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| Part Number | MMQA27VT1 | MMQA27VT1G | MMQA20VT1 | MMQA22VT1 | MMQA24VT1 | 
|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi | 
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | 
| Type | - | Zener | Zener | Zener | Zener | 
| Unidirectional Channels | - | 4 | 4 | 4 | 4 | 
| Bidirectional Channels | - | - | - | - | - | 
| Voltage - Reverse Standoff (Typ) | - | 21V (Max) | 15V (Max) | 17V (Max) | 18V (Max) | 
| Voltage - Breakdown (Min) | - | 25.7V | 19V | 20.9V | 22.8V | 
| Voltage - Clamping (Max) @ Ipp | - | 39V | 28.6V | 31.7V | 34.6V | 
| Current - Peak Pulse (10/1000µs) | - | 615mA (8/20µs) | 840mA (8/20µs) | 758mA (8/20µs) | 694mA (8/20µs) | 
| Power - Peak Pulse | - | 150W | 150W | 150W | 150W | 
| Power Line Protection | - | No | No | No | No | 
| Applications | - | General Purpose | General Purpose | General Purpose | General Purpose | 
| Capacitance @ Frequency | - | - | - | - | - | 
| Operating Temperature | - | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Mounting Type | - | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | - | SC-74, SOT-457 | SC-74, SOT-457 | SC-74, SOT-457 | SC-74, SOT-457 | 
| Supplier Device Package | - | SC-74 | SC-74 | SC-74 | SC-74 |