SMCJ33A-AT vs SMCJ33A Comparison
Detailed side-by-side comparison of SMCJ33A-AT by Walsin and SMCJ33A by Littelfuse. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | SMCJ33A-AT | SMCJ33A |
|---|---|---|
| Brand | Walsin | Littelfuse |
| Category | Surge Protectors | Surge Protectors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.06 | $0.22 |
| Manufacturer | Walsin | — |
| Series | SMCJ-AT | — |
| Device Type | TVS Diode (Uni-Directional) | — |
| Package | DO-214AB (SMC) | DO-214AB (SMC) |
| Mounting Type | Surface Mount | Surface Mount |
| Peak Pulse Power (10/1000 µs) | 1500 W | — |
| Working Peak Reverse Voltage (VRWM) | 33 V | — |
| Breakdown Voltage (VBR) Min | 36.7 V | — |
| Breakdown Voltage (VBR) Max | [DATA_NEEDED: VBR max not in provided data] | — |
| Clamping Voltage (VC) at Ipp | 53.3 V | — |
| Peak Pulse Current (Ipp) | 28.2 A | 28.2 A (10/1000 µs) |
| Polarity | Uni-Directional | — |
| Repetition Rate (Duty Cycle) | 0.05% | — |
| Response Time | < 1 ps (typical, 0 V to VBR min) | < 1 ps (0 V to Vbr min) |
| Operating Temperature | -55C to +150C | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free Finish | Yes | Yes |
| Halogen Free | Yes (per 'Green Device' classification) | Yes (Littelfuse variant) |
| Peak Pulse Power (Ppp) | — | 1500 W (10/1000 µs waveform) |
| Working Standoff Voltage (Vrwm) | — | 33 V |
| Breakdown Voltage (Vbr) | — | 36.7 V to 44.0 V (test current It = 1 mA) |
| Maximum Clamping Voltage (Vc) | — | 53.3 V at Ipp = 28.2 A |
| Reverse Leakage (Ir) | — | 1.0 µA at Vrwm |
| Directionality | — | Uni-directional |
| Operating Temperature Range | — | -55 °C to +150 °C |
| Repetition Rate (duty cycle) | — | 0.05% |
| Diode Construction | — | Glass-passivated junction |