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SMC Diode Solutions MMSZ Series

2 variants · SMC Diode Solutions

About the SMC Diode Solutions MMSZ Series

The SMC Diode Solutions MMSZ Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common case of SOD-123, mounting of Surface Mount and power - max of 500 mW. Variants differ by current - reverse leakage @ vr, impedance (Max) and operating temperature, so you can match the exact current - reverse leakage @ vr your application requires using the selection guide below. All listed SMC Diode Solutions MMSZ Series part numbers are active and orderable.

Select a variant by

Current - reverse leakage @ vr
50 µA @ 1 V · 100 nA @ 43 V
Impedance (Max)
30 Ohms · 150 Ohms
Operating temperature
-55°C ~ 150°C (TJ) · -55°C~150°C(TJ)
Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Voltage - zener (Nom)
3 V · 56 V

Shared specifications

Case
SOD-123
Mounting
Surface Mount
Power - max
500 mW
Tolerance
±5%
Voltage - forward (Vf) (Max) @ if
900 mV @ 10 mA

Variant comparison

ParameterMMSZ5225BMMSZ5263B
Current - reverse leakage @ vr50 µA @ 1 V100 nA @ 43 V
Impedance (Max)30 Ohms150 Ohms
Operating temperature-55°C~150°C(TJ)-55°C ~ 150°C (TJ)
PackageTape & Reel (TR); Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)
Voltage - zener (Nom)3 V56 V

Request a quote on any SMC Diode Solutions MMSZ Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants