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1.5KE200A

Manufacturer: GS, VIS, PEC, DII

1500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS
Partnumber Manufacturer Quantity Availability
1.5KE200A,15KE200A GS, VIS, PEC, DII 27348 In Stock

Description and Introduction

1500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS The part 15KE200A is a Transient Voltage Suppressor (TVS) diode manufactured by PEC (ProTek Devices). It is designed to protect sensitive electronic components from voltage transients and surges. The key specifications for the 15KE200A include:

- **Peak Pulse Power Dissipation (Pppm):** 15000W (10/1000μs waveform)
- **Standoff Voltage (Vwm):** 171V
- **Breakdown Voltage (Vbr):** 190V (min) to 210V (max)
- **Clamping Voltage (Vc):** 274V at 100A
- **Maximum Reverse Leakage Current (Ir):** 1μA at Vwm
- **Operating Temperature Range:** -55°C to +175°C
- **Package:** DO-201AD (DO-27)

This TVS diode is commonly used in applications such as power supplies, communication systems, and automotive electronics to protect against transient voltage events like lightning strikes, inductive load switching, and electrostatic discharge (ESD).

Application Scenarios & Design Considerations

1500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS# Technical Documentation: 15KE200A TVS Diode

 Manufacturer : PEC  
 Component Type : Transient Voltage Suppressor (TVS) Diode  
 Part Number : 15KE200A  

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## 1. Application Scenarios

### Typical Use Cases
The 15KE200A is a unidirectional 15,000W transient voltage suppressor designed for high-power surge protection in electronic circuits. Typical applications include:

-  Voltage Clamping : Protects sensitive components from voltage transients exceeding 200V by rapidly clamping excess voltage to safe levels
-  ESD Protection : Safeguards against electrostatic discharge events in consumer electronics and industrial equipment
-  Lightning Surge Mitigation : Provides secondary protection in telecommunication equipment and power lines against induced lightning surges
-  Inductive Load Switching : Suppresses voltage spikes generated by relay coils, motor windings, and solenoid valves during de-energization
-  Automotive Load Dump Protection : Protects automotive electronics from voltage transients caused by alternator load dump events

### Industry Applications
-  Telecommunications : Protects base station equipment, DSL modems, and network interface cards from lightning-induced surges and power cross events
-  Industrial Automation : Guards PLCs, motor drives, and sensor interfaces against voltage transients in harsh industrial environments
-  Power Supplies : Provides overvoltage protection in switch-mode power supplies and DC-DC converters
-  Automotive Electronics : Protects ECU modules, infotainment systems, and lighting controls from load dump and jump-start transients
-  Consumer Electronics : Safeguards USB ports, HDMI interfaces, and power inputs in televisions, computers, and home appliances

### Practical Advantages and Limitations

 Advantages: 
-  High Peak Power Handling : 15kW peak pulse power capability for robust transient protection
-  Fast Response Time : Typically <1.0 ps response to transient events
-  Low Clamping Voltage : Provides effective protection with minimal voltage overshoot
-  High Temperature Stability : Maintains performance across -55°C to +175°C operating range
-  Compact Packaging : Axial lead package enables space-efficient PCB design

 Limitations: 
-  Unidirectional Operation : Only protects against positive voltage transients (requires bidirectional device for negative transients)
-  Limited Continuous Power : Not suitable for sustained overvoltage conditions
-  Parasitic Capacitance : ~150pF typical capacitance may affect high-frequency signal integrity
-  Physical Size : Axial package may be larger than surface-mount alternatives in space-constrained designs

---

## 2. Design Considerations

### Common Design Pitfalls and Solutions

 Pitfall 1: Improper Voltage Rating Selection 
-  Problem : Selecting VRWM too close to normal operating voltage
-  Solution : Ensure VRWM (171V) exceeds maximum normal operating voltage by 10-15% margin

 Pitfall 2: Inadequate Thermal Management 
-  Problem : Overheating during repeated transient events
-  Solution : Provide sufficient copper area on PCB for heat dissipation and consider derating for high-temperature environments

 Pitfall 3: Incorrect Placement 
-  Problem : Placing TVS too far from protected components
-  Solution : Position 15KE200A as close as possible to the protected interface or connector

### Compatibility Issues with Other Components

 Power Supply Compatibility: 
- Compatible with 120-150V DC systems when using VRWM of 171V
- May require series resistors when used with current-limited power sources

 Signal Integrity Considerations: 
- Parasitic capacitance (150pF typical) can affect high-speed data lines (>100MHz)
- For high-frequency applications, consider lower capacitance TVS alternatives

 Protection Coordination: 
- Coordinate with upstream fuses or circuit breakers to ensure

Alternative Part Number

  • P6KE200A --: Same 200V standoff unidirectional TVS in a smaller DO-15 package; widely available and often used where 1.5KE surge rating is not fully required.
  • SMCJ200A --: 200V standoff unidirectional TVS in SMC surface-mount package with comparable clamping performance; good fit for SMD designs.
  • 5KP200A --: Higher-power 200V unidirectional TVS in P600 axial package; suitable when extra surge capability is acceptable and space allows.
  • P6KE200A --: Same 200V standoff unidirectional TVS diode in a smaller DO-15 package; widely available and electrically compatible for lower surge ratings.
  • SMBJ200A --: 200V standoff unidirectional TVS in SMB surface-mount package; suitable drop-in alternative when SMD assembly is acceptable.
  • SMAJ200A --: 200V standoff unidirectional TVS in compact SMA package; good alternative for space-constrained designs with lower peak pulse power.
  • P6KE200A --: Same 200V standoff unidirectional TVS in a smaller DO-15 package; widely available and electrically similar for lower-power surge protection.
  • SMBJ200A --: 200V standoff unidirectional TVS diode in SMB SMD package; suitable drop-in for space-constrained designs with comparable clamping behavior.
  • SMAJ200A --: 200V unidirectional TVS in SMA package; lower power rating than the 1.5KE but a good fit when board space is limited and surge energy is modest.
  • P6KE200A --: Same 200V standoff unidirectional TVS in a smaller DO-15 package; widely available and a common drop-in for lower-power 1.5KE200A applications.
  • SMCJ200A --: 200V standoff unidirectional TVS in SMC surface-mount package with comparable clamping performance; good choice when a surface-mount equivalent is needed.
  • 5KP200A --: Higher-power 200V unidirectional TVS in P600 axial package; provides similar or greater surge capability as a robust alternative to the 1.5KE200A.
  • P6KE200A --: Same 200V standoff unidirectional TVS in a smaller DO-15 package; widely available and a common drop-in when power dissipation margin allows.
  • SMCJ200A --: 200V standoff unidirectional TVS in SMC surface-mount package with comparable clamping performance; good choice for SMD designs.
  • SA200A --: 200V standoff unidirectional transient voltage suppressor with similar electrical characteristics, suitable as a functional substitute in lower-energy applications.

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