High-Temperature Sensitive, Standard, and Alternistor TRIACs
Littelfuse's TRIACs are well-suited for IoT applications that require compact design but do not involve continuous high currents
Littelfuse's high-temperature sensitive, standard, and alternistor TRIAC's combination of space-saving packaging, high-temperature capabilities, and choice of current ratings makes them well-suited for Internet of Things (IoT) applications that require compact design but do not involve continuous high currents.
- High junction temperature (TJ) of +150°C
- Up to 8 ARMS AC control in a compact surface-mount package
- Clip-attach assembly combined with high maximum junction temperature of +150°C
- Gives larger thermal margin in design
- Allows for smaller board sizes in low power applications like LED lighting, solenoid drives, and motor drives
- Ensures higher surge capability to withstand short-duration overload conditions
- Appliances
- Building automation
- Industrial control
- Motor control small and large appliances
- Lighting AC controls
4 Amp TRIACs
| Image | Manufacturer Part Number | Description | Current - On State (It (RMS)) (Max) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | QJ4004D4RP | TRIAC 400V 4A TO252 | 4 A | 2444 - Immediate | $17.70 | View Details | |
![]() | QJ4004D3RP | TRIAC 400V 4A TO252 | 4 A | 2674 - Immediate 5000 - Factory Stock | $18.36 | View Details | |
![]() | QJ6004D4RP | TRIAC 600V 4A TO252 | 4 A | 931 - Immediate | $19.91 | View Details | |
![]() | QJ6004D3RP | TRIAC 600V 4A TO252 | 4 A | 288 - Immediate | $20.89 | View Details | |
![]() | LJ4004D8RP | TRIAC SENS GATE 400V 4A TO252 | 4 A | 1925 - Immediate | $16.81 | View Details | |
![]() | LJ6004D8RP | TRIAC SENS GATE 600V 4A TO252 | 4 A | 2075 - Immediate | $18.68 | View Details |
6 Amp TRIACs
| Image | Manufacturer Part Number | Description | Current - On State (It (RMS)) (Max) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | ![]() | QJ4006DH4RP | TRIAC ALTERNISTOR 400V 6A TO252 | 6 A | 575 - Immediate | $19.83 | View Details |
![]() | ![]() | QJ4006DH3RP | TRIAC ALTERNISTOR 400V 6A TO252 | 6 A | 4497 - Immediate | $20.15 | View Details |
![]() | ![]() | QJ6006DH4RP | TRIAC ALTERNISTOR 600V 6A TO252 | 6 A | 2299 - Immediate | $21.29 | View Details |
![]() | ![]() | QJ6006DH3RP | TRIAC ALTERNISTOR 600V 6A TO252 | 6 A | 2698 - Immediate | $21.62 | View Details |
![]() | ![]() | LJ4006D8RP | TRIAC SENS GATE 400V 6A TO252 | 6 A | 2500 - Immediate | $18.85 | View Details |
![]() | ![]() | LJ6006D8RP | TRIAC SENS GATE 600V 6A TO252 | 6 A | 2184 - Immediate | $20.80 | View Details |
8 Amp TRIACs
| Image | Manufacturer Part Number | Description | Current - On State (It (RMS)) (Max) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|
![]() | ![]() | QJ4008DH4RP | TRIAC ALTERNISTOR 400V 8A TO252 | 8 A | 2616 - Immediate | $20.48 | View Details |
![]() | ![]() | QJ4008DH3RP | TRIAC ALTERNISTOR 400V 8A TO252 | 8 A | 2361 - Immediate | $20.56 | View Details |
![]() | ![]() | QJ6008DH4RP | TRIAC ALTERNISTOR 600V 8A TO252 | 8 A | 2435 - Immediate | $21.95 | View Details |
![]() | ![]() | QJ6008DH3RP | TRIAC ALTERNISTOR 600V 8A TO252 | 8 A | 2680 - Immediate | $21.95 | View Details |
![]() | ![]() | LJ4008D8RP | TRIAC SENS GATE 400V 8A TO252 | 8 A | 2668 - Immediate | $20.31 | View Details |
![]() | ![]() | LJ6008D8RP | TRIAC SENS GATE 600V 8A TO252 | 8 A | 689 - Immediate | $22.27 | View Details |




