MM1Z5242B ST Semtech Silicon Planar Zener Diode with 5 Percent Voltage Tolerance and SOD123 Package
Key Attributes
Model Number:
MM1Z5242B
Product Custom Attributes
Reverse Leakage Current (Ir):
1uA@9.1V
Pd - Power Dissipation:
500mW
Impedance(Zzt):
30Ω
Diode Configuration:
Independent
Zener Voltage(Range):
11.48V~12.6V
Zener Voltage(Nom):
12V
Mfr. Part #:
MM1Z5242B
Package:
SOD-123
Product Description
Product Overview
The MM1Z5221B~MM1Z5267B series are silicon planar Zener diodes designed for surface-mounted applications. These diodes offer a total power dissipation of up to 500 mW and feature a tolerance of approximately 5%. Their small plastic package (SOD-123) makes them suitable for compact designs.
Product Attributes
- Brand:
- Origin: Silicon Planar
- Package Type: SOD-123
Technical Specifications
| Type | Marking Code | Zener Voltage Range (V) Min. | Zener Voltage Range (V) Max. | VZT at IZT (mA) | ZZT at IZT () | IZK at IZK (mA) | ZZK at IZK () | IR at VR (A) | VF max (V) at IF (mA) |
| MM1Z5221B | A4 | 2.28 | 2.52 | 20 | 30 | 20 | 1200 | 0.25 | 100 |
| MM1Z5223B | B4 | 2.57 | 2.84 | 20 | 30 | 20 | 1300 | 0.25 | 75 |
| MM1Z5225B | C4 | 2.85 | 3.15 | 20 | 29 | 20 | 1600 | 0.25 | 50 |
| MM1Z5226B | D4 | 3.14 | 3.47 | 20 | 28 | 20 | 1600 | 0.25 | 25 |
| MM1Z5227B | E4 | 3.42 | 3.78 | 20 | 24 | 20 | 1700 | 0.25 | 15 |
| MM1Z5228B | F4 | 3.71 | 4.1 | 20 | 23 | 20 | 1900 | 0.25 | 10 |
| MM1Z5229B | H4 | 4.09 | 4.52 | 20 | 22 | 20 | 2000 | 0.25 | 5 |
| MM1Z5230B | J4 | 4.47 | 4.94 | 20 | 19 | 20 | 1900 | 0.25 | 5 |
| MM1Z5231B | K4 | 4.85 | 5.36 | 20 | 17 | 20 | 1600 | 0.25 | 5 |
| MM1Z5232B | M4 | 5.32 | 5.88 | 20 | 11 | 20 | 1600 | 0.25 | 5 |
| MM1Z5234B | N4 | 5.89 | 6.51 | 20 | 7 | 20 | 1000 | 0.25 | 5 |
| MM1Z5235B | P4 | 6.46 | 7.14 | 20 | 5 | 20 | 750 | 0.25 | 3 |
| MM1Z5236B | R4 | 7.13 | 7.88 | 20 | 6 | 20 | 500 | 0.25 | 3 |
| MM1Z5237B | X4 | 7.79 | 8.61 | 20 | 8 | 20 | 500 | 0.25 | 3 |
| MM1Z5239B | Y4 | 8.65 | 9.56 | 20 | 10 | 20 | 600 | 0.25 | 3 |
| MM1Z5240B | Z4 | 9.50 | 10.5 | 20 | 17 | 20 | 600 | 0.25 | 3 |
| MM1Z5241B | A5 | 10.45 | 11.55 | 20 | 22 | 20 | 600 | 0.25 | 2 |
| MM1Z5242B | B5 | 11.40 | 12.6 | 20 | 30 | 20 | 600 | 0.25 | 1 |
| MM1Z5243B | C5 | 12.35 | 13.65 | 9.5 | 13 | 9.5 | 600 | 0.25 | 0.5 |
| MM1Z5245B | D5 | 14.25 | 15.75 | 8.5 | 16 | 8.5 | 600 | 0.25 | 0.1 |
| MM1Z5246B | E5 | 15.20 | 16.8 | 7.8 | 17 | 7.8 | 600 | 0.25 | 0.1 |
| MM1Z5247B | G5 | 16.15 | 17.85 | 7.4 | 19 | 7.4 | 600 | 0.25 | 0.1 |
| MM1Z5248B | F5 | 17.10 | 18.9 | 7 | 21 | 7 | 600 | 0.25 | 0.1 |
| MM1Z5249B | K9 | 18.05 | 19.95 | 6.6 | 23 | 6.6 | 600 | 0.25 | 0.1 |
| MM1Z5250B | H5 | 19.00 | 21 | 6.2 | 25 | 6.2 | 600 | 0.25 | 0.1 |
| MM1Z5251B | J5 | 20.90 | 23.1 | 5.6 | 29 | 5.6 | 600 | 0.25 | 0.1 |
| MM1Z5252B | K5 | 22.80 | 25.2 | 5.2 | 33 | 5.2 | 600 | 0.25 | 0.1 |
| MM1Z5253B | M9 | 23.75 | 26.25 | 5 | 35 | 5 | 600 | 0.25 | 0.1 |
| MM1Z5254B | M5 | 25.65 | 28.35 | 4.6 | 41 | 4.6 | 600 | 0.25 | 0.1 |
| MM1Z5255B | F6 | 26.6 | 29.4 | 4.5 | 44 | 4.5 | 600 | 0.25 | 0.1 |
| MM1Z5256B | N5 | 28.50 | 31.5 | 4.2 | 49 | 4.2 | 600 | 0.25 | 0.1 |
| MM1Z5257B | P5 | 31.35 | 34.65 | 3.8 | 58 | 3.8 | 700 | 0.25 | 0.1 |
| MM1Z5258B | R5 | 34.20 | 37.8 | 3.4 | 70 | 3.4 | 700 | 0.25 | 0.1 |
| MM1Z5259B | X5 | 37.05 | 40.95 | 3.2 | 80 | 3.2 | 800 | 0.25 | 0.1 |
| MM1Z5260B | Y5 | 40.85 | 45.15 | 3 | 93 | 3 | 900 | 0.25 | 0.1 |
| MM1Z5261B | Z5 | 44.65 | 49.35 | 2.7 | 105 | 2.7 | 1000 | 0.25 | 0.1 |
| MM1Z5262B | A6 | 48.45 | 53.55 | 2.5 | 125 | 2.5 | 1100 | 0.25 | 0.1 |
| MM1Z5263B | B6 | 53.20 | 58.8 | 2.2 | 150 | 2.2 | 1300 | 0.25 | 0.1 |
| MM1Z5265B | C6 | 58.90 | 65.1 | 2 | 185 | 2 | 1400 | 0.25 | 0.1 |
| MM1Z5266B | D6 | 64.60 | 71.4 | 1.8 | 230 | 1.8 | 1600 | 0.25 | 0.1 |
| MM1Z5267B | E6 | 71.25 | 78.75 | 1.7 | 270 | 1.7 | 1700 | 0.25 | 0.1 |
Absolute Maximum Ratings
| Parameter | Symbol | Value | Unit |
| Power Dissipation TL = 75 | Ptot | 500 | mW |
| Junction Temperature | Tj | 150 | |
| Storage Temperature Range | Tstg | -55 to + 150 |
Thermal Characteristics
| Parameter | Symbol | Max. | Unit |
| Thermal Resistance Junction to Ambient | RJA | 340 | /W |
| Thermal Resistance Junction to Lead | RJL | 150 | /W |
2410121238_ST-Semtech-MM1Z5242B_C2859156.pdf
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