The P4KE27CA is a Zener diode in the P4KE series, designed for general purpose circuit protection against transient voltage surges. It comes in a DO-204AL (DO-41) package and is suitable for through-hole mounting. With a reverse standoff voltage of 23.1V and a breakdown voltage of 25.7V, it provides reliable protection for sensitive electronic components. The clamping voltage @ peak pulse current is 37.5V, ensuring that voltage spikes are limited to a safe level. With a peak pulse power of 400W and a peak pulse current of 10.9A, it can handle high energy transients. This diode is suitable for various applications and is available in a standard package of 5,000 pcs. It operates within a wide temperature range of -55°C to 175°C. The P4KE27CA is an active product from Littelfuse Inc.