Low Zener Impedance SOD123 Diode ChipNobo MMSZ4685T1G-CN for Stable Voltage Regulation Applications
Product Overview
The SOD-123 series Zener diodes offer low Zener impedance, a power dissipation of 500mW, and high stability and reliability. Designed for general-purpose use in residential and commercial equipment, these diodes are suitable for applications where stable voltage regulation is required. The small outline plastic package (SOD-123) allows for easy surface mounting.
Product Attributes
- Package Type: SOD-123 Small Outline Plastic Package
- Polarity: Color band denotes cathode end
- Epoxy Flammability Rating: UL 94V-0
- Mounting Position: Any
- Brand: ChipNobo
Technical Specifications
| Parameter | Symbol | Value | Unit | Notes |
|---|---|---|---|---|
| Power Dissipation | Pd | 500 | mW | TA = 25 |
| Forward Voltage | Vf @ IF=10mA | 0.9 | V | TA = 25 |
| Thermal Resistance, Junction to Ambient Air | RJA | 357 | /W | Device mounted on ceramic PCB: 7.6mm x 9.4mm x 0.87mm with pad areas 25mm |
| Operating Junction Temperature | Tj | 150 | ||
| Storage Temperature Range | Ts | -65 to +150 |
Electrical Characteristics (TA = 25 unless otherwise specified)
| Device Marking | Vz @ Izt | Izt | Zzt @ Izt | Zzk @ Izk | Izk | IR @ VR | Vz Range Min(V) | Vz Range Max(V) | Nom(V) | Typical Temperature Coefficient @ IZTC | IZTC | Unit |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MMSZ4685T1G-CN | 3.6 | 5 | 90 | 600 | 1.0 | 5 | 3.53 | 3.67 | 3.6 | -3.5 | 1.0 | mA, , uA, V, mV/ |
Package Outline & PCB Design Recommendations
Package Dimensions (SOD-123):
- Overall Body: 2.70 x 1.60 mm (Tolerance: 0.05 mm)
- Pin Width: 0.55 mm
- Pin Length: 0.50 mm
Recommended Land Dimensions for SOD-123:
- Pad Width: 1.00 mm
- Pad Length: 0.80 mm
Electrode patterns for PCBs: Center distance: 3.24 mm. Footprint dimensions: 3.24 x 0.8 mm.
Note: All units are in mm.
Important Notices
The information provided in this document is for reference only. ChipNobo reserves the right to adjust product indicators and upgrade technical parameters for product optimization and productivity improvement. ChipNobo is exempt from liability for any delay or non-delivery in the information disclosure process.
The product is designed for use with residential and commercial equipment and does not support sensitive items or specialized equipment in areas with existing sanctions. ChipNobo Co., Ltd. assumes no responsibility or liability for any damages resulting from improper use.
For additional information, please visit www.chipnobo.com or consult your nearest Chipnobo sales office.
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