Taiwan Semiconductor has launched a family of low-bias current Zener diodes. These 50 µA IZT Zener diodes feature popular industry standard SOD-123 packages.
These efficient diodes are specified at low bias current (50 μA), suitable for low-bias, energy harvesting and portable battery-powered devices in industrial applications. This reduces losses and increases battery life.
Key Features
- Specified at a low-test current (50 μA)
- Tolerance approximately: ± 5 %
- Wide working voltage range VZ: 1.8 V to 39 V
- Packages: SOD-123
Applications
- General-purpose Zener drop in upgrade
- Low-current general regulation functions
- Portable applications
- Industrial devices
- Lighting systems
- Energy harvesting
Product Portfolio
| Part number | Marking code | Zener Voltage VZ@IZT(V) | Test Current IZT(μA) | Leakage Current IR@VR | |||
| Min | Nom | Max | μA | V | |||
| MMSZ4678 | CC | 1.71 | 1.8 | 1.89 | 50 | 7.5 | 1 |
| MMSZ4679 | CD | 1.9 | 2 | 2.1 | 50 | 5 | 1 |
| MMSZ4680 | CE | 2.09 | 2.2 | 2.31 | 50 | 4 | 1 |
| MMSZ4681 | CF | 2.28 | 2.4 | 2.52 | 50 | 2 | 1 |
| MMSZ4682 | CH | 2.565 | 2.7 | 2.835 | 50 | 1 | 1 |
| MMSZ4683 | CJ | 2.85 | 3 | 3.15 | 50 | 0.8 | 1 |
| MMSZ4684 | CK | 3.135 | 3.3 | 3.465 | 50 | 7.5 | 1.5 |
| MMSZ4685 | CM | 3.42 | 3.6 | 3.78 | 50 | 7.5 | 2 |
| MMSZ4686 | CN | 3.705 | 3.9 | 4.095 | 50 | 5 | 2 |
| MMSZ4687 | CP | 4.085 | 4.3 | 4.515 | 50 | 4 | 2 |
| MMSZ4688 | CT | 4.465 | 4.7 | 4.935 | 50 | 10 | 3 |
| MMSZ4689 | CU | 4.845 | 5.1 | 5.355 | 50 | 10 | 3 |
| MMSZ4690 | CV | 5.32 | 5.6 | 5.88 | 50 | 10 | 4 |
| MMSZ4691 | CA | 5.89 | 6.2 | 6.51 | 50 | 10 | 5 |
| MMSZ4692 | CX | 6.46 | 6.8 | 7.14 | 50 | 10 | 5.1 |
| MMSZ4693 | CY | 7.125 | 7.5 | 7.875 | 50 | 10 | 5.7 |
| MMSZ4694 | CZ | 7.79 | 8.2 | 8.61 | 50 | 1 | 6.2 |
| MMSZ4695 | DC | 8.265 | 8.7 | 9.135 | 50 | 1 | 6.6 |
| MMSZ4696 | DD | 8.645 | 9.1 | 9.555 | 50 | 1 | 6.9 |
| MMSZ4697 | DE | 9.5 | 10 | 10.5 | 50 | 1 | 7.6 |
| MMSZ4698 | DF | 10.45 | 11 | 11.55 | 50 | 1 | 8.4 |
| MMSZ4699 | DH | 11.4 | 12 | 12.6 | 50 | 1 | 9.1 |
| MMSZ4700 | DJ | 12.35 | 13 | 13.65 | 50 | 1 | 9.8 |
| MMSZ4701 | DK | 13.3 | 14 | 14.7 | 50 | 1 | 10.6 |
| MMSZ4702 | DM | 14.25 | 15 | 15.75 | 50 | 1 | 11.4 |
| MMSZ4703 | DN | 15.2 | 16 | 16.8 | 50 | 1 | 12.1 |
| MMSZ4704 | DP | 16.15 | 17 | 17.85 | 50 | 1 | 12.9 |
| MMSZ4705 | DT | 17.1 | 18 | 18.9 | 50 | 1 | 13.6 |
| MMSZ4706 | DU | 18.05 | 19 | 19.95 | 50 | 1 | 14.4 |
| MMSZ4707 | DV | 19 | 20 | 21 | 50 | 0.01 | 15.2 |
| MMSZ4708 | DA | 20.9 | 22 | 23.1 | 50 | 0.01 | 16.7 |
| MMSZ4709 | DX | 22.8 | 24 | 25.2 | 50 | 0.01 | 18.2 |
| MMSZ4710 | DY | 23.75 | 25 | 26.25 | 50 | 0.01 | 19 |
| MMSZ4711 | EA | 25.65 | 27 | 28.35 | 50 | 0.01 | 20.4 |
| MMSZ4712 | EC | 26.6 | 28 | 29.4 | 50 | 0.01 | 21.2 |
| MMSZ4713 | ED | 28.5 | 30 | 31.5 | 50 | 0.01 | 22.8 |
| MMSZ4714 | EE | 31.35 | 33 | 34.65 | 50 | 0.01 | 25 |
| MMSZ4715 | EF | 34.2 | 36 | 37.8 | 50 | 0.01 | 27.3 |
| MMSZ4716 | EH | 37.05 | 39 | 40.95 | 50 | 0.01 | 29.6 |
Newsletter_5_2024_500mW, Low IZT 1.8V-39V Surface Mount Zeners