High-Power 1 kA to 20 kA Surge Wave/Reflow Capable – AK-Y Series
Littelfuse's AK-Y series is designed for meeting severe surge test environments for both AC and DC applications
Littelfuse is expanding its portfolio of high-power TVS diodes that are specially designed for meeting severe surge test environments for both AC and DC applications. They are coated to allow the part to be either reflow or wave soldered, making the production cycle shorter by being able to place the part on the PCB with other high-temperature capable products.
- Recognized to UL 497B as an isolated loop circuit protector
- Both reflow and wave soldering capable
- Very low clamping voltage
- Ultra-compact: less than one-tenth the size of traditional discrete solutions
- Sharp breakdown voltage
- Low slope resistance
- Bidirectional
- Symmetric in leads width for easier soldering during assembly
AK1 Series - 1 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Voltage - Breakdown (Min) | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK1-076C-Y | TVS DIODE 76VWM 140VC AXIAL | 85V | 140V | 1000A (1kA) (8/20µs) | 0 - Immediate | $17.88 | View Details |
![]() | ![]() | AK1-380C-Y | TVS DIODE 380VWM 570VC AXIAL | 401V | 570V | 1000A (1kA) (8/20µs) | 56 - Immediate | $24.66 | View Details |
![]() | ![]() | AK1-430C-Y | TVS DIODE 430VWM 625VC AXIAL | 440V | 625V | 1000A (1kA) (8/20µs) | 70 - Immediate | $25.96 | View Details |
AK3 Series - 3 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Voltage - Breakdown (Min) | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK3-015C-Y | TVS DIODE 15VWM 28VC AXIAL | 16V | 28V | 3000A (3kA) (8/20µs) | 45 - Immediate | $13.52 | View Details |
![]() | ![]() | AK3-058C-Y | TVS DIODE 58VWM 110VC AXIAL | 64V | 110V | 3000A (3kA) (8/20µs) | 23 - Immediate | $14.30 | View Details |
![]() | ![]() | AK3-066C-Y | TVS DIODE 66VWM 120VC AXIAL | 72V | 120V | 3000A (3kA) (8/20µs) | 0 - Immediate | $19.28 | View Details |
![]() | ![]() | AK3-076C-Y | TVS DIODE 76VWM 140VC AXIAL | 85V | 140V | 3000A (3kA) (8/20µs) | 0 - Immediate | $16.39 | View Details |
![]() | ![]() | AK3-380C-Y | TVS DIODE 380VWM 520VC AXIAL | 401V | 520V | 3000A (3kA) (8/20µs) | 0 - Immediate | $39.20 | View Details |
![]() | ![]() | AK3-430C-Y | TVS DIODE 430VWM 625VC AXIAL | 440V | 625V | 3000A (3kA) (8/20µs) | 8 - Immediate | $40.33 | View Details |
![]() | ![]() | AK3-030C-Y | TVS DIODE 30VWM 90VC AXIAL | 32V | 90V | 3000A (3kA) (8/20µs) | 47 - Immediate | $13.52 | View Details |
![]() | ![]() | AK3-038C-Y | TVS DIODE 38VWM 95VC AXIAL | 40V | 95V | 3000A (3kA) (8/20µs) | 42 - Immediate | $13.52 | View Details |
![]() | ![]() | AK3-150C-Y | TVS DIODE 150VWM 230VC AXIAL | 158V | 230V | 3000A (3kA) (8/20µs) | 0 - Immediate | $35.98 | View Details |
![]() | ![]() | AK3-208C-Y | TVS DIODE 208VWM 306VC AXIAL | 223V | 306V | 3000A (3kA) (8/20µs) | 31 - Immediate | $37.19 | View Details |
![]() | ![]() | AK3-170C-Y | TVS DIODE 170VWM 260VC AXIAL | 179V | 260V | 3000A (3kA) (8/20µs) | 64 - Immediate | $37.19 | View Details |
![]() | ![]() | AK3-190C-Y | TVS DIODE 190VWM 290VC AXIAL | 200V | 290V | 3000A (3kA) (8/20µs) | 31 - Immediate | $37.19 | View Details |
AK6 Series - 6 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Voltage - Breakdown (Min) | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK6-076C-Y | TVS DIODE 76VWM 140VC AXIAL | 85V | 140V | 6000A (6kA) (8/20µs) | 0 - Immediate | $20.64 | View Details |
![]() | ![]() | AK6-190C-Y | TVS DIODE 190VWM 290VC AXIAL | 200V | 290V | 6000A (6kA) (8/20µs) | 0 - Immediate | $38.77 | View Details |
![]() | ![]() | AK6-240C-Y | TVS DIODE 240VWM 340VC AXIAL | 250V | 340V | 6000A (6kA) (8/20µs) | 48 - Immediate | $47.99 | View Details |
![]() | ![]() | AK6-380C-Y | TVS DIODE 380VWM 520VC AXIAL | 401V | 520V | 6000A (6kA) (8/20µs) | 0 - Immediate | $65.71 | View Details |
![]() | ![]() | AK6-058C-Y | TVS DIODE 58VWM 110VC AXIAL | 64V | 110V | 6000A (6kA) (8/20µs) | 75 - Immediate | $14.45 | View Details |
![]() | ![]() | AK6-030C-Y | TVS DIODE 30VWM 90VC AXIAL | 32V | 90V | 6000A (6kA) (8/20µs) | 47 - Immediate | $20.64 | View Details |
![]() | ![]() | AK6-066C-Y | TVS DIODE 66VWM 120VC AXIAL | 72V | 120V | 6000A (6kA) (8/20µs) | 0 - Immediate | $26.87 | View Details |
![]() | ![]() | AK6-170C-Y | TVS DIODE 170VWM 260VC AXIAL | 180V | 260V | 6000A (6kA) (8/20µs) | 56 - Immediate | $38.75 | View Details |
![]() | ![]() | AK6-430C-Y | TVS DIODE 430VWM 625VC AXIAL | 440V | 625V | 6000A (6kA) (8/20µs) | 41 - Immediate | $65.71 | View Details |
AK10 Series - 10 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Voltage - Breakdown (Min) | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK10-015C-Y | TVS DIODE 15VWM 28VC AXIAL | 16V | 28V | 10000A (10kA) (8/20µs) | 0 - Immediate | $20.20 | View Details |
![]() | ![]() | AK10-058C-Y | TVS DIODE 58VWM 110VC AXIAL | 64V | 110V | 10000A (10kA) (8/20µs) | 0 - Immediate | $19.21 | View Details |
![]() | ![]() | AK10-076C-Y | TVS DIODE 76VWM 140VC AXIAL | 85V | 140V | 10000A (10kA) (8/20µs) | 56 - Immediate | $19.21 | View Details |
![]() | ![]() | AK10-240C-Y | TVS DIODE 240VWM 340VC AXIAL | 250V | 340V | 10000A (10kA) (8/20µs) | 0 - Immediate | $68.21 | View Details |
![]() | ![]() | AK10-380C-Y | TVS DIODE 380VWM 520VC AXIAL | 401V | 520V | 10000A (10kA) (8/20µs) | 28 - Immediate | $81.81 | View Details |
![]() | ![]() | AK10-430C-Y | TVS DIODE 430VWM 625VC AXIAL | 440V | 625V | 10000A (10kA) (8/20µs) | 0 - Immediate | $87.06 | View Details |
![]() | ![]() | AK10-530C-Y | TVS DIODE 530VWM 750VC AXIAL | 560V | 750V | 10000A (10kA) (8/20µs) | 0 - Immediate | $110.05 | View Details |
![]() | ![]() | AK10-030C-Y | TVS DIODE 30VWM 58VC AXIAL | 32V | 58V | 10000A (10kA) (8/20µs) | 0 - Immediate | $24.66 | View Details |
![]() | ![]() | AK10-033C-Y | TVS DIODE 33VWM 53VC AXIAL | 36V | 53V | 10000A (10kA) (8/20µs) | 0 - Immediate | $24.66 | View Details |
![]() | ![]() | AK10-066C-Y | TVS DIODE 66VWM 120VC AXIAL | 72V | 120V | 10000A (10kA) (8/20µs) | 0 - Immediate | $27.81 | View Details |
![]() | ![]() | AK10-170C-Y | TVS DIODE 170VWM 260VC AXIAL | 180V | 260V | 10000A (10kA) (8/20µs) | 130 - Immediate | $47.02 | View Details |
![]() | ![]() | AK10-190C-Y | TVS DIODE 190VWM 290VC AXIAL | 200V | 290V | 10000A (10kA) (8/20µs) | 47 - Immediate | $53.87 | View Details |
![]() | ![]() | AK10-220C-Y | TVS DIODE 220VWM 330VC AXIAL | 230V | 330V | 10000A (10kA) (8/20µs) | 42 - Immediate | $64.63 | View Details |
![]() | ![]() | AK10-270C-Y | TVS DIODE 270VWM 401VC AXIAL | 283V | 401V | 10000A (10kA) (8/20µs) | 0 - Immediate | $68.21 | View Details |
AK15 Series - 15 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Power - Peak Pulse | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK15-058C-Y | TVS DIODE 58VWM 110VC AXIAL | 110V | 15000A (15kA) (8/20µs) | - | 36 - Immediate | $31.05 | View Details |
![]() | ![]() | AK15-066C-Y | TVS DIODE 66VWM 120VC AXIAL | 120V | 15000A (15kA) (8/20µs) | - | 56 - Immediate | $41.97 | View Details |
![]() | ![]() | AK15-076C-Y | TVS DIODE 76VWM 150VC AXIAL | 150V | 15000A (15kA) (8/20µs) | - | 41 - Immediate | $33.54 | View Details |
![]() | ![]() | AK15-190C-Y | TVS DIODE 190VWM 290VC AXIAL | 290V | 15000A (15kA) (8/20µs) | - | 44 - Immediate | $68.99 | View Details |
AK20 Series - 20 kA Peak Pulse Current
| Image | Manufacturer Part Number | Description | Current - Peak Pulse (10/1000µs) | Power - Peak Pulse | Power Line Protection | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | AK20-058C-Y | TVS DIODE 58VWM 120VC AXIAL | 20000A (20kA) (8/20µs) | - | No | 0 - Immediate | $34.76 | View Details |
![]() | ![]() | AK20-076C-Y | TVS DIODE 76VWM 160VC AXIAL | 20000A (20kA) (8/20µs) | - | No | 0 - Immediate | $37.52 | View Details |








