| 1537121 | SZ557F | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537122 | SZ5582 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537123 | SZ558C | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537124 | SZ5591 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537125 | SZ559B | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537126 | SZ55B0 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537127 | SZ55B1 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537128 | SZ55B2 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537129 | SZ55B3 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537130 | SZ55B4 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537131 | SZ55B5 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537132 | SZ55B6 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537133 | SZ55B7 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537134 | SZ55B8 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537135 | SZ55B9 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537136 | SZ55D0 | SURFACE MOUNT SILICON ZENER DIODES | EIC discrete Semiconductors |
| 1537137 | SZ600/0,75 | Silicon power zener diode | RFT |
| 1537138 | SZ600/0,75-to-SZ600/22 | Si-Z diodes, possibly equivalent ZX5.1...ZX22 | RFT |
| 1537139 | SZ600/10 | Silicon power zener diode | RFT |
|
| 1537140 | SZ600/11 | Silicon power zener diode | RFT |
| 1537141 | SZ600/12 | Silicon power zener diode | RFT |
| 1537142 | SZ600/13 | Silicon power zener diode | RFT |
| 1537143 | SZ600/15 | Silicon power zener diode | RFT |
| 1537144 | SZ600/16 | Silicon power zener diode | RFT |
| 1537145 | SZ600/18 | Silicon power zener diode | RFT |
| 1537146 | SZ600/20 | Silicon power zener diode | RFT |
| 1537147 | SZ600/22 | Silicon power zener diode | RFT |
| 1537148 | SZ600/5,1 | Silicon power zener diode | RFT |
| 1537149 | SZ600/5,6 | Silicon power zener diode | RFT |
| 1537150 | SZ600/6,2 | Silicon power zener diode | RFT |
| 1537151 | SZ600/6,8 | Silicon power zener diode | RFT |
| 1537152 | SZ600/7,5 | Silicon power zener diode | RFT |
| 1537153 | SZ600/8,2 | Silicon power zener diode | RFT |
| 1537154 | SZ600/9,1 | Silicon power zener diode | RFT |
| 1537155 | SZA-2044Z | 0.7 - 2.7 GHz, 5 V, 1 Watt Power Amplifier | Qorvo |
| 1537156 | SZA-3044Z | 2.7 - 3.8 GHz, 5 V, 1 Watt Power Amplifier | Qorvo |
| 1537157 | SZA-5044Z | 4.9 - 5.9 GHz, 5 V Power Amplifier | Qorvo |
| 1537158 | SZA-6044Z | 5.1 - 5.9 GHz, 0.25 W Power Amplifier with Active Bias | Qorvo |
| 1537159 | SZA1000 | QIC digital equalizer | Philips |
| 1537160 | SZA1000H | QIC digital equalizer | Philips |
