Low impedance Zener diode luJing ZMM55C20 with LL34 glass case surface mount and precise voltage control
Key Attributes
Model Number:
ZMM55C20
Product Custom Attributes
Mfr. Part #:
ZMM55C20
Package:
LL-34
Product Description
Product Overview
The ZMM55C2V0~ZMM55C39V series are LL34 glass case surface mount Zener diodes designed for applications requiring low reverse leakage, low Zener impedance, and high stability. These diodes offer reliable voltage regulation with a wide range of Zener voltages from 2.0V to 39V.
Product Attributes
- Case Type: LL34 Glass Case
- Polarity: Color band denotes cathode end
- Mounting Position: Any
Technical Specifications
| Type | Zener Voltage (Vz) Min. | Zener Voltage (Vz) Max. | Test Current (Iz) | Max. Reverse Leakage (IR) | Test Condition (IR) | Max. Dynamic Resistance (rd) | Test Condition (rd) | Unit |
|---|---|---|---|---|---|---|---|---|
| ZMM55C2V0 | 1.80 | 2.15 | 5.0 | 100 | µA | 1.0 | Ω | mW |
| ZMM55C2V2 | 2.08 | 2.33 | 5.0 | 75 | µA | 1.0 | Ω | mW |
| ZMM55C2V4 | 2.28 | 2.56 | 5.0 | 50 | µA | 1.0 | Ω | mW |
| ZMM55C2V7 | 2.50 | 2.90 | 5.0 | 10 | µA | 1.0 | Ω | mW |
| ZMM55C3V0 | 2.80 | 3.20 | 5.0 | 4 | µA | 1.0 | Ω | mW |
| ZMM55C3V3 | 3.10 | 3.50 | 5.0 | 2 | µA | 1.0 | Ω | mW |
| ZMM55C3V6 | 3.4 | 3.8 | 5.0 | 2 | µA | 1.0 | Ω | mW |
| ZMM55C3V9 | 3.7 | 4.1 | 5.0 | 2 | µA | 1.0 | Ω | mW |
| ZMM55C4V3 | 4 | 4.6 | 5.0 | 1 | µA | 1.0 | Ω | mW |
| ZMM55C4V7 | 4.4 | 5 | 5.0 | 0.5 | µA | 1.0 | Ω | mW |
| ZMM55C5V1 | 4.8 | 5.4 | 5.0 | 0.1 | µA | 1.0 | Ω | mW |
| ZMM55C5V6 | 5.2 | 6 | 5.0 | 0.1 | µA | 1.0 | Ω | mW |
| ZMM55C6V2 | 5.8 | 6.6 | 5.0 | 0.1 | µA | 2.0 | Ω | mW |
| ZMM55C6V8 | 6.4 | 7.2 | 5.0 | 0.1 | µA | 3.0 | Ω | mW |
| ZMM55C7V5 | 7 | 7.9 | 5.0 | 0.1 | µA | 5.0 | Ω | mW |
| ZMM55C8V2 | 7.7 | 8.7 | 5.0 | 0.1 | µA | 6.2 | Ω | mW |
| ZMM55C9V1 | 8.5 | 9.6 | 5.0 | 0.1 | µA | 6.8 | Ω | mW |
| ZMM55C10 | 9.4 | 10.6 | 5.0 | 0.1 | µA | 7.5 | Ω | mW |
| ZMM55C11 | 10.4 | 11.6 | 5.0 | 0.1 | µA | 8.2 | Ω | mW |
| ZMM55C12 | 11.4 | 12.7 | 5.0 | 0.1 | µA | 9.1 | Ω | mW |
| ZMM55C13 | 12.4 | 14.1 | 5.0 | 0.1 | µA | 10.0 | Ω | mW |
| ZMM55C14 | 13.3 | 14.7 | 5.0 | 0.1 | µA | 10.0 | Ω | mW |
| ZMM55C15 | 13.8 | 15.6 | 5.0 | 0.1 | µA | 11.0 | Ω | mW |
| ZMM55C16 | 15.3 | 17.1 | 5.0 | 0.1 | µA | 12.0 | Ω | mW |
| ZMM55C18 | 16.8 | 19.1 | 5.0 | 0.1 | µA | 13.0 | Ω | mW |
| ZMM55C20 | 18.8 | 21.2 | 5.0 | 0.1 | µA | 15.0 | Ω | mW |
| ZMM55C22 | 20.8 | 23.3 | 5.0 | 0.1 | µA | 16.0 | Ω | mW |
| ZMM55C24 | 22.8 | 25.6 | 5.0 | 0.1 | µA | 18.0 | Ω | mW |
| ZMM55C27 | 25.1 | 28.9 | 5.0 | 0.1 | µA | 20.0 | Ω | mW |
| ZMM55C30 | 28 | 32 | 5.0 | 0.1 | µA | 22.0 | Ω | mW |
| ZMM55C33 | 31 | 35 | 5.0 | 0.1 | µA | 24.0 | Ω | mW |
| ZMM55C36 | 34 | 38 | 5.0 | 0.1 | µA | 27.0 | Ω | mW |
| ZMM55C39 | 37 | 41 | 2.5 | 0.1 | µA | 30.0 | Ω | mW |
Maximum Ratings and Characteristics
| Parameter | Symbol | Value | Unit | Notes |
|---|---|---|---|---|
| Power Dissipation | Pd | 500 | mW | 1) Valid provided that leads are kept at ambient temperature at a distance of 8mm from case |
| Operating junction temperature | Tj | 175 | °C | |
| Storage temperature range | Ts | -55-+175 | °C |
Additional Notes
- Ratings at 25 °C ambient temperature unless otherwise specified.
- Electrical Specification (TA=25@25°C unless otherwise specified).
- The Zener voltages are graded according to the international E 24 standard. Smaller voltage tolerances and higher Zener voltages are upon request.
- These diodes are also available in DO-35 case with the type designation BZX55C….
- Notes for table: 1) Tested with pulses tp=20ms, 2) VF(MAX)=1.20V@IF=100Ma.
2512021845_luJing-ZMM55C20_C53058775.pdf
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