Power Dissipation 500mW JEDEC Mini MELF Glass Case Zener Diode JSMSEMI ZMM5221B Silicon Planar Type
Key Attributes
Model Number:
ZMM5221B
Product Custom Attributes
Impedance(Zzt):
30Ω
Diode Configuration:
-
Pd - Power Dissipation:
500mW
Zener Voltage(Nom):
2.4V
Impedance(Zzk):
1.2kΩ
Mfr. Part #:
ZMM5221B
Package:
MiniMELF
Product Description
Product Overview
Silicon planar power Zener diodes designed for various voltage regulation applications. Available with standard voltage tolerances of 5% (suffix "B") and 10% (suffix "A"), with other tolerances available upon request. These diodes feature a JEDEC MINI-MELF glass case with solderable terminals per MIL-STD-202, Method 208. The cathode end is indicated by a color band. They offer a power dissipation of 500mW at 75C ambient temperature.
Product Attributes
- Brand: SMICRO Semiconductor (JSMICRO Semiconductor)
- Origin: Not specified
- Material: Silicon planar
- Case: JEDEC MINI-MELF, glass
- Certifications: MIL-STD-202, Method 208 (for terminals)
Technical Specifications
| Type | Nominal Zener Voltage (Vz @ Izt) (V) | Test Current (Izt) (mA) | Max Zener Impedance (Zzt @ Izt) () | Max DC Zener Current (Izm) (mA) | Forward Voltage (Vf @ If=200mA) (V) | Power Dissipation (Ptot) (mW) | Thermal Resistance (RJA) (K/W) | Junction Temperature (Tj) (C) | Storage Temp Range (Tstg) (C) |
| ZMM5221B | 2.4 | 20 | 1200 | 185 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5222B | 2.5 | 20 | 1250 | 180 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5223B | 2.7 | 20 | 1300 | 165 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5224B | 2.8 | 20 | 1400 | 160 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5225B | 3.0 | 20 | 29 | 151 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5226B | 3.3 | 20 | 28 | 138 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5227B | 3.6 | 20 | 24 | 126 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5228B | 3.9 | 20 | 23 | 115 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5229B | 4.3 | 20 | 22 | 106 | 1.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5230B | 4.7 | 20 | 19 | 97 | 2.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5231B | 5.1 | 20 | 17 | 89 | 2.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5232B | 5.6 | 20 | 11 | 81 | 3.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5233B | 6.0 | 20 | 7 | 76 | 3.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5234B | 6.2 | 20 | 7 | 73 | 4.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5235B | 6.8 | 20 | 5 | 67 | 5.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5236B | 7.5 | 20 | 6 | 61 | 6.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5237B | 8.2 | 20 | 8 | 55 | 6.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5238B | 8.7 | 20 | 8 | 52 | 6.5 | 500 | 300 | 175 | -55 to +175 |
| ZMM5239B | 9.1 | 20 | 10 | 50 | 7.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5240B | 10 | 20 | 17 | 45 | 8.0 | 500 | 300 | 175 | -55 to +175 |
| ZMM5241B | 11 | 20 | 22 | 41 | 8.4 | 500 | 300 | 175 | -55 to +175 |
| ZMM5242B | 12 | 20 | 30 | 38 | 9.1 | 500 | 300 | 175 | -55 to +175 |
| ZMM5243B | 13 | 20 | 13 | 35 | 9.9 | 500 | 300 | 175 | -55 to +175 |
| ZMM5244B | 14 | 20 | 15 | 32 | 10 | 500 | 300 | 175 | -55 to +175 |
| ZMM5245B | 15 | 20 | 16 | 30 | 11 | 500 | 300 | 175 | -55 to +175 |
| ZMM5246B | 16 | 20 | 17 | 28 | 12 | 500 | 300 | 175 | -55 to +175 |
| ZMM5247B | 17 | 20 | 19 | 27 | 13 | 500 | 300 | 175 | -55 to +175 |
| ZMM5248B | 18 | 20 | 21 | 25 | 14 | 500 | 300 | 175 | -55 to +175 |
| ZMM5249B | 19 | 20 | 23 | 24 | 14 | 500 | 300 | 175 | -55 to +175 |
| ZMM5250B | 20 | 20 | 25 | 23 | 15 | 500 | 300 | 175 | -55 to +175 |
| ZMM5251B | 22 | 20 | 29 | 21.2 | 17 | 500 | 300 | 175 | -55 to +175 |
| ZMM5252B | 24 | 20 | 33 | 19.1 | 18 | 500 | 300 | 175 | -55 to +175 |
| ZMM5253B | 25 | 20 | 35 | 18.2 | 19 | 500 | 300 | 175 | -55 to +175 |
| ZMM5254B | 27 | 20 | 41 | 16.8 | 21 | 500 | 300 | 175 | -55 to +175 |
| ZMM5255B | 28 | 20 | 44 | 16.2 | 21 | 500 | 300 | 175 | -55 to +175 |
| ZMM5256B | 30 | 20 | 49 | 15.1 | 23 | 500 | 300 | 175 | -55 to +175 |
| ZMM5257B | 33 | 20 | 58 | 13.8 | 25 | 500 | 300 | 175 | -55 to +175 |
| ZMM5258B | 36 | 20 | 70 | 12.6 | 27 | 500 | 300 | 175 | -55 to +175 |
| ZMM5259B | 39 | 20 | 80 | 11.5 | 30 | 500 | 300 | 175 | -55 to +175 |
| ZMM5260B | 43 | 20 | 93 | 10.6 | 33 | 500 | 300 | 175 | -55 to +175 |
| ZMM5261B | 47 | 20 | 105 | 9.7 | 36 | 500 | 300 | 175 | -55 to +175 |
| ZMM5262B | 51 | 20 | 125 | 8.9 | 39 | 500 | 300 | 175 | -55 to +175 |
| ZMM5263B | 56 | 20 | 150 | - | 43 | 500 | 300 | 175 | -55 to +175 |
| ZMM5264B | 60 | 20 | 170 | - | 46 | 500 | 300 | 175 | -55 to +175 |
| ZMM5265B | 62 | 20 | 185 | - | 47 | 500 | 300 | 175 | -55 to +175 |
| ZMM5266B | 68 | 20 | 230 | - | 52 | 500 | 300 | 175 | -55 to +175 |
| ZMM5267B | 75 | 20 | 270 | - | 56 | 500 | 300 | 175 | -55 to +175 |
2409302330_JSMSEMI-ZMM5221B_C2857237.pdf
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