SMCJ33A vs SMCJ33A-E Comparison
Detailed side-by-side comparison of SMCJ33A by Littelfuse and SMCJ33A-E 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 | SMCJ33A-E |
|---|---|---|
| Brand | Littelfuse | Littelfuse |
| Category | Surge Protectors | Surge Protectors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.22 | $0.21 |
| 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 | — |
| Peak Pulse Current (Ipp) | 28.2 A (10/1000 µs) | — |
| Reverse Leakage (Ir) | 1.0 µA at Vrwm | — |
| Directionality | Uni-directional | — |
| Package | DO-214AB (SMC) | DO-214AB (SMC) |
| Mounting Type | Surface Mount | Surface Mount |
| Response Time | < 1 ps (0 V to Vbr min) | — |
| Operating Temperature Range | -55 °C to +150 °C | -55 °C to +150 °C (Tj) |
| Repetition Rate (duty cycle) | 0.05% | — |
| Diode Construction | Glass-passivated junction | — |
| RoHS Status | Compliant | Compliant |
| Halogen Free | Yes (Littelfuse variant) | — |
| Lead-Free Finish | Yes | — |
| Manufacturer | — | Littelfuse |
| Series | — | SMCJ |
| Product Type | — | TVS Diode (Uni-Directional) |
| Standoff Voltage (Vrwm) | — | 33 V |
| Breakdown Voltage (Vbr) Min | — | 36.7 V |
| Breakdown Voltage Tolerance | — | 5 % |
| Clamping Voltage (Vc) Max | — | 53.3 V |
| Peak Pulse Current (Ipp) 10/1000 µs | — | 28.2 A |
| Peak Pulse Power (Ppp) 10/1000 µs | — | 1500 W |
| Peak Pulse Power (Ppp) 8/20 µs | — | [DATA_NEEDED: 8/20 µs peak power] |
| Reverse Leakage (Ir) at Vrwm | — | 1 µA (typical) |
| Polarity | — | Uni-Directional |
| Thermal Resistance (RthJA) on FR-4 | — | 30 °C/W (typical) |
| MSL Level | — | MSL1 (per JEDEC J-STD-020) |
| Packaging Suffix | — | -E = 13-inch Tape & Reel (TR13) |
| Reach Status | — | Compliant |
| Lead-Free | — | Yes |