1.5KE11CA-B vs 1.5KE11CA Comparison
Detailed side-by-side comparison of 1.5KE11CA-B by Littelfuse and 1.5KE11CA 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 | 1.5KE11CA-B | 1.5KE11CA |
|---|---|---|
| Brand | Littelfuse | Littelfuse |
| Category | Surge Protectors | Surge Protectors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.27 | $0.32 |
| Series | 1.5KE | 1.5KE |
| Polarity | Bidirectional | — |
| Working Standoff Voltage (VRWM) | 9.4 V | — |
| Breakdown Voltage (VBR) min | 10.5 V | — |
| Clamping Voltage (VC) max | 15.6 V | — |
| Peak Pulse Current (IPP) | 97.4 A | — |
| Peak Pulse Power (PPP) | 1500 W (10/1000 µs) | 1500 W (10/1000 us waveform) |
| Voltage Tolerance | 5 % | — |
| Package | DO-201AA / DO-27 axial | DO-201 (axial through-hole) |
| Mounting Type | Through Hole | Through Hole (axial leaded) |
| Lead Finish | Tin-plated (Matte) | Tin-plated (lead-free) |
| Operating Temperature | -55 C to +175 C | -55 C to +175 C |
| Storage Temperature | -55 C to +175 C | — |
| RoHS Status | Compliant | Compliant |
| Halogen Free | Yes | — |
| Typical Response Time | < 1 ps (avalanche) | — |
| Reverse Working Standoff Voltage (VRWM) | — | 9.4 V |
| Breakdown Voltage (VBR) Min | — | 10.5 V |
| Breakdown Voltage (VBR) Max | — | 11.6 V |
| Maximum Clamping Voltage (VC) | — | 15.6 V at IPPM = 97.4 A |
| Peak Pulse Current (IPPM) | — | 97.4 A (10/1000 us waveform) |
| Diode Configuration | — | Bidirectional (single die, two anti-series junctions) |
| Construction | — | Glass-passivated chip junction in molded plastic |
| Response Time | — | < 1 ns (avalanche breakdown) |
| Leakage Current | — | Typically < 1 uA at VRWM |