1N5221B-1 thru 1N5281B-1 Available on commercial .
1N5256B - ZENER DIODES
1N5256B - SILICON PLANAR ZENER DIODES
1N5256B - Zener Diodes
1N5256B - Silicon Zener Diodes
1N5256B - SILICON ZENER DIODES
1N5256B - 0.5W Hermetically Sealed Glass Zener Diodes
1N5256B - Zener Diode
1N5256B-1 - ZENER DIODES
1N5256B - 500mW EPITAXIAL ZENER DIODE
1N5256B - Small Signal Zener Diodes
1N5256B - Voltage regulator diodes
1N5256B - 500mW 5% DO-35 ZENER DIODE
1N5256B-G - Glass Silicon Zener Diode
1N5256BUR-1 - METALLURGICALLY BONDED GLASS SURFACE MOUNT 500mW ZENERS
1N5256B - 500mW ZENER DIODE