300 | 175 | -55 to +175 |
| ZMM5247B | 17 | 20 | 19 | 27 | 0.1 | 13 | 500 | 300 | 175 | -55 to +175 |
| ZMM5248B | 18 | 20 | 21 | 25 | 0.1 | 14 | 500 | 300 | 175 | -55 to +175 |
| ZMM5249B | 19 | 20 | 23 | 24 | 0.1 | 14 | 500 | 300 | 175 | -55 to +175 |
| ZMM5250B | 20 | 20 | 25 | 23 | 0.1 | 15 | 500 | 300 | 175 | -55 to +175 |
| ZMM5251B | 22 | 20 | 29 | 21.2 | 0.1 | 17 | 500 | 300 | 175 | -55 to +175 |
| ZMM5252B | 24 | 20 | 33 | 19.1 | 0.1 | 18 | 500 | 300 | 175 | -55 to +175 |
| ZMM5253B | 25 | 20 | 35 | 18.2 | 0.1 | 19 | 500 | 300 | 175 | -55 to +175 |
| ZMM5254B | 27 | 20 | 41 | 16.8 | 0.1 | 21 | 500 | 300 | 175 | -55 to +175 |
| ZMM5255B | 28 | 20 | 44 | 16.2 | 0.1 | 21 | 500 | 300 | 175 | -55 to +175 |
| ZMM5256B | 30 | 20 | 49 | 15.1 | 0.1 | 23 | 500 | 300 | 175 | -55 to +175 |
| ZMM5257B | 33 | 20 | 58 | 13.8 | 0.1 | 25 | 500 | 300 | 175 | -55 to +175 |
| ZMM5258B | 36 | 20 | 70 | 12.6 | 0.1 | 27 | 500 | 300 | 175 | -55 to +175 |
| ZMM5259B | 39 | 20 | 80 | 11.5 | 0.1 | 30 | 500 | 300 | 175 | -55 to +175 |
| ZMM5260B | 43 | 20 | 93 | 10.6 | 0.1 | 33 | 500 | 300 | 175 | -55 to +175 |
| ZMM5261B | 47 | 20 | 105 | 9.7 | 0.1 | 36 | 500 | 300 | 175 | -55 to +175 |
| ZMM5262B | 51 | 20 | 125 | 8.9 | 0.1 | 39 | 500 | 300 | 175 | -55 to +175 |
| ZMM5263B | 56 | 20 | 150 | - | 0.1 | 43 | 500 | 300 | 175 | -55 to +175 |
| ZMM5264B | 60 | 20 | 170 | - | 0.1 | 46 | 500 | 300 | 175 | -55 to +175 |
| ZMM5265B | 62 | 20 | 185 | - | 0.1 | 47 | 500 | 300 | 175 | -55 to +175 |
| ZMM5266B | 68 | 20 | 230 | - | 0.1 | 52 | 500 | 300 | 175 | -55 to +175 |
| ZMM5267B | 75 | 20 | 270 | - | 0.1 | 56 | 500 | 300 | 175 | -55 to +175 |
2409302330_JSMSEMI-ZMM5258B_C2857200.pdf
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