# Zener Single Diode, MMSZ52 Series, 20 V, 500 mW, SOD-123, 2 Pins, 150 °C, Surface Mount
**URL**: https://novapart.co/products/MMSZ5250B/zener-single-diode-mmsz52-series-20-v-500-mw-sod
**SKU**: MMSZ5250B
**Manufacturer**: DIODES INC.
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Zener Single Diodes
**Price**: €0.0340
**Stock**: 500+
**Lead Time**: 78 days (indicative)
## Description
Zener Voltage Vz Typ:20V; 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 | 20V |
| Operating Temperature Max | 150°C |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2061484/)
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## MMSZ5221B - MMSZ5259B 500mW SURFACE MOUNT ZENER DIODE
e Planar Die Construction
- © General Purpose, Medium Current e = Ideally Suited for Automated Assembly
- e Case: SOD-123, Plastic
- + Polarity: Cathode Band
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i:
| Dim | Min | Max |
tf a TE | 0.55 Typical _
Ld, | HH |Typical0.15 _|
**----- End of picture text -----**
- ¢ ~=©Weight: 0.01grams (approx.)
## Maximum Ratings
@ Ta = 25°C unless otherwise specified
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**----- Start of picture text -----**
| Characteristic | Symbol | vate | unit,
**----- End of picture text -----**
Notes: 1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with pulses, Tp < 1.0ms.
DS18010 Rev. D-2
1 of 3
MMS2Z5221B - MMSZ5259B
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Electrical Characteristics @ Ta = 25°C unless otherwise specified _ eee
Notes: 1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with pulses, Tp < 1.0ms.
DS18010 Rev. D-2
20f3
MMS2Z5221B - MMSZ5259B
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ee T,, AMBIENT TEMPERATURE (°C) Vz, NOMINAL ZENER VOLTAGE (V)
ee Fig. 1 Power Dissipation vs Ambient Temperature Fig. 2 Typical Capacitance
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_ _Vz, NOMINAL ZENER VOLTAGE (V) PULSE WIDTH (ms)
Fig. 3 Zener Voltage vs. Zener Impedence Fig. 4 Maximum Non-repetitive Surge Power
**----- End of picture text -----**
DS18010 Rev. D-2
3 of 3
MMSZ5221B - MMSZ5259B
## Links
- [View this product on Novapart](https://novapart.co/products/MMSZ5250B/zener-single-diode-mmsz52-series-20-v-500-mw-sod)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/diodes-inc/mmsz5250b/diode-zener-20v-0-5w-sod123/dp/2061484)
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