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| Part Number | CD977B | CD979B | CD978B | CD957B | CD967B | CD970B | CD971B | CD972B | CD973B | CD974B | CD975B | CD976B |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Voltage - Zener (Nom) (Vz) | 47 V | 56 V | 51 V | 6.8 V | 18 V | 24 V | 27 V | 30 V | 33 V | 36 V | 39 V | 43 V |
| Tolerance | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% |
| Power - Max | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW | 500 mW |
| Impedance (Max) (Zzt) | 105 Ohms | 150 Ohms | 125 Ohms | 4.5 Ohms | 21 Ohms | 33 Ohms | 41 Ohms | 49 Ohms | 58 Ohms | 70 Ohms | 90 Ohms | 93 Ohms |
| Current - Reverse Leakage @ Vr | 500 nA @ 36 V | 500 nA @ 43 V | 500 nA @ 39 V | 5 µA @ 5.2 V | 500 nA @ 14 V | 500 nA @ 18 V | 500 nA @ 21 V | 500 nA @ 23 V | 500 nA @ 25 V | 500 nA @ 27 V | 500 nA @ 30 V | 500 nA @ 33 V |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 1.5 V @ 200 mA |
| Operating Temperature | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die |
| Supplier Device Package | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die | Die |
