Quick Answer
The RT35 Series is a 9–16kV, 350mA standard-recovery high voltage diode series designed for microwave ovens, microwave power supplies, high-voltage rectifiers, and industrial HV equipment. Models include RT3509 (9kV), RT3510 (10kV), RT3512H (12kV), and RT3516 (16kV). The series provides 350mA average forward current, 30A surge forward current, and a maximum reverse leakage current of 5μA.
RT35 Series diodes combine high reverse-voltage capability, stable forward conduction characteristics, low reverse leakage current, and a proven Ø7.5 × 22mm body with Ø1.2mm leads, making them suitable for high-voltage microwave power supply applications where compact construction and reliable rectification are required.
Available Models
* RT3509 – 9kV, 350mA
* RT3510 – 10kV, 350mA
* RT3512H – 12kV, 350mA
* RT3516 – 16kV, 350mA
Key Features
* High voltage rating: 9kV to 16kV
* Average forward current: 350mA
* Surge forward current: 30A
* Standard recovery characteristics
* Low reverse leakage current: 5μA max.
* Forward peak current: 350mA
* High-voltage rectification capability
* Designed for microwave high-voltage power supplies
* Compact cylindrical high-voltage package
* Ø7.5 × 22mm body / Ø1.2mm lead
* Suitable for OEM replacement and new equipment design
* Available in multiple voltage ratings
RT35 Series Electrical Specifications
|
Model |
VRRM |
IF(AV) |
IFSM |
VFM |
IFM |
IRRM |
VBR |
Dimension |
|
RT3509 |
9kV |
350mA |
30A |
10V |
350mA |
5μA |
≥9.5kV |
Ø7.5×22 / Ø1.2mm |
|
RT3510 |
10kV |
350mA |
30A |
10V |
350mA |
5μA |
≥10.5kV |
Ø7.5×22 / Ø1.2mm |
|
RT3512H |
12kV |
350mA |
30A |
12V |
350mA |
5μA |
≥16.5kV |
Ø7.5×22 / Ø1.2mm |
|
RT3516 |
16kV |
350mA |
30A |
12V |
350mA |
5μA |
≥16.5kV |
Ø7.5×22 / Ø1.2mm |
Electrical characteristics are based on the supplied specification table.
Model Selection Guide
|
RT3509 – 9kV 350mA Microwave High Voltage Diode The RT3509 is a 9kV standard-recovery high voltage diode designed for microwave high-voltage rectification and other circuits requiring a 9kV repetitive peak reverse voltage rating. Specifications: * VRRM: 9kV * IF(AV): 350mA * IFSM: 30A * VFM: 10V max. * IFM: 350mA * IRRM: 5μA max. * VBR: ≥9.5kV * Dimension: Ø7.5 × 22mm * Lead diameter: Ø1.2mm |
RT3510 – 10kV 350mA Microwave High Voltage Diode The RT3510 provides a 10kV repetitive peak reverse voltage rating while maintaining a 350mA average forward current rating. It is suitable for microwave oven high-voltage power supplies and industrial high-voltage rectifier circuits requiring a higher voltage rating than the RT3509. Specifications: * VRRM: 10kV * IF(AV): 350mA * IFSM: 30A * VFM: 10V max. * IFM: 350mA * IRRM: 5μA max. * VBR: ≥10.5kV * Dimension: Ø7.5 × 22mm * Lead diameter: Ø1.2mm |
|
RT3512H – 12kV 350mA Microwave High Voltage Diode The RT3512H is a 12kV/350mA standard-recovery high voltage diode for microwave power supply and high-voltage rectification applications. With a 30A surge current rating and a maximum reverse leakage current of 5μA, it is designed for reliable operation in high-voltage rectifier circuits. Specifications: * VRRM: 12kV * IF(AV): 350mA * IFSM: 30A * VFM: 12V max. * IFM: 350mA * IRRM: 5μA max. * VBR: ≥16.5kV * Dimension: Ø7.5 × 22mm * Lead diameter: Ø1.2mm |
RT3516 – 16kV 350mA High Voltage Diode The RT3516 is the highest-voltage model shown in the supplied RT35 specification table. With a 16kV VRRM rating, 350mA average forward current, and 30A surge forward current capability, RT3516 is intended for high-voltage rectification circuits requiring additional voltage capability. Specifications: * VRRM: 16kV * IF(AV): 350mA * IFSM: 30A * VFM: 12V max. * IFM: 350mA * IRRM: 5μA max. * VBR: ≥16.5kV * Dimension: Ø7.5 × 22mm * Lead diameter: Ø1.2mm |
Compact package design allows easy integration into high voltage modules and industrial power supply assemblies.
Why RT35 Series Is Suitable for Microwave Applications
Microwave ovens and microwave heating equipment use a high-voltage power supply to generate the DC voltage required by the magnetron system. The high-voltage rectifier diode is an important component in this circuit.
The RT35 Series is designed around the electrical requirements commonly associated with 350mA microwave high-voltage rectification.
Its main advantages include:
High Reverse Voltage Capability
The series provides voltage options from 9kV to 16kV, allowing designers and maintenance engineers to select a diode according to the required high-voltage circuit rating.
01
350mA Forward Current Rating
The 350mA IF(AV) rating provides suitable current capability for microwave high-voltage rectification and related medium-current HV circuits.
02
30A Surge Current Capability
The 30A IFSM rating provides high short-duration surge capability, helping the diode withstand transient current conditions in high-voltage power circuits.
03
Low Reverse Leakage Current
The maximum specified reverse leakage current is 5μA, supporting efficient reverse blocking in high-voltage rectifier circuits.
04
Compact Mechanical Construction
The standard RT35 package uses a Ø7.5 × 22mm body with Ø1.2mm leads, providing a compact solution for microwave power supply assemblies.
05
Typical Applications
1. Microwave Oven High Voltage Power Supplies
RT35 diodes are suitable for high-voltage rectification circuits used in microwave ovens and microwave heating equipment.
Typical search terms include:
* Microwave high voltage diode
* Microwave oven diode
* Microwave rectifier diode
* 9kV microwave diode
* 10kV microwave diode
* 12kV microwave diode
* 16kV microwave diode
* 350mA microwave diode
* Microwave HV rectifier
2. Microwave Heating Equipment
The RT35 Series can be used in high-voltage rectification sections of industrial microwave heating and processing equipment.
3. High Voltage Power Supplies
Suitable for AC-to-DC high-voltage rectification circuits used in industrial electronic equipment.
4. High Voltage Transformers
The diodes can be used with high-voltage transformer outputs to provide high-voltage DC rectification.
5. Capacitor Charging Circuits
Suitable for high-voltage capacitor charging and energy-storage circuits where the reverse-voltage rating and surge capability meet the system requirements.
6. Industrial High Voltage Equipment
Applicable to high-voltage electronic equipment requiring standard-recovery silicon rectification components.
OEM & Custom High Voltage Diode Solutions
We support OEM/ODM high voltage diode requirements for microwave equipment manufacturers, high-voltage power supply manufacturers, industrial electronic equipment companies, and component distributors.
Customization and project support may include:
* Voltage rating
* Forward current rating
* Surge current capability
* Package dimensions
* Lead diameter
* Lead length
* Electrical characteristics
* Product marking
* Packaging
* OEM labeling
* Custom production quantities
If you are developing a microwave high-voltage power supply or replacing an existing high-voltage diode, provide the original diode model, VRRM, IF, package dimensions, and application, and the appropriate RT35 model can be selected.
Frequently Asked Questions
Q: What is the RT35 Series?
A: The RT35 Series is a family of 350mA standard-recovery high voltage rectifier diodes, primarily designed for microwave high-voltage power supplies and other high-voltage rectification applications.
Q: What voltage ratings are available?
A: The supplied RT35 table includes:
* RT3509 – 9kV
* RT3510 – 10kV
* RT3512H – 12kV
* RT3516 – 16kV
Q: What is the current rating of RT35 diodes?
A: The average forward current IF(AV) is 350mA, and the surge forward current IFSM is 30A for the listed models.
Q: Is RT35 a microwave oven high voltage diode?
A: Yes. The RT35 Series is specifically identified as a microwave series high voltage diode and is designed for microwave high-voltage rectification applications.
Q: What is the reverse leakage current?
A: The specified maximum reverse leakage current IRRM is 5μA under the conditions shown in the supplied specification table.
Q: What is the package size?
A: The listed RT35 models use a Ø7.5 × 22mm body with Ø1.2mm leads.
Q: What is the difference between RT3509 and RT3510?
A: The main difference is the repetitive peak reverse voltage:
* RT3509: 9kV
* RT3510: 10kV
Both are rated at 350mA average forward current and 30A surge forward current.
Q: What is the difference between RT3512H and RT3516?
A: RT3512H has a 12kV VRRM rating, while RT3516 has a 16kV VRRM rating. Both are specified at 350mA average forward current and 30A surge forward current.
Q: Can RT35 replace another microwave high voltage diode?
A: Replacement should be based on VRRM, IF(AV), IFSM, forward voltage, package dimensions, and the original circuit design, rather than voltage rating alone.
Always confirm the original component specification before substitution.
Technical Specification Summary
|
Parameter |
RT35 Series |
|
Product Type |
Microwave High Voltage Rectifier Diode |
|
Recovery Type |
Standard Recovery |
|
VRRM Range |
9kV–16kV |
|
IF(AV) |
350mA |
|
IFSM |
30A |
|
IFM |
350mA |
|
VFM |
10V / 12V max. |
|
IRRM |
5μA max. |
|
VBR |
≥9.5kV to ≥16.5kV according to model |
|
Body Size |
Ø7.5 × 22mm |
|
Lead Diameter |
Ø1.2mm |
|
Main Application |
Microwave HV Power Supply |
|
Other Applications |
HV Rectification, Industrial Power Supplies, HV Transformers, Capacitor Charging |
Request a Quote
Looking for a 9kV, 10kV, 12kV or 16kV Microwave High Voltage Diode?
The RT35 Series provides 350mA standard-recovery high voltage rectification for microwave ovens, microwave power supplies, industrial HV equipment, and OEM applications.
Send us your required:
Voltage + Current + Original Diode Model + Package Size + Application
Our engineering team can help select the appropriate RT35 model or provide a customized high-voltage diode solution.
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