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ZP200A Rectifier (High‑Power Silicon Rectifier Diode)
ZP200A is an industrial‑grade silicon rectifier diode with a rated average forward current of 200A, belonging to the standard ZP series rectifier diodes. It is widely used in medium‑ and high‑power AC/DC conversion applications, featuring high surge current capability and a fully hermetic structure.
- Model Explanation
| Symbol | Senso | English Term |
| Z | Rectifier Diode | Rectifier Diode |
| P | Standard Recovery Type | Standard Recovery |
| 200UN | Rated Average Forward Current | Average Forward Current (IF(AV) = 200A) |
| /XXXV | Reverse Repetitive Peak Voltage (Opzionale) | Reverse Repetitive Peak Voltage (VRRM = XXXV) |
> Important Note:
> The complete model must include the voltage class (per esempio., ZP200A/1600V); otherwise, accurate selection is not possible.
- Parametri tecnici chiave (Industrial Standard Values)
| Articolo | Symbol | Typical Value | Test Condition | Descrizione |
| Average Forward Current | IF(AV) | 200UN | THS = 55℃, sinusoidal half‑wave | Rated operating current |
| Reverse Repetitive Peak Voltage | VRRM | 100~5000V | Standard series | Commonly 1200V / 1600V / 2000V |
| Reverse Leakage Current | IRRM | ≤16mA | VRRM, Tj = 125℃ | Smaller is better; ≤12mA preferred |
| Forward Peak Voltage | VFM | ≤1.8V | IFM = 600A, 25℃ | On‑state voltage drop, affects power loss |
| Surge Current Capability | IFSM | 8.25IL | Single pulse 8.3ms | High surge capability for impact loads |
| I²t for 2s | I²t | 64kA²s | 2‑s period | Overload capability index |
| Junction Temperature Range | Tj | -40℃ ~ 150℃ | Continuous operation | Max junction temperature 150℃ |
| Thermal Resistance | Rth(j‑hs) | 0.090℃/W | Junction to heat sink | Lower with double‑sided cooling |
| Mounting Force | Fm | 3.3~5.5kN | Bolt tightening | Ensures good thermal contact |
| Thread Specification | — | G1/2″ (M20) | Stud package | Standard mounting thread |
- Package Types & Caratteristiche strutturali
1) Stud Type
Fully hermetic ceramic‑metal construction; bolt can be cathode or anode
Single‑ or double‑sided cooling, suitable for independent heat sink mounting
Complies with JB/T8949.2‑1999 and IEC standards
2) Plate Type
Double‑sided cooling, ceramic housing, central amplified structure
Higher power density, suitable for parallel / bridge rectifier applications
Low on‑state loss, suitable for high‑frequency conditions
- Applicazioni tipiche
| Application | English Description | Detailed Usage |
| DC Motor Control | DC Motor Control | Excitation circuit, armature supply, speed control systems |
| High‑power Converters | High‑power Converters | Phase‑controlled rectification, active/passive inversion, AC‑DC‑AC conversion |
| Industrial Power Supplies | Industrial Power Supplies | Electroplating/electrolysis power, welding equipment, induction heating |
| Electric Drives | Electric Drives | Locomotive control, elevator drives, rolling mill power supplies |
| Power Grid Equipment | Power Grid Equipment | Reactive power compensation, harmonic filtering, HVDC transmission |
- Main Brand Model Comparison (200A/1600V Reference)
| Marca | Modello | Package | Fascia di prezzo | Advantage |
| Schneider | — | — | — | No direct ZP series; TeSys D modules recommended |
| ABB | 5SDF 06H2000 | Plate | Alto | Industrial‑grade quality, adatto per ambienti difficili |
| Infineon | DD200S16K | Stud | Medium‑High | Low VFM, high efficiency |
| Main Domestic | ZP200A/1600V | Stud / Plate | ¥30~80 | High cost‑performance, short lead time |
| People Electric | ZP200A | Stud | ¥40~60 | 3C certified, suitable for civil & industrial use |
| Yangjie Tech | ZP200‑1600 | Stud | ¥50~70 | Low loss, alta affidabilità |
- Selection & Replacement Solutions
6.1 Key Selection Parameters
Corrispondenza della tensione: VRRM ≥ 1.2 × maximum system reverse voltage
(per esempio., ≥1200V for 3‑phase 380V systems)
Margine corrente: IF(AV) ≥ 1.5 × actual operating current
Package Choice: Stud type for limited space; Plate type (double‑sided cooling) for high power & high heat dissipation
Recovery Characteristic: Standard type for general loads; Fast Recovery Diode (FRD) recommended for high‑frequency applications
6.2 Replacement Options
| Application | Modello sostitutivo | Advantage |
| Upgraded Same Series | ZP250A/1600V | 25% current margin for larger loads |
| High‑Frequency Use | FR200A/1600V | Fast recovery (trr < 500ns), reduces switching loss |
| Design modulare | Bridge Rectifier Module (per esempio., SQL200A1600V) | Integrated, less wiring, improved reliability |
| SiC Upgrade | SCD200A1700V | SiC device, 10× voltage withstand, efficiency ↑15%+ |
- Installazione & Safety Guidelines
- Heat Dissignment
Must use heat sink ≥ 200cm²; forced air cooling (wind speed ≥ 2m/s) raccomandato
Apply thermal grease for stud types; use specified mounting force (3.3~5.5kN)
- Wiring Rules
Distinguish anode/cathode on the bolt (usually bolt = cathode, case = anode)
Copper busbar cross‑section ≥ 50mm² to avoid overheating
- Protection Measures
Parallel RC snubber circuit (suppress surge voltage)
Series fast‑acting fuse (IF ≥ 200A, I²t matches 64kA²s)
- Multilingual Technical Description
| Language | Standard Expression |
| Chinese | ZP200A 200A/1600V |
| English | ZP200A Standard Rectifier Diode, 200UN, 1600V, Stud Type |
| French | Diode Redresseur ZP200A, 200UN, 1600V, Type à Boulon |
- Purchasing Recommendations
- Prefer products marked with a complete model (including voltage); reject unlabeled “general ZP200A”
- For critical applications (elevators, medical equipment), choose branded products (People Electric, Yangjie Tech, ecc.) to avoid counterfeits
- For bulk orders, request type test reports (including surge current, thermal resistance, ecc.)
Complete Model List of ZP Series Rectifier Diodes (Including Full Specifications of ZP200A Series)
The ZP series is a general industrial series of standard recovery silicon rectifier diodes, covering forward currents from 5A to 5000A and reverse voltages from 100V to 5000V. It includes two major package types: Stud Type and Plate Type, widely used in medium‑ and high‑power AC/DC conversion applications.
- Basic Model System (Classified by Current Rating)
1.1 Low Power Range (5A ~ 100A)
| Modello | Rated Average Forward Current | Typical Reverse Voltage | Package Type | Application |
| ZP5A | 5UN | 500~1800V | Mini Stud Type | Low‑power supplies, instruments & metri |
| ZP10A | 10UN | 100~5000V | Stud Type | Circuiti di controllo, auxiliary power supplies |
| ZP20A | 20UN | 100~5000V | Stud Type | Small motor excitation, charging equipment |
| ZP30A | 30UN | 100~5000V | Stud Type | Welding auxiliary circuits, electroplating power supplies |
| ZP50A | 50UN | 100~5000V | Stud Type | Small UPS, DC power supplies |
| ZP70A | 70UN | 100~5000V | Stud Type | Industrial control power, charging piles |
| ZP100A | 100UN | 100~5000V | Stud Type / Plate Type | Medium‑frequency power supplies, small converters |
1.2 Medium Power Range (150A ~ 500A)
| Modello | Rated Average Forward Current | Typical Reverse Voltage | Package Type | Application |
| ZP150A | 150UN | 100~5000V | Stud Type / Plate Type | DC motor control, medium‑frequency welders |
| ZP200A | 200UN | 100~5000V | Stud Type / Plate Type | Converters, industrial power supplies (user‑specified model) |
| ZP250A | 250UN | 100~5000V | Stud Type / Plate Type | High‑power UPS, electroplating & electrolysis |
| ZP300A | 300UN | 100~5000V | Stud Type / Plate Type | Electric locomotive auxiliary power, inverters |
| ZP400A | 400UN | 100~5000V | Mainly Plate Type | Induction heating equipment, high‑power rectifiers |
| ZP500A | 500UN | 100~5000V | Plate Type | Large welders, industrial converters |
1.3 High Power Range (600A ~ 5000A+)
| Modello | Rated Average Forward Current | Typical Reverse Voltage | Package Type | Application |
| ZP600A | 600UN | 100~5000V | Plate Type | Rolling mill drives, marine power supplies |
| ZP700A | 700UN | 100~5000V | Plate Type | Power systems, HVDC transmission |
| ZP800A | 800UN | 100~5000V | Plate Type | Aluminum electrolysis, electrochemical industry |
| ZP1000A | 1000UN | 100~5000V | Plate Type | Large converters, high‑voltage DC power supplies |
| ZP1500A | 1500UN | 100~5000V | Plate Type | Metallurgical equipment, marine propulsion systems |
| ZP2000A | 2000UN | 100~5000V | Plate Type | Large power stations, industrial electrolysis |
| ZP3000A ~ ZP5000A | 3000~5000A | 100~5000V | Large Plate Type | Extra‑large industrial power supplies, electrolysis industry |
- Special Derivative Models (Classified by Function / Application)
2.1 Package Variants
| Model Suffix | Senso | Application |
| -S | Stud Cathode (Standard) | General installation, heat sink grounded |
| -UN | Stud Anode | Special circuit connection requirements |
| -P | Plate Type (Double‑sided Cooling) | High power density, low thermal resistance |
| -C | Concave Plate | For specific heat sink designs |
2.2 Application‑specific Types
| Modello | Caratteristiche | Application |
| ZP-W | Welding‑specific, high surge current | Resistance welders, arc welders |
| ZP-E | Electrolysis‑specific, low voltage drop | Electroplating, water electrolysis, copper electrolysis |
| ZP-H | High‑frequency compatible | Medium‑frequency power, induction heating |
| ZP13500A | Ultra‑high current (13500UN) | Special welding equipment, giant electrolytic cells |
2.3 Voltage Rating Labeling Standard
A complete model must include the voltage class. Examples:
ZP200A/1200V (1200V Reverse Repetitive Peak Voltage)
ZP500A/1600V (1600V Reverse Repetitive Peak Voltage)
ZP1000A/2000V (2000V Reverse Repetitive Peak Voltage)
- Comparison of Equivalent Power Replacement Models for ZP200A
| Modello sostitutivo | Current / Voltage | Advantages | Application |
| ZP250A/1600V | 250A/1600V | 25% current margin, higher reliability | Industrial equipment with fluctuating loads |
| FR200A/1600V | 200A/1600V | Fast recovery (trr < 500ns), low switching loss | High‑frequency power supplies, inverters |
| SQL200A1600V | 200A/1600V | Bridge rectifier module, integrated design | Less wiring, improved system reliability |
| SCD200A1700V | 200A/1700V | SiC device, 10× voltage withstand, efficiency ↑15%+ | New energy, high‑efficiency power systems |
- Core Selection Rules (Model Matching Guide)
- Complete Model Formula: ZP[Current]A/[Voltage][Package Suffix] (per esempio., ZP200A/1600V‑P)
- Corrispondenza della tensione: VRRM ≥ 1.2 × maximum system reverse voltage (≥1200V for 3‑phase 380V systems)
- Margine corrente: IF(AV) ≥ 1.5 × actual operating current; ≥2.0× recommended for impact loads
- Package Selection:
Limited space → Stud Type (-S/-A)
High power density → Plate Type (-P) (double‑sided cooling, 50% lower thermal resistance)
- Main Brand Model Comparison Table (ZP200A/1600V)
| Marca | Equivalent Model | Package | Caratteristiche |
| People Electric | ZP200A/1600V | Stud Type | 3C certified, general industrial & civil use |
| Yangjie Technology | ZP200‑1600 | Stud Type | Low forward voltage drop (VFM ≤ 1.75V) |
| ABB | 5SDF 06H2000 | Plate Type | Industrial‑grade quality, adatto per ambienti difficili |
| Infineon | DD200S16K | Stud Type | Low loss, high efficiency |
| Infineon | D200S16 | Plate Type | Double‑sided cooling, alta affidabilità |
