# Zener Single Diode, MMSZ52 Series, 10 V, 500 mW, SOD-123, 2 Pins, 150 °C, Surface Mount
**URL**: https://novapart.co/products/MMSZ5240B/zener-single-diode-mmsz52-series-10-v-500-mw-sod
**SKU**: MMSZ5240B
**Manufacturer**: DIODES INC.
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Zener Single Diodes
**Price**: €0.0260
**Stock**: 200+
**Lead Time**: 78 days (indicative)
## Description
Zener Voltage Vz Typ:10V; Power Dissipation Pd:500mW; Diode Case Style:SOD-123; Zener Tolerance ±:5%; No. of Pins:2Pins; Operating Temperature Max:150°C; Product Range:MMSZxxxT1G Series;
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2Pins |
| Product Range | MMSZxxxT1G |
| Qualification | - |
| Diode Mounting | Surface Mount |
| Diode Case Style | SOD-123 |
| Power Dissipation | 500mW |
| Zener Voltage Nom | 10V |
| Operating Temperature Max | 150°C |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2061476/)
|**Type Number**|**Zener Voltage Range1**|**Zener Voltage Range1**|**Zener Voltage Range1**|**Max. Zener**
**Impedance2**|**Max. Zener**
**Impedance2**|**Max. Zener**
**Impedance2**|**Max. Zener**
**Impedance2**|**Max. Reverse**
**Leakage Current**|**Max. Reverse**
**Leakage Current**|
|---|---|---|---|---|---|---|---|---|---|
||**VZ @ IZT**|||**ZZT @ IZT**||**ZZK @ IZK**||**IR @ VR**||
||**Nom V**|**Min V**|**Max V**|Ω|**mA**|Ω|**mA**|µ**A**|**V**|
|**500mW Zener Diodes / SOD-123**
~~Ff~~
~~{|~~
~~|~~
~~|~~
~~|~~
~~|~~
~~ff~~
~~|]~~
~~|~~||||||||||
|**MMSZ5221B**
~~Ff~~|2.4
~~Ff~~
~~{|~~|2.28
~~{|~~
~~|~~|2.52
~~|~~
~~|~~
~~|~~|30
~~|~~
~~|~~
~~|~~
~~ee ee~~|20
~~|~~
~~ee Gs~~|1200
~~ff~~
~~Gs Gn~~|0.25
~~ff~~
~~Gn|~~|100
~~ff~~
~~|]~~
~~|~~|1.0
~~|]~~
~~|~~|
|**MMSZ5222B**
~~Ff~~
~~a~~|2.5
~~Ff~~
~~{|~~
~~a~~|2.38
~~{|~~
~~|~~
~~a~~|2.63
~~|~~
~~|~~
~~a~~
~~|~~
~~|~~|30
~~|~~
~~|~~
~~a~~
~~|~~
~~ee ee~~
~~|~~
~~ee ee~~|20
~~|~~
~~a~~
~~ee Gs~~
~~ee Gs~~|1250
~~ff~~
~~a~~
~~Gs Gn~~
~~Gs Gn~~|0.25
~~ff~~
~~a~~
~~Gn|~~
~~Gn~~|100
~~ff~~
~~|]~~
~~a~~
~~|~~|1.0
~~|]~~
~~|~~
~~a~~|
|**MMSZ5223B**
~~ee~~
~~Ff~~|2.7
~~ee~~
~~Ff~~|2.57
~~ee~~|2.84
~~|~~
~~ee~~
~~|~~
~~ee~~||30
~~|~~
~~ee ee~~
~~ee~~
~~|~~
~~ee ee~~
|~~ee Meee~~|20
~~ee Gs~~
~~ee~~
~~ee Gs~~
~~Meee Gs~~|1300
~~Gs Gn~~
~~ee~~
~~Gs Gn~~
~~Gs~~|0.25
~~Gn|~~
~~ee~~
~~Gn~~
~~Gn~~|75
~~|~~
~~ee~~|1.0
~~ee~~|
|**MMSZ5225B**
~~ee~~
~~Ff~~|3.0
~~ee~~
~~Ff~~|2.85
~~ee~~|3.15
~~|~~
~~ee~~
~~ee~~||30
~~|~~
~~ee ee~~
~~ee~~
|~~ee Meee~~|20
~~ee Gs~~
~~ee~~
~~Meee Gs~~|1600
~~Gs Gn~~
~~ee~~
~~Gs~~|0.25
~~Gn~~
~~ee~~
~~Gn~~|50
~~ee~~|1.0
~~ee~~|
|**MMSZ5226B**
~~Ff~~
~~Ff~~|3.3
~~Ff~~
|
~~Ff~~
~~{|~~|3.14
|
~~{|~~|3.47
~~ee~~ |
ef
~~|~~|28
| ~~ee Meee~~
ef
|
~~|~~
~~|~~|20
~~Meee Gs~~
~~ff~~
~~|~~|1600
~~Gs~~
~~ff~~
~~ff~~|0.25
~~Gn~~
~~ff~~
~~ff~~|25
~~ff~~
~~ff~~
~~jf~~|1.0
|
~~jf~~
~~|~~|
|**MMSZ5227B**
~~Ff~~|3.6
~~Ff~~
~~{|~~|3.42
~~{|~~|3.78
~~|~~
~~ee |e~~|24
~~|~~
~~|~~
~~|e~~|20
~~|~~
~~e~~|1700
~~ff~~
~~es~~|0.25
~~ff~~
~~ns|~~|15
~~ff~~
~~jf~~
~~|~~
~~ns~~|1.0
~~jf~~
~~|~~|
|**MMSZ5228B**
~~Ff~~
~~e~~|3.9
~~Ff~~
~~{|~~
~~e~~|3.71
~~{|~~
~~e~~|4.10
~~|~~
~~e~~
~~ee |e~~
~~ee|~~|23
~~|~~
~~|~~
~~e~~
~~|e~~
~~|~~
~~ee ee~~|20
~~|~~
~~e~~~~**e**~~
~~e~~
~~ee Gs~~|1900
~~ff~~
~~**e**~~
~~es~~
~~Gs Gn~~|0.25
~~ff~~
~~**e**~~
~~ns|~~
~~Gn|~~|10
~~ff~~
~~jf~~
~~**e**~~
~~|~~
~~ns~~
~~|~~|1.0
~~jf~~
~~|~~
~~**e**~~|
|**MMSZ5229B**
~~re~~|4.3
~~re~~|4.09
~~re~~|4.52
~~ee |e~~
~~re~~
~~ee|~~
~~i~~
~~|~~|22
~~|e~~
~~re~~
~~|~~
~~ee ee~~
~~|~~
~~ee~~|20
~~e~~
~~re~~
~~ee Gs~~
~~Re~~|2000
~~es~~
~~re~~
~~Gs Gn~~
~~Gs Gn~~|0.25
~~ns |~~
~~re~~
~~Gn|~~
~~Gn|~~|5.0
~~|~~
~~ns~~
~~re~~
~~|~~
~~| ns~~|1.0
~~re~~|
|**MMSZ5230B**
~~re~~
~~ee~~
~~Ff~~|4.7
~~re~~
~~ee~~
~~Ff~~|4.47
~~re~~
~~ee~~|4.94
~~re~~
~~ee |~~
~~ee~~
~~i~~
~~|~~
~~ee~~||19
~~re~~
~~|~~
~~ee ee~~
~~ee~~
~~|~~
~~ee~~
|~~ee Meee~~|20
~~re~~
~~ee Gs~~
~~ee~~
~~Re~~
~~Meee Gs~~|1900
~~re~~
~~Gs Gn~~
~~ee~~
~~Gs Gn~~
~~Gs~~|0.25
~~re~~
~~Gn|~~
~~ee~~
~~Gn|~~
~~Gn~~|5.0
~~re~~
~~|~~
~~ee~~
~~| ns~~|2.0
~~re~~
~~ee~~|
|**MMSZ5231B**
~~ee~~
~~ee~~
~~Ff~~|5.1
~~ee~~
~~ee~~
~~Ff~~|4.85
~~ee~~
~~ee~~|5.36
~~ee~~
~~i~~
~~|~~
~~ee~~
~~ee~~||17
~~ee~~
~~|~~
~~ee ~~
~~ee~~
|~~ee Meee~~|20
~~ee~~
~~Re~~
~~ee~~
~~Meee Gs~~|1600
~~ee~~
~~Gs Gn~~
~~ee~~
~~Gs~~|0.25
~~ee~~
~~Gn |~~
~~ee~~
~~Gn~~|5.0
~~ee~~
~~| ns~~
~~ee~~|2.0
~~ee~~
~~ee~~|
|**MMSZ5232B**
~~Ff~~
~~Ff~~|5.6
~~Ff~~
|
~~Ff~~
~~{|~~|5.32
|
~~{|~~|5.88
~~ee~~ |
ef
~~|~~|11
| ~~ee Meee~~
ef
|
~~|~~
~~|~~|20
~~Meee Gs~~
~~ff~~
~~|~~|1600
~~Gs~~
~~ff~~
~~ff~~|0.25
~~Gn~~
~~ff~~
~~ff~~|5.0
~~ff~~
~~ff~~
~~jf~~|3.0
|
~~jf~~
~~|~~|
|**MMSZ5234B**
~~Ff~~|6.2
~~Ff~~
~~{|~~|5.89
~~{|~~|6.51
~~|~~
~~ee |e~~|7.0
~~|~~
~~|~~
~~|e~~|20
~~|~~
~~e~~|1000
~~ff~~
~~es~~|0.25
~~ff~~
~~ns|~~|5.0
~~ff~~
~~jf~~
~~|~~
~~ns~~|4.0
~~jf~~
~~|~~|
|**MMSZ5235B**
~~Ff~~
~~e~~|6.8
~~Ff~~
~~{|~~
~~e~~|6.46
~~{|~~
~~e~~|7.14
~~|~~
~~e~~
~~ee |e~~
~~ee|~~|5.0
~~|~~
~~|~~
~~e~~
~~|e~~
~~|~~
~~ee ee~~|20
~~|~~
~~e~~~~**e**~~
~~e~~
~~ee Gs~~|750
~~ff~~
~~**e**~~
~~es~~
~~Gs Gn~~|0.25
~~ff~~
~~**e**~~
~~ns|~~
~~Gn|~~|3.0
~~ff~~
~~jf~~
~~**e**~~
~~|~~
~~ns~~
~~|~~|5.0
~~jf~~
~~|~~
~~**e**~~|
|**MMSZ5236B**
~~re~~
~~rf~~|7.5
~~re~~
~~rf~~|7.13
~~re~~|7.88
~~ee |e~~
~~re~~
~~ee|~~
~~i~~
||6.0
~~|e~~
~~re~~
~~|~~
~~ee ee~~
|~~ee Re~~|20
~~e~~
~~re~~
~~ee Gs~~
~~ee Re~~|500
~~es~~
~~re~~
~~Gs Gn~~
~~Gs~~|0.25
~~ns |~~
~~re~~
~~Gn|~~
~~Gn~~||3.0
~~|~~
~~ns~~
~~re~~
~~|~~
|~~ns~~|6.0
~~re~~|
|**MMSZ5237B**
~~re~~
~~ee~~
~~rf~~|8.2
~~re~~
~~ee~~
~~rf~~
~~Jf~~|7.79
~~re~~
~~ee~~
~~Jf~~
~~Jf~~|8.61
~~re~~
~~ee |~~
~~ee~~
~~i~~
|
~~Jf~~
~~fe~~|8.0
~~re~~
~~|~~
~~ee ee~~
~~ee~~
|~~ee Re~~
~~fe~~
~~|~~|20
~~re~~
~~ee Gs~~
~~ee~~
~~ee Re~~
~~jf~~|500
~~re~~
~~Gs Gn~~
~~ee~~
~~Gs~~
~~jf~~
~~f~~|0.25
~~re~~
~~Gn|~~
~~ee~~
~~Gn~~|
~~f~~~~**f**~~|3.0
~~re~~
~~|~~
~~ee~~
|~~ns~~|6.0
~~re~~
~~ee~~|
|**MMSZ5239B**
~~ee~~
~~rf~~
~~Ff~~|9.1
~~ee~~
~~rf~~
~~Jf~~
~~Ff~~
~~{|~~|8.65
~~ee~~
~~Jf~~
~~Jf~~
~~{|~~|9.56
~~ee~~
~~i~~
|
~~Jf~~
~~fe~~
~~|~~|10
~~ee~~
| ~~ee Re~~
~~fe~~
~~|~~
~~|~~
~~|~~|20
~~ee~~
~~ee Re ~~
~~jf~~
~~|~~|600
~~ee~~
~~Gs~~
~~jf~~
~~f~~
~~ff~~|0.25
~~ee~~
~~Gn~~|
~~f~~~~**f**~~
~~ff~~|3.0
~~ee~~
|~~ns~~
~~s~~
~~ff~~
~~jf~~|6.5
~~ee~~
~~s~~
~~jf~~
~~|~~|
|**MMSZ5240B**
~~Ff~~
~~Ff~~|10
~~Jf~~
~~Ff~~
~~{|~~
~~Ff~~
~~{|~~|9.50
~~Jf~~
~~Jf~~
~~{|~~
~~{|~~|10.50
~~Jf~~
~~fe~~
~~|~~
~~|~~|17
~~fe~~
~~|~~
~~|~~
~~|~~
~~|~~
~~|~~|20
~~jf~~
~~|~~
~~|~~|600
~~jf~~
~~f~~
~~ff~~
~~ff~~|0.25
~~f~~~~**f**~~
~~ff~~
~~ff~~|3.0
~~ff~~
~~jf~~
~~ff~~
~~jf~~|8.0
~~jf~~
~~|~~
~~jf~~
~~|~~|
|**MMSZ5241B**
~~Ff~~
~~Ff~~|11
~~Ff~~
~~{|~~
~~Ff~~
~~{|~~|10.45
~~{|~~
~~{|~~|11.55
~~|~~
~~|~~
~~|~~|22
~~|~~
~~|~~
~~|~~
~~|~~
~~|~~
~~ee ee~~|20
~~|~~
~~|~~
~~ee Gs~~|600
~~ff~~
~~ff~~
~~Gs Gn~~|0.25
~~ff~~
~~ff~~
~~Gn|~~|3.0
~~ff~~
~~jf~~
~~ff~~
~~jf~~
~~|~~|8.4
~~jf~~
~~|~~
~~jf~~
~~|~~|
|**MMSZ5242B**
~~Ff~~
~~ee~~|12
~~Ff~~
~~{|~~
~~ee~~|11.40
~~{|~~
~~ee~~|12.60
~~|~~
~~ee~~
~~|~~
~~ee|~~|30
~~|~~
~~|~~
~~ee~~
~~|~~
~~ee ee~~
~~|~~
~~ee Re~~|20
~~|~~
~~ee~~
~~ee Gs~~
~~Re Gs~~|600
~~ff~~
~~ee~~
~~Gs Gn~~
~~Gs nn~~|0.25
~~ff~~
~~ee~~
~~Gn|~~
~~nn|~~|2.0
~~ff~~
~~jf~~
~~ee~~
~~|~~
~~|~~|9.1
~~jf~~
~~|~~
~~ee~~|
|**MMSZ5243B**
~~ee~~
~~Ff~~|13
~~ee~~
~~Ff~~|12.35
~~ee~~|13.65
~~|~~
~~ee~~
~~ee|~~
~~a~~|13
~~|~~
~~ee ee~~
~~ee~~
~~|~~
~~ee Re~~
~~a~~|9.5
~~ee Gs~~
~~ee~~
~~Re Gs~~
~~ee~~|600
~~Gs Gn~~
~~ee~~
~~Gs nn~~
~~ee~~|0.25
~~Gn|~~
~~ee~~
~~nn|~~
~~es|~~|1.0
~~|~~
~~ee~~
~~|~~
~~|~~|9.9
~~ee~~|
|**MMSZ5245B**
~~ee~~
~~a~~
~~Ff~~
~~Ff~~|15
~~ee~~
~~a~~
~~Ff~~
~~**{|**~~
~~Ff~~|14.25
~~ee~~
~~a~~
~~**{|**~~|15.75
~~ee~~
~~ee |~~
~~a~~
~~a~~
~~**|**~~|16
~~ee~~
~~|~~
~~ee Re~~
~~a~~
~~a~~
~~**|**~~
~~|~~|8.5
~~ee~~
~~Re Gs~~
~~a~~
~~ee~~
~~|~~|600
~~ee~~
~~Gs nn~~
~~a~~
~~ee~~
~~**ff**~~|0.25
~~ee~~
~~nn |~~
~~a~~
~~es|~~
~~**ff**~~|0.5
~~ee~~
~~|~~
~~a~~
~~|~~
~~**ff**~~
~~**jf**~~|11
~~ee~~
~~a~~
~~**jf**~~
~~**|**~~|
|**MMSZ5246B**
~~Ff~~
~~Ff~~|16
~~Ff~~
~~**{|**~~
~~Ff~~|15.20
~~**{|**~~|16.80
~~a ~~
~~**|**~~|17
~~a~~
~~**|**~~
~~|~~
~~|~~|7.8
~~ee ~~
~~|~~
~~|~~|600
~~ee ~~
~~**ff**~~|0.25
~~es|~~
~~**ff**~~|0.1
~~|~~
~~**ff**~~
~~**jf**~~|12
~~**jf**~~
~~**|**~~|
|**MMSZ5248B**
~~Ff~~
~~rh~~|18
~~**{|**~~
~~Ff~~
|17.10
~~**{|**~~
|18.90
~~**|**~~
~~|~~|21
~~**|**~~
~~|~~
~~|~~
~~|ae~~|7.0
~~|~~
~~|~~
~~ee~~|600
~~**ff**~~
~~Gs~~|0.25
~~**ff**~~
~~Gn|~~|0.1
~~**ff**~~
~~**jf**~~
~~|~~|14
~~**jf**~~
~~**|**~~|
|**MMSZ5250B**
~~ee~~
~~rhLr hrm~~|20
~~ee~~
~~hrm~~|19.00
~~ee~~
~~hrm~~|21.00
~~ee~~
~~|~~|25
~~|~~
~~ee~~
~~|ae~~
~~ee~~|6.2
~~|~~
~~ee~~
~~ee~~
~~ee~~|600
~~ee~~
~~Gs~~|0.25
~~ee~~
~~Gn|~~|0.1
~~ee~~
~~|~~|15
~~ee~~|
|**MMSZ5251B**
~~ee~~
~~rhLr hrm~~
~~Ff~~|22
~~ee~~
~~hrm~~
~~Ff~~|20.90
~~ee~~
~~hrm~~|23.10
~~ee~~
~~|~~
~~a~~
||29
~~ee~~
~~|ae~~
~~ee~~
|~~ee Ree~~|5.6
~~ee~~
~~ee~~
~~ee~~
~~Ree Gs~~|600
~~ee~~
~~Gs~~
~~Gs nn~~|0.25
~~ee~~
~~Gn|~~
~~nn|~~|0.1
~~ee~~
~~|~~
~~|~~|17
~~ee~~|
|**MMSZ5252B**
~~rh Lr hrm~~
~~ee~~
~~Ff~~|24
~~hrm~~
~~ee~~
~~Ff~~|22.80
~~hrm~~
~~ee~~|25.20
~~|~~
~~ee~~
~~a~~
||33
~~| ae ~~
~~ee~~
~~ee~~
|~~ee Ree~~|5.2
~~ee ~~
~~ee~~
~~ee~~
~~Ree Gs~~|600
~~Gs~~
~~ee~~
~~Gs nn~~|0.25
~~Gn|~~
~~ee~~
~~nn|~~|0.1
~~|~~
~~ee~~
~~|~~|18
~~ee~~|
|**MMSZ5254B**
~~Ff~~|27
~~Ff~~
||25.65
||28.35
~~a~~
|
ef
~~a~~|41
| ~~ee Ree~~
ef
|
~~ae~~|5.0
~~Ree Gs~~
~~ff~~
~~ee~~|600
~~Gs nn~~
~~ff~~
~~ee~~|0.25
~~nn|~~
~~ff~~
~~es|~~|0.1
~~|~~
~~ff~~
~~|~~|21
|
~~Gn~~|
|**MMSZ5255B**
~~a~~|28
~~a~~|26.60
~~a~~|29.40
~~a~~
~~a~~
~~a~~|44
~~a~~
~~ae~~
~~es~~|4.5
~~a~~
~~ee~~
~~es~~|600
~~a~~
~~ee~~
~~es~~|0.25
~~a~~
~~es|~~
~~es|~~|0.1
~~a~~
~~|~~
~~|~~|21
~~a~~
~~Gn~~|
|**MMSZ5256B**
~~a~~|30
~~a~~|28.50
~~a~~|31.50
~~a~~
~~a~~
~~a~~
~~rr~~|49
~~ae ~~
~~a~~
~~es~~
~~a~~|4.2
~~ee~~
~~a~~
~~es~~
~~es~~|600
~~ee~~
~~a~~
~~es~~
~~ee~~|0.25
~~es|~~
~~a~~
~~es|~~
~~es|~~|0.1
~~|~~
~~a~~
~~|~~
~~|~~
~~es~~|23
~~Gn~~
~~a~~|
|**MMSZ5257B**
~~a~~|33
~~a~~|31.35
~~a~~|34.65
~~a ~~
~~a~~
~~rr~~
~~a~~|58
~~es~~
~~a~~
~~a~~
~~ae~~|3.8
~~es~~
~~a~~
~~es~~
~~ee~~|700
~~es~~
~~a~~
~~ee~~
~~ee~~|0.25
~~es|~~
~~a~~
~~es|~~
~~es|~~|0.1
~~|~~
~~a~~
~~|~~
~~es~~
~~|~~|25
~~a~~
~~Gn~~|
|**MMSZ5258B**
~~a~~|36
~~a~~|34.20
~~a~~|37.80
~~rr ~~
~~a~~
~~a~~|70
~~a~~
~~a~~
~~ae~~|3.4
~~es ~~
~~a~~
~~ee~~|700
~~ee~~
~~a~~
~~ee~~|0.25
~~es |~~
~~a~~
~~es|~~|0.1
~~|~~
~~es~~
~~a~~
~~|~~|27
~~a~~
~~Gn~~|
|**MMSZ5259B**
~~I~~|39
~~I~~|37.05
~~I~~|40.95
~~a~~
~~I~~|80
~~ae ~~
~~I~~|3.2
~~ee~~
~~I~~|800
~~ee~~
~~I~~|0.25
~~es|~~
~~I~~|0.1
~~|~~
~~I~~|30
~~Gn~~
~~I~~|
|1. Tested with pulses,**TP**= 100ms.
2. Valid provided that electrodes are kept at ambient temperature.
~~I~~||||||||||
=HQHU 'LRGHV
## Links
- [View this product on Novapart](https://novapart.co/products/MMSZ5240B/zener-single-diode-mmsz52-series-10-v-500-mw-sod)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/diodes-inc/mmsz5240b/diode-zener-10v-0-5w-sod123/dp/2061476)
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