LITE-ON SEMICONDUCTOR SURFACE MOUNT UNIDIRECTIONAL.
1SMA4761 - (1SMA4737 - 1SMA200Z) 1.0 Watt Surface Mount Silicon Zener Diodes
1SMA4738 - (1SMA4737 - 1SMA200Z) 1.0 Watt Surface Mount Silicon Zener Diodes
1SMA4758 - (1SMA4737 - 1SMA200Z) 1.0 Watt Surface Mount Silicon Zener Diodes