
MMBD1203
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12 variants · onsemi
The onsemi onsemi MMBD Series series groups 12 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common case of TO-236-3, SC-59, SOT-23-3, current - average rectified (Io) (per diode) of 200mA and diode type of Standard. Variants differ by current - reverse leakage @ vr, diode configuration and operating temperature - junction, so you can match the exact current - reverse leakage @ vr your application requires using the selection guide below.
| Parameter | MMBD1203 | MMBD1205 | MMBD1503A | MMBD1504A | MMBD1505A | MMBD4148CC |
|---|---|---|---|---|---|---|
| Current - reverse leakage @ vr | 50 nA @ 50 V | 50 nA @ 50 V | 10 nA @ 180 V | 10 nA @ 180 V | 10 nA @ 180 V | 5 µA @ 75 V |
| Diode configuration | 1 Pair Series Connection | 1 Pair Common Anode | 1 Pair Series Connection | 1 Pair Common Cathode | 1 Pair Common Anode | 1 Pair Common Cathode |
| Operating temperature - junction | 150°C (Max) | 150°C (Max) | 150°C (Max) | 150°C (Max) | 150°C (Max) | -55°C ~ 150°C |
| Voltage - DC reverse (Vr) | 100 V | 100 V | 200 V | 200 V | 200 V | 100 V |
| Voltage - forward (Vf) (Max) @ if | 1 V @ 200 mA | 1 V @ 200 mA | 1.1 V @ 200 mA | 1.1 V @ 200 mA | 1.1 V @ 200 mA | 1 V @ 10 mA |
Request a quote on any onsemi MMBD Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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