SHENZHEN GANGXINLI ELECTRONICS CO.,LTD

SHENZHEN GANGXINLI ELECTRONICS CO.,LTD

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2026/7/9

Introduction to DDZ9685-7

.Overview of product

DDZ9685-7 is a single Zener diode produced by Diodes Incorporated, featuring 3.6V nominal voltage and 500mW maximum power dissipation.It adopts SOD-123 surface mount package, which is compact and suitable for miniaturized circuit voltage stabilization and protection scenarios.

 

.Core parameter

Category:Discrete Semiconductor Products,Diodes,Zener,Single Zener Diodes

Current - Reverse Leakage @ Vr:7.5 µA @ 2 V

Mfr:Diodes Incorporated

Voltage - Forward (Vf) (Max) @ If:900 mV @ 10 mA

Packaging:Tape & Reel

Operating Temperature:-65°C ~ 150°C (TJ)

Part Status:Active

Mounting Type:Surface Mount

Voltage - Zener (Nom) (Vz):3.6 V

Package / Case:SOD-123

Tolerance:±5%

Power - Max:500 mW

 

.Main characteristics

Precise Voltage:This Zener diode has a nominal Zener voltage of 3.6V with a tolerance of ±5%. It can provide accurate and stable voltage reference for low-voltage electronic circuits.

Low Leakage:It features ultra-low reverse leakage current of 7.5µA under 2V reverse voltage condition. The low leakage performance effectively reduces static power consumption of the whole circuit.

Stable Power:The device supports a maximum power dissipation of 500mW, meeting the power demand of most low-power miniature circuits. It maintains stable working state under long-term light load operation.

Wide Temp Range:Its operating temperature range covers -65°C to 150°C, with strong environmental adaptability. It can work stably in high-temperature industrial and low-temperature outdoor scenarios.

Compact Package:Adopting standard SOD-123 surface mount package, the component occupies extremely small PCB space. It perfectly fits the miniaturization and lightweight design of portable electronic products.

Easy Assembly:It supports tape and reel packaging, which is compatible with automated SMT patch production lines. It can effectively improve production efficiency and reduce manual assembly errors.

Reliable Quality:The product is in active production status with mature manufacturing process. It complies with RoHS environmental protection standards and has stable and consistent batch performance.

 

 

.Application field

MCU Voltage Limit:It is used for overvoltage protection and voltage clamping of single-chip microcomputer peripheral circuits. It prevents instantaneous voltage surge from damaging precision MCU control chips.

Battery Voltage Stabilize:Applied to voltage stabilization of low-voltage lithium battery power supply modules of portable devices. It ensures stable output voltage of battery power supply during discharge fluctuation.

Sensor Protection:Serves as voltage regulation and overvoltage protection for miniature industrial sensor signal circuits. It avoids signal distortion and component burnout caused by abnormal voltage.

Adapter Circuit:Used for auxiliary voltage reference and voltage limiting protection of small-power USB power adapters. It optimizes the stability of low-voltage output terminals of adapters.

Wearable Device:Applied to voltage stabilization of internal power circuits of smart bracelets and Bluetooth earphones. It reduces power consumption and improves the working stability of wearable devices.

Car Module:Suitable for voltage protection of automobile miniature electronic control modules and on-board sensing circuits. It adapts to the harsh high-temperature working environment inside automobiles.

 

.Summary

DDZ9685-7 is a high-stability 3.6V low-power Zener diode with precise voltage regulation and low power consumption advantages. It is a cost-effective and reliable voltage regulation and protection component widely applicable to various miniature low-voltage electronic circuits.