| Part Numbers | Manufacturer Name | Datasheet | Voltage - Zener (Vz) | Tolerance | Power - Max | Impedance (Max) (Zzt) | Reverse Leakage Current@ Vr | Forward Voltage (Vf) (Max) @ If | Operating Temperature | Mounting Type | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PTZTE2520A | ROHM CO LTD | 20V | ±6% | 1W | 14 Ohm | 10µA @ 15V | - | - | Surface Mount | DO-214AC, SMA | |
| TDZTR22 | ROHM CO LTD | 22V | ±10% | 500mW | - | 10µA @ 15V | - | -55°C ~ 150°C | Surface Mount | 2-SMD, Flat Lead | |
| KDZTR20B | ROHM CO LTD | 20.8V | ±6% | 1W | - | 10µA @ 15V | - | -55°C ~ 150°C | Surface Mount | SOD-123F | |
| PTZTE2520B | ROHM CO LTD | 20.8V | ±6% | 1W | 14 Ohm | 10µA @ 15V | - | - | Surface Mount | DO-214AC, SMA | |
| SJPZ-E20V | SANKEN ELECTRIC CO LTD | 20V | ±6% | 1W | - | 10µA @ 15V | - | -55°C ~ 150°C | Surface Mount | 2-SMD, J-Lead | |
| PTV20B-M3/85A | VISHAY SEMICONDUCTORS | 21.2V | ±6% | 600mW | 14 Ohm | 10µA @ 15V | 1.5V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-220AA | |
| PTV20B-M3/84A | VISHAY SEMICONDUCTORS | 21.2V | ±6% | 600mW | 14 Ohm | 10µA @ 15V | 1.5V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-220AA | |
| PTV20B-E3/85A | VISHAY SEMICONDUCTORS | 21.2V | ±6% | 600mW | 14 Ohm | 10µA @ 15V | 1.5V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-220AA | |
| PTV20B-E3/84A | VISHAY SEMICONDUCTORS | 21.2V | ±6% | 600mW | 14 Ohm | 10µA @ 15V | 1.5V @ 200mA | -55°C ~ 150°C | Surface Mount | DO-220AA |
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