SMT Series Surface Mount High Voltage Diodes (8kV–20kV, 10–100mA, 75ns) Fast Recovery Surface Mount High Voltage Rectifier Diodes
The SMT Series Surface Mount High Voltage Diodes are ultra-compact fast recovery rectifier diodes engineered for high-voltage, high-frequency electronic systems. Featuring reverse voltage ratings from 8kV to 20kV, forward current options from 10mA to 100mA, and a 75ns ultra-fast reverse recovery time, the SMT series offers outstanding electrical performance, low leakage current, and high reliability in space-constrained PCB designs.
Designed specifically for automated SMT assembly, the SMT Series is widely used in medical equipment, electrostatic devices, high-voltage power supplies, laser systems, voltage multipliers, and industrial electronic equipment where compact size and high voltage capability are essential.
Product Features
* Reverse Voltage Ratings from 8kV to 20kV
* Average Forward Current Options: 10mA, 20mA, 30mA, 50mA, 100mA
* Fast Reverse Recovery Time: 75ns
* Low Reverse Leakage Current
* High Voltage Silicon Junction Technology
* Compact Surface Mount Package
* Excellent High Frequency Performance
* Stable Electrical Characteristics
* Wide Operating Temperature Range
* Suitable for Automatic SMT Production
* High Reliability and Long Service Life
Product Advantages
High Voltage Capability
The SMT Series provides reverse voltage ratings up to 20kV, making it suitable for demanding high-voltage applications while maintaining excellent insulation performance.
01
Ultra-Fast Switching
With a reverse recovery time of only 75ns, these diodes reduce switching losses and improve the efficiency of high-frequency power conversion circuits.
02
Extremely Low Leakage Current
Low leakage improves system efficiency and enhances long-term reliability.
03
Compact Surface Mount Design
The miniature SMT package saves PCB space, supports automated pick-and-place assembly, and is ideal for high-density electronic designs.
04
High Temperature Stability
Designed for continuous operation in harsh industrial environments.
05
Applications
The SMT Series is ideal for:
* High Voltage Power Supplies
* X-Ray Generators
* Medical Imaging Equipment
* CT Scanners
* Electrostatic Generators
* Electrostatic Spray Equipment
* Electrostatic Precipitators
* Laser Power Supplies
* Voltage Multiplier Circuits
* Cockcroft-Walton Multipliers
* High Voltage Pulse Circuits
* Plasma Equipment
* Analytical Instruments
* Scientific Research Equipment
* Capacitor Charging Systems
* Industrial Automation Equipment
* High Voltage Rectifier Modules
* High Frequency HV Switching Circuits
Electrical Characteristics
|
Type No. |
Repetitive Peak Reverse Voltage |
Avg. Forward Current Max |
Forward Voltage |
Maximum surge current |
Max. D.C.reverse current |
Reverse Recovery Time |
Storage Temperature. |
Dimension |
|
|
VRRM |
IF(AV) |
VFM |
IFSM |
IRM (μA) |
Trr |
Tstg |
|||
|
KV |
mA |
V |
A |
Ta=25℃ |
Ta=100℃ |
nS |
℃ |
mm |
|
|
SMT08 |
8 |
10 |
25 |
10 |
0.1 |
10 |
75 |
-55 to 160 |
Fig.1 |
|
SMT01-10 |
10 |
10 |
21 |
1 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT01-12 |
12 |
10 |
25 |
1 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT01-15 |
15 |
10 |
29 |
1 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT01-20 |
20 |
10 |
35 |
1 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT02-10 |
10 |
20 |
21 |
2 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT02-12 |
12 |
20 |
25 |
2 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT02-15 |
15 |
20 |
29 |
2 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT02-20 |
20 |
20 |
35 |
2 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT03-10 |
10 |
30 |
21 |
3 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT03-12 |
12 |
30 |
25 |
3 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT03-15 |
15 |
30 |
29 |
3 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT03-20 |
20 |
30 |
35 |
3 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT08-50 |
8 |
50 |
15 |
10 |
0.1 |
10 |
75 |
-55 to 160 |
Fig.1 |
|
SMT05-10 |
10 |
50 |
21 |
5 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT05-12 |
12 |
50 |
25 |
5 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT05-15 |
15 |
50 |
29 |
5 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT05-20 |
20 |
50 |
35 |
5 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT10-10 |
10 |
100 |
21 |
10 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT10-12 |
12 |
100 |
25 |
10 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT10-15 |
15 |
100 |
29 |
10 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
|
SMT10-20 |
20 |
100 |
35 |
10 |
0.5 |
5 |
75 |
-55 to 160 |
Fig.3 |
Why Choose SMT Series?
The SMT Series combines high voltage capability, miniature SMT packaging, and fast recovery performance into one reliable solution. It is ideal for engineers designing compact, high-density electronic products requiring high-voltage rectification.
Compared with conventional axial high-voltage diodes, the SMT Series offers:
* Reduced PCB space requirements
* Higher assembly efficiency
* Better high-frequency performance
* Lower reverse leakage
* Stable operation under high voltage
* Excellent consistency for mass production
Custom Manufacturing Services
As a professional high voltage diode manufacturer, we provide comprehensive OEM and ODM solutions.
Our customization services include:
* Customized Reverse Voltage (5kV–30kV+)
* Customized Forward Current
* Fast Recovery Optimization
* Special Chip Selection
* Package Customization
* Tape & Reel Packaging
* Customer Logo Laser Marking
* Electrical Parameter Screening
* Application-Specific High Voltage Solutions
Quality Assurance
Each SMT Series diode undergoes strict quality inspection before shipment, manufactured under an ISO-certified quality management system, the SMT Series ensures dependable performance for mission-critical high-voltage applications.
Ordering Information
| Part Number | Reverse Voltage | Average Forward Current | Reverse Recovery Time |
|
SMT08 |
8kV |
10mA |
75ns |
|
SMT01-10 ~ SMT01-20 |
10–20kV |
10mA |
75ns |
|
SMT02-10 ~ SMT02-20 |
10–20kV |
20mA |
75ns |
|
SMT03-10 ~ SMT03-20 |
10–20kV |
30mA |
75ns |
|
SMT05-10 ~ SMT05-20 |
10–20kV |
50mA |
75ns |
|
SMT10-10 ~ SMT10-20 |
10–20kV |
100mA |
75ns |
Frequently Asked Questions (FAQ)
Q1: What is the maximum reverse voltage of the SMT Series?
The SMT Series offers reverse voltage ratings from 8kV to 20kV, with custom higher-voltage options available upon request.
Q2: Are these diodes suitable for high-frequency switching?
Yes. With a 75ns reverse recovery time, they are optimized for high-frequency rectification and switching applications.
Q3: Can these diodes be used in voltage multiplier circuits?
Absolutely. The SMT Series is widely used in Cockcroft–Walton voltage multipliers, capacitor charging circuits, and high-voltage DC generation.
Q4: Do you support OEM or customized specifications?
Yes. We provide OEM/ODM services, including customized voltage ratings, current ratings, package types, marking, and tape-and-reel packaging.
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