UX-F Series High Voltage Diode Overview
The UXF Series High Voltage Fast Recovery Diodes are designed for high-voltage rectification and high-frequency switching applications requiring high reliability, fast recovery speed, and stable electrical performance.
Covering a wide voltage range from 2kV to 30kV, the UX-F series is widely used in microwave ovens, high-voltage generators, electrostatic precipitators (ESP), laser power supplies, capacitor charging circuits, and voltage multiplier systems.
With a reverse recovery time of only 40ns, ultra-low leakage current, and excellent thermal stability up to 125°C junction temperature, UX-F series diodes are ideal for demanding industrial and consumer high-voltage applications.
Product Features
* Wide Voltage Range: 2kV – 30kV
* Fast Recovery Time: 40ns
* High Surge Capability
* Low Reverse Leakage Current
* High Voltage Stability & Reliability
* High Temperature Operation up to 125°C
* Low Forward Voltage Drop
* Compact Epoxy Encapsulation Package
* Suitable for High Frequency Rectification
* RoHS Compliant
* OEM / ODM Custom Design Available
UX-F Series Technical Specifications
|
Type No. |
Repetitiive Peak Reverse Voltage |
Avg. Forward Current Max |
Forward Voltage drop |
D.C.reverse current |
Reverse Recovery Time |
Junction Temperature Max |
Dimension |
||
|
IF=100mA |
VR=VRRM |
Trr |
|||||||
|
VRRM |
IFAVM(mA) |
VFM |
IR(μA) |
||||||
|
KV |
Ta=55℃ in air |
Ta=55℃ in oil |
V |
Ta=25℃ |
Toil=100℃ |
nS |
℃ |
mm |
|
|
UX02F |
2 |
700 |
1400 |
4 |
2 |
10 |
40 |
125℃ |
φ4.2*15/φ0.8 |
|
UX04F |
4 |
450 |
900 |
6 |
2 |
10 |
40 |
125℃ |
|
|
UX06F |
6 |
350 |
700 |
8 |
2 |
10 |
40 |
125℃ |
|
|
UX08F |
8 |
350 |
700 |
9 |
2 |
10 |
40 |
125℃ |
|
|
UX10F |
10 |
350 |
700 |
12 |
2 |
10 |
40 |
125℃ |
|
|
UX12F |
12 |
350 |
700 |
13 |
2 |
10 |
40 |
125℃ |
|
|
UX16F |
16 |
200 |
430 |
18 |
2 |
10 |
40 |
125℃ |
|
|
UX20F |
20 |
200 |
430 |
23 |
2 |
10 |
40 |
125℃ |
|
|
UX30F |
30 |
100 |
200 |
35 |
2 |
10 |
40 |
125℃ |
|
Package Information
Available structures:
* Φ4.2 × 15 mm / Lead Φ0.8 mm
* Φ7.5 × 22 mm / Lead Φ1.2 mm
Custom dimensions available for OEM projects.
Key Advantages
1. Ultra-Fast Switching Performance (40ns)
The UX-F series uses optimized fast recovery technology, reducing switching losses and improving efficiency in high-frequency circuits.
2. Wide High Voltage Range (2kV–30kV)
Supports multiple application levels from low to ultra-high voltage systems, reducing design complexity for OEM customers.
3. Low Leakage Current Design
* 2μA @25°C
* 10μA @100°C
Ensures energy efficiency and stable high-voltage DC output.
4. High Temperature Stability
Rated junction temperature up to 125°C, suitable for industrial environments and continuous operation.
5. High Reliability Structure
* High purity silicon chip
* Advanced epoxy sealing
* Strong insulation performance
* Moisture and thermal resistance
Typical Applications
The UX-F series is widely used in:
Microwave Oven High Voltage Circuits
High-voltage rectification in microwave oven transformer systems.
High Voltage Power Supplies
Industrial DC high-voltage conversion systems.
Electrostatic Precipitators (ESP)
Air purification and industrial dust collection systems.
Electrostatic Spray Equipment
Powder coating and painting systems requiring stable HV output.
Laser Power Supplies
CO₂ laser cutting and engraving machines.
Voltage Multiplier Circuits
Cockcroft-Walton high-voltage multiplier networks.
Capacitor Charging Systems
Pulse power, energy storage, and discharge systems.
X-ray & Medical Equipment
High-voltage rectification for precision medical instruments.
Industry Applications
* High Voltage Power Supply Manufacturers
* Microwave Oven Manufacturers
* Laser Equipment Manufacturers
* Environmental Protection Equipment Companies
* Medical Equipment Manufacturers
* Industrial Automation Systems
* Scientific Research Institutions
* High Voltage Testing Equipment Manufacturers
OEM / ODM Manufacturing Service
We support full customization for UX-F series:
* Custom voltage ratings (2kV–30kV+)
* Custom current ratings
* Fast / ultra-fast recovery tuning
* Package size and lead customization
* Private label / logo marking
* Tape & reel packaging
* Bulk industrial packaging
* Application-specific design optimization
Quality Control & Testing
Each UX-F diode is tested through:
* Reverse voltage breakdown test
* Forward voltage test
* Leakage current test
* Recovery time verification
* High temperature aging test
* Thermal cycling reliability test
* Final 100% inspection
Why Choose UX-F Series?
* Stable performance in high voltage environments
* Mature fast recovery technology (40ns)
* Wide voltage coverage up to 30kV
* Industrial-grade reliability
* Strong OEM/ODM engineering support
* Factory direct supply & competitive pricing
FAQ
Q1: What is the recovery time of UX-F series?
The UX-F series features an ultra-fast 40ns reverse recovery time, suitable for high-frequency applications.
Q2: What voltage range does UX-F cover?
UXF supports 2kV to 30kV, suitable for a wide range of high-voltage systems.
Q3: Can UX-F be used in microwave ovens?
Yes, models like UX02F–UX08F are commonly used in microwave oven high-voltage rectifier circuits.
Q4: Do you support customization?
Yes, we provide full OEM/ODM customization including voltage, current, packaging, and branding.
Q5: What is the maximum operating temperature?
The UXF series supports up to 125°C junction temperature.
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