Product Overview
The 2CL4509 / 2CL4512 series high voltage diode is a high-performance silicon fast recovery rectifier designed for high voltage applications requiring reliable reverse voltage capability, low leakage current, and stable switching performance.
With VRRM ratings from 9kV to 12kV, average forward current up to 500mA, and low reverse recovery characteristics, this series provides an excellent solution for high voltage rectification systems, pulse power equipment, medical imaging systems, and industrial power supplies.
The diode features a compact axial package design (φ7.5×22mm body with φ1.2mm leads) for easy installation and high-density circuit design.
Key Features
* High reverse voltage capability: 9kV / 12kV
* High average forward current: 500mA
* High surge current capability: 30A
* Low reverse leakage current: ≤5μA
* Fast switching performance
* High reliability silicon chip technology
* Axial lead package for easy mounting
* Suitable for high-frequency and high-voltage applications
Product Specifications
Electrical Characteristics (Ta = 25℃)
|
Parameter |
Symbol |
Value |
|
Repetitive Peak Reverse Voltage |
VRRM |
9kV / 12kV |
|
Average Forward Current |
IF(AV) |
500mA |
|
Peak Forward Surge Current |
IFSM |
30A |
|
Forward Voltage |
VFM |
9V / 10V / 11V / 12V Max |
|
Forward Current Test |
IFM |
450mA |
|
Reverse Leakage Current |
IRRM1 |
≤5μA |
|
Reverse Voltage Test |
VRM |
VRRM |
|
Reverse Recovery Time |
Trr |
-- |
|
Operating Temperature |
Ta |
25℃ |
Product Model Selection
|
Type |
Rated Values |
Temp. Condition |
Electrical Characteristics |
Dimension |
||||||
|
VRRM |
IF(AV) |
IFSM |
IRSM |
Tj |
Tstg |
VF |
IR1 |
Trr |
φbody*L, φlead |
|
|
[IF=IF(AV] |
[VR=VRRM] |
|||||||||
|
KV |
mA |
A |
A |
℃ |
℃ |
V |
μA |
μS |
mm |
|
|
2CL4509H |
9 |
500 |
30 |
0.1 |
130 |
-40~+130 |
10 |
5 |
--- |
Φ7.5*22/Φ1.2 |
|
2CL4512H |
12 |
500 |
30 |
0.1 |
130 |
-40~+130 |
12 |
5 |
--- |
Φ7.5*22/Φ1.2 |
|
2CL4516 |
16 |
500 |
30 |
-- |
130 |
-40~+130 |
12 |
5 |
--- |
Φ7.5*22/Φ1.2 |
|
2CL4509 |
9 |
500 |
30 |
-- |
130 |
-40~+130 |
9 |
5 |
--- |
Φ7.5*22/Φ1.2 |
|
2CL4512 |
12 |
500 |
30 |
-- |
130 |
-40~+130 |
11 |
5 |
--- |
Φ7.5*22/Φ1.2 |
Mechanical Dimensions
Package Type: Axial Lead High Voltage Diode
* Body Diameter: φ7.5mm
* Body Length: 22mm
* Lead Diameter: φ1.2mm
Compact structure suitable for:
* High voltage multiplier circuits
* PCB mounting
* High voltage module assembly
* Custom HV power supply designs
Typical Applications
High Voltage Power Supply
Used in:
* DC high voltage converters
* High voltage rectifier circuits
* Capacitor charging systems
* Voltage multiplier circuits
01
Medical & Imaging Equipment
Suitable for:
* X-ray generator power supplies
* High voltage medical systems
* Imaging equipment
02
Industrial Equipment
Applications include:
* Laser power supply
* Electrostatic equipment
* Industrial testing equipment
* High voltage control systems
03
Energy & Research Equipment
Used in:
* Pulse power systems
* High voltage experiments
* Laboratory power supplies
04
Why Choose 2CL45 series High Voltage Diode?
High Voltage Capability
Designed for demanding applications requiring stable operation under kilovolt-level reverse voltage stress.
Reliable Rectification Performance
Optimized silicon structure provides:
* Low leakage current
* High surge endurance
* Stable electrical characteristics
Industrial Grade Reliability
Suitable for continuous operation in harsh industrial environments.
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