Overview
The BT151X-500RNQ is a Silicon Controlled Rectifier (SCR) produced by WeEn Semiconductors. This medium power SCR is designed for applications requiring good bidirectional blocking voltage and high current surge capability. It is packaged in a TO-220F (SOT186A) plastic package, which includes an isolated mounting base for enhanced thermal performance.
The BT151X-500RNQ is part of the Thyristors - SCRs subcategory under discrete semiconductors and is suitable for various power switching and control applications.
Key Specifications
| Symbol | Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|
| VDRM | Repetitive peak off-state voltage | - | - | - | 500 | V |
| VRRM | Repetitive peak reverse voltage | - | - | - | 500 | V |
| ITSM | Non-repetitive peak on-state current | Half sine wave; Tj(init) = 25 °C; tp = 10 ms | - | - | 120 | A |
| IT(RMS) | RMS on-state current | Half sine wave; Th ≤ 69 °C | - | - | 12 | A |
| IGT | Gate trigger current | VD = 12 V; IT = 0.1 A; Tj = 25 °C | - | 2 | 15 | mA |
| VRGM | Peak reverse gate voltage | - | - | 5 | V | |
| Tstg | Storage temperature | - | -40 | 150 | °C | |
| Tj | Junction temperature | - | - | 125 | °C |
Key Features
- Good bidirectional blocking voltage capability up to 500 V.
- High current surge capability with a non-repetitive peak on-state current of 120 A.
- High thermal cycling performance with an isolated mounting base package.
- Planar passivated for voltage ruggedness and reliability.
- Available in the TO-220F (SOT186A) plastic package.
Applications
- Capacitive Discharge Ignition (CDI) systems.
- Crowbar protection circuits.
- Inrush protection circuits.
- Motor control applications.
- Voltage regulation systems.
Q & A
- What is the BT151X-500RNQ used for?
The BT151X-500RNQ is used in applications requiring good bidirectional blocking voltage and high current surge capability, such as capacitive discharge ignition, crowbar protection, inrush protection, motor control, and voltage regulation.
- What is the maximum repetitive peak off-state voltage of the BT151X-500RNQ?
The maximum repetitive peak off-state voltage is 500 V.
- What is the RMS on-state current of the BT151X-500RNQ?
The RMS on-state current is up to 12 A.
- What is the gate trigger current for the BT151X-500RNQ?
The gate trigger current is between 2 mA and 15 mA.
- What is the junction temperature range for the BT151X-500RNQ?
The junction temperature range is up to 125 °C.
- What package type is the BT151X-500RNQ available in?
The BT151X-500RNQ is available in the TO-220F (SOT186A) plastic package.
- Does the BT151X-500RNQ have an isolated mounting base?
- What is the non-repetitive peak on-state current of the BT151X-500RNQ?
The non-repetitive peak on-state current is up to 120 A.
- What are the storage temperature limits for the BT151X-500RNQ?
The storage temperature range is from -40 °C to 150 °C.
- Is the BT151X-500RNQ planar passivated?
