RA-Sentinel
Tobias-DG3YEV
FPGA based WiFi Intrusion detection system
Components (139)
| Reference | Value | Description |
|---|---|---|
| IC1 | RT6365GSP | Switching Voltage Regulators 60VIN, 5A, Asynchronous Step-Down Converter with Low Quiescent Current |
| IC2,IC4 | TPS56528DDAR | 4.5V to 18V Input, 5-A Synchronous Step-Down Converter with Advanced Eco-mode™ |
| IC3 | TPS563201DDCR | 4.5 V to 17 V input, 3 A output, synchronous step-down converter in Eco-mode |
| IC5,IC7 | S25FL128LAGMFI010 | CYPRESS SEMICONDUCTOR - S25FL128LAGMFI010 - FLASH MEMORY, 128MBIT, 133MHZ, SOIC-8 |
| IC6,IC8 | TS3A5018DBQR | Analog SW Quad SPDT 3.6V 16-Pin SSOP Texas Instruments TS3A5018DBQR, Analogue SPDT Switch Quad SPDT, 3 V, 16-Pin SSOP |
| IC9,IC10 | MT41K128M16JT-107:K | IC DRAM 2GBIT PAR 96FBGA |
| IC11 | TPD12S016PWR | Texas Instruments,TPD12S016PWR,IC,HDMI TPD12S016PWR, HDMI Interface 12-channel HDMI 4.5 |
| IC12 | STM32H743VGT6 | STM32H743VGT6 |
| IC13 | SX1280IMLTRT | RF Transceiver Long range 2.4 GHz Wireless Transceiver |
| IC14 | LAN8742AI-CZ-TR | VQFN-24-EP(4x4) Buffers, Drivers, Receivers, Transceivers ROHS |
| IC15 | DS90LV028AQDQFRQ1 | Dual LVDS receiver, 8-WSON 2x2 |
| Q1 | DMN6075S | 60V 3A 350mW 125mΩ@4.5V,3A 500mV@250uA SOT-23 MOSFETs ROHS |
| U1 | SZMMSZ4702T1G | 500mW 15V SOD-123 Zener Diodes ROHS |
| U2 | SI2324DS-T1-GE3 | 100V 2.3A 1.6W 0.234Ω@10V,2.3A 2.8V@250uA SOT-23 MOSFETs ROHS |
| U3 | SIC453ED-T1-GE3 | https://www.lcsc.com/datasheet/lcsc_datasheet_2212301230_Vishay-Intertech-SIC453ED-T1-GE3_C5334327.pdf |
| U4 | JW5026 | Step-down type 1A SOT-23-6 DC-DC Converters ROHS |
| U5 | TLV9001DBVR | R-R I/O, 1MHz, 60µA, 3.3V |
| U6 | CH340E | 2Mbps Transceiver USB 2.0 MSOP-10 USB Converters ROHS |
| U7 | AHT20 | SMD Temperature and Humidity Sensor ROHS |
| U8 | LM386 | SOP-8 Audio Amplifiers ROHS |
| U9 | LM321 | Low Power Single Operational Amplifier, SOT-23-5 |
| U10,U11 | XC7A100T-CSG324 | Artix 7 T 100 XC7A100T-CSG324 |
| U12 | RTL8211E-VB-CG | 4 PHYtransceiver QFN-48-EP(6x6) Ethernet Transceivers ROHS |
| C1,C2,C19,C130,C167,C171 | 1uF | 16V 1uF X5R ±20% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C3,C7,C11,C38-C40,C50,C51,C126,C150,C151 | 10nF | 50V 10nF X7R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,±10% X7R 10nF 100V 0603 |
| C4 | 10uF, 100V | 100V 10uF X6S ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C5,C6,C20,C29,C69,C72,C98,C115,C121,C127,C128,C175,C186,C206,C208,C210-C217,C223,C227,C228,C246,C247,C249,C250,C266,C267,C279,C290,C292,C294-C301,C307,C311,C312,C330,C331,C333,C334,C350,C351,C365,C366 | 4.7uF | 100V 4.7uF X7R ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,10V 4.7uF X5R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,35V 4.7uF X5R ±10% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C8 | 22pF | 16V 22pF NP0 ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C9 | 4.7nF | 10V 4.7nF X7R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C10,C16,C18,C27,C28,C31,C33-C37,C55,C58-C61,C63-C65,C67,C68,C70,C71,C73,C76,C77,C84,C95,C99,C100,C107,C118,C122-C124,C129,C131-C138,C144,C148,C152,C154,C164,C169,C172-C174,C202,C204,C237,C240,C258-C260,C268,C270,C276,C283,C286,C288,C309,C318-C321,C323,C324,C342,C352,C353,C356-C364 | 100nF | 2kV 100nF X7R ±10% 2220 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,50V 100nF X7R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C12-C15,C21-C26,C142,C146,C147,C160,C161,C166 | 10uF | 10V 10uF X5R ±20% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,25V 10uF X5R ±20% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,50V 10uF X7R ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C17 | 33uF | Aluminum Electrolytic Capacitors - SMD 33UF 35V ELECT FP SMD |
| C30,C32,C75,C89,C92,C112,C153,C182,C185,C189-C191,C193,C194,C196,C197,C200,C201,C203,C205,C207,C209,C222,C224,C225,C229-C236,C238,C239,C241-C245,C251-C255,C257,C261-C265,C269,C273-C275,C277,C278,C280,C281,C284,C285,C287,C289,C291,C293,C306,C308,C313-C316,C326-C329,C335-C338,C346-C349 | 470nF | 16V 470nF X7R ±10% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C41 | 10pF | 16V 10pF C0G ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C42,C46,C49,C52,C62,C170,C184,C187,C188,C192,C221,C305 | 47uF | 10V 47uF X5R ±20% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C43 | 5.1pF | 25V 5.1pF C0G 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C44,C45,C47,C48,C53,C54,C56,C57,C125,C256 | 22uF | 16V 22uF X5R ±20% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C66 | 470pF | 16V 470pF NP0 ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C74,C181,C322 | 1nF | 2kV 1nF X7R ±10% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,CAP, CER, 1nF, 2kV, 10%, X7R, 1210 |
| C78-C83,C85-C88,C90,C91,C93,C94,C96,C97,C101-C106,C108-C111,C113,C114,C116,C117,C119,C120,C162,C317,C339 | 47nF | 10V 47nF X7R ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C139,C140,C145,C149 | 20p | 50V 20pF NP0 ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C141,C143,C354,C355 | 2.2uF | 16V 2.2uF X5R ±20% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS,50V 2.2uF X7R ±10% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C155 | 0.8pF | 50V 0.8pF NP0 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C156,C158 | 1.2pF | 50V 1.2pF NP0 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C157 | 0.5pF | 50V 0.5pF NP0 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C159,C163 | 100pF | 50V 100pF NP0 ±2% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C165 | UUD1A221MCL1GS | 220uF 10V 280mA@100kHz 340mΩ@100kHz ±20% SMD,D6.3xL7.7mm Aluminum Electrolytic Capacitors - SMD ROHS |
| C168,C176 | 10p | 10pF 50V C0G/NP0 ±5% 0402 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C177-C180 | 10p/50V | 10pF 50V C0G/NP0 ±5% 0603Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C195,C198,C199,C218-C220,C226,C248,C282,C302-C304,C310,C332 | 100uF | 10V 100uF X5R ±20% 1206 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHS |
| C271,C272 | 2200pF | Cap, MLCC, 2200pF, 50V, X7R, 0402, ±5% |
| D1 | SDT5A60SA-13 | Diode 60 V 5A Surface Mount SMA |
| D2,D3 | VSSAF5L45HM3_A_H | Schottky Diodes & Rectifiers TMBS 45V Vrrm eSMP AEC-Q101 Qualified |
| D4,D5,D26 | DF1501S-T | 50A 1.1V@1.5A 1.5A 100V DF-S Bridge Rectifiers ROHS |
| D6 | S210_R1_00001 | 2A Independent Type 100V 660mV@2A SMB(DO-214AA) Diodes - General Purpose ROHS |
| D7,D13-D16 | A-SP192YR6C-C01-4T | 5mA Colorless Transparent Lens 72mcd 616nm~624nm -40℃~+85℃ Positive Stick Red 120° 60mW 1.7V~2.2V 0603 LED Indication - Discrete ROHS |
| D8,D20-D22,D25 | A-SP192DGHC-C01-4T | 225mcd~450mcd Colorless Transparent Lens -40℃~+85℃ Positive Stick 520nm~535nm Green 120° 70mW 2.4V~3V 0603 LED Indication - Discrete ROHS |
| D9,D23,D24 | A-SP192GS1D-C01-4T | 5mA 285mcd Frosted Orange Lens -40℃~+85℃ 592nm~600nm Positive Stick Orange 130° 20mW 2.4V~3V 0603 LED Indication - Discrete ROHS |
| D10 | D5V0F4U6SO-7 | 3A@8/20us 12V 6V Unidirectional 5.5V SOT-26 ESD and Surge Protection (TVS/ESD) ROHS |
| D11,D12 | DT2042-04SO-7 | Diodes Inc DT2042-04SO-7 Quad Uni-Directional TVS Diode Array, 300mW peak, 6-Pin SOT-26 |
| D27 | SMAJ33A | 33V 400W 53.3V 7.5A SMA(DO-214AC) Uni-Directional TVS Voltage Suppressors / Diodes ROHS |
| F1 | Polyfuse 1.5A | PTC RESET FUSE 33V 1.5A 1812 |
| F2 | Polyfuse 2A | PTC RESET FUSE 30V 2A 1812 |
| FB1-FB3 | BLM15BD601SH1D | BLM15_H1D Series EMI Suppression Filter 600+/-25% at 100MHz 200mA @85 |
| J1 | DC_12V_IN | SMD DC Power Connectors ROHS |
| J2 | ETH_1G | Plugin Ethernet Connectors / Modular Connectors (RJ45 RJ11) ROHS |
| J3 | HDMI | Push-Pull HDMI Connectors ROHS |
| J4 | FRONTEND | Plugin PCI / PCIe Connector ROHS |
| J5 | ICON | CONN FFC FPC 50POS 0.5mm VERTICAL - 1 SIDED CNT SMD |
| J6 | Conn_01x03 | CONN HEADER 3POS 2.54mm SINGLE ROW TH |
| J7 | USB_UART | USB Full-Featured Type-C Receptacle connector |
| J8 | STM32_DEBUG | https://www.lcsc.com/datasheet/lcsc_datasheet_2408280907_Megastar-ZX-PZ1-27-2-5PWZ_C41370773.pdf |
| J9 | ALARM_OUT | Bend -40℃~+105℃ 1 3.5mm 300V 10A 2 1x2P Green Receptacle-Close Push-Pull,P=3.5mm Pluggable System Terminal Block ROHS |
| J10 | STM32_JTAG | https://www.lcsc.com/datasheet/lcsc_datasheet_2408280907_Megastar-ZX-PZ1-27-2-5PWZ_C41370773.pdf |
| J11 | LORA_ANT | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J12 | AUDIO | -25℃~+70℃ 3.5mm Headphone Jack 30V Nickel 500mA Phosphor Bronze SMD Audio Connectors ROHS |
| J13 | FPGA1_JTAG | Gold 1A Standing paste Policy 1mm 6P 4mm -40℃~+105℃ 1.27mm Brass Double Row Black 2x3P 1.27mm SMD,P=1.27mm Pin Headers ROHS |
| J14 | SYNC_40MHZ | PCB Receptacle with 3 Pads |
| J15 | FPGA2_JTAG | Gold 1A Standing paste Policy 1mm 6P 4mm -40℃~+105℃ 1.27mm Brass Double Row Black 2x3P 1.27mm SMD,P=1.27mm Pin Headers ROHS |
| J16 | FPGA1_CLK_OUT | Generic connector, single row, 01x02, script generated |
| J17 | FE_3V3_MEAS | Generic connector, single row, 01x02, script generated |
| J18 | FPGA2_CLK_OUT | Generic connector, single row, 01x02, script generated |
| J19 | ETH_100M_POE | CONN MOD JACK RJ45 TH R/A SHIELDED |
| J20 | PWM_DAC_OUT | Generic connector, single row, 01x02, script generated |
| L1 | 10uH | 4.5A 10uH ±20% 4.6A 2726 Power Inductors ROHS |
| L2 | 15uH | 1A 15uH Shielded inductor ±30% 1A SMD Power Inductors ROHS |
| L3 | 360nH | 31.5A 360nH ±20% 60A SMD,10.8x10.2mm Power Inductors ROHS |
| L4-L7 | 2.2uH | 1.3A 2.2uH ±20% 150mΩ 1206 Inductors (SMD) ROHS,10A 2.2uH ±20% 10A SMD,6.5x6.9mm Power Inductors ROHS |
| L8,L11 | BLM41PG102SN1L | 90mΩ ±25% 1kΩ@100MHz 1806 Ferrite Beads ROHS |
| L9 | 3nH | 3nH 800mA ±0.1nH 0402 High Frequency / RF Inductors - Surface Mount ROHS |
| L10 | 2.5nH | 640mA 2.5nH ±10% 120mΩ 0402 Inductors (SMD) ROHS |
| R1-R4,R6-R8,R11-R16,R22,R72,R73,R139-R142,R152-R155,R157-R163,R166,R167 | 49.9 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 49.9Ω 0402 Chip Resistor - Surface Mount ROHS |
| R5,R9,R10,R53-R62,R74,R76,R85,R86,R91,R92,R101,R103,R107,R114-R120,R196-R199,R204,R207 | 4K7 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 4.7kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R17-R20,R23,R24,R99,R100 | 22 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 22Ω 0402 Chip Resistor - Surface Mount ROHS |
| R21,R63-R66,R68-R71,R87,R93,R168-R184,R187-R190 | 100 | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 100Ω 0402 Chip Resistor - Surface Mount ROHS |
| R25 | 24.9K | 250mW Thick Film Resistors 200V ±100ppm/℃ ±1% 24.9kΩ 1206 Chip Resistor - Surface Mount ROHS |
| R26 | 249K | 125mW Thick Film Resistors 150V ±100ppm/℃ ±1% 249kΩ 0805 Chip Resistor - Surface Mount ROHS |
| R27,R123 | 51K | 100mW Thick Film Resistors 75V ±100ppm/℃ ±1% 51kΩ 0603 Chip Resistor - Surface Mount ROHS |
| R28 | 590K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 590kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R29,R30 | 18K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 18kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R31 | 120K | 62.5mW Thick Film Resistors 50V ±200ppm/℃ ±5% 120kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R32,R44 | 3.3 | 62.5mW Thick Film Resistors 50V ±200ppm/℃ ±1% 3.3Ω 0402 Chip Resistor - Surface Mount ROHS |
| R33 | 180K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 180kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R34 | 12K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 12kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R35,R37,R41-R43,R49,R125,R126 | 100K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 100kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R36 | 220K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 220kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R38 | 5.49K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 5.49kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R39 | 2.32K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 2.32kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R40 | 3.48K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 3.48kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R45 | 11K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±5% 11kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R46 | 2.1K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 2.1kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R47 | 7.68k | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 7.68kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R48,R67,R96,R104-R106,R111-R113,R124,R132,R133,R135,R137,R151,R156,R164,R191-R195,R200-R202 | 10K | 100mW Thick Film Resistors 75V ±100ppm/℃ ±1% 10kΩ 0603 Chip Resistor - Surface Mount ROHS,62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 10kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R50,R52 | 49.9K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 49.9kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R51 | 226K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 226kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R75,R88,R89,R94,R95,R108-R110,R131,R138,R146-R149 | 1K | 100mW Thick Film Resistors 50V ±100ppm/℃ ±1% 1kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R77,R136,R205,R206 | 1.5K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±5% 1.5kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R78-R81,R144,R145 | 75 | 250mW Thick Film Resistors 150V ±100ppm/℃ ±1% 75Ω 0603 Chip Resistor - Surface Mount ROHS |
| R82,R83,R186,R210,R212-R219 | 270 | 62.5mW ±100ppm/℃ ±5% 270Ω 0402 Chip Resistor - Surface Mount ROHS |
| R84,R90 | 240 | 62.5mW Thin Film Resistors 50V ±50ppm/℃ ±0.1% 240Ω 0402 Chip Resistor - Surface Mount ROHS |
| R97,R98 | 5.1K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±5% 5.1kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R102,R143,R150,R185 | 0 | 100mW Thick Film Resistors 50V -200ppm/℃~+400ppm/℃ 0Ω 0402 Chip Resistor - Surface Mount ROHS,250mW Thick Film Resistors 200V 0Ω 1206 Chip Resistor - Surface Mount ROHS,250mW Thick Film Resistors 75V 0Ω 0603 Chip Resistor - Surface Mount ROHS,Res, Thick Film, 0Ω, 1/10W, 0603, Jumper |
| R121 | 1.2K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 1.2kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R122 | 10 | 62.5mW Thick Film Resistors 50V ±200ppm/℃ ±1% 10Ω 0402 Chip Resistor - Surface Mount ROHS |
| R127 | 5.6K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 5.6kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R134 | 12.1K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 12.1kΩ 0402 Chip Resistor - Surface Mount ROHS |
| R165,R211,R220-R223 | 0.005 | 2W 5mΩ ±5% 2512 Current Sense Resistors - SMD/SMT ROHS |
| R203 | 2.49K | 62.5mW Thick Film Resistors 50V ±100ppm/℃ ±1% 2.49kΩ 0402 Chip Resistor - Surface Mount ROHS |
| RN1-RN10 | CAY10-330J4LF | Bourns CAY10 Series 33 +/-5% Isolated SMT Resistor Array, 4 Resistors, 0.125W total 0804 (2010M) package Convex |
| S1-S3 | B3FS-1002P | Tactile Switches 6x6x3.1mm Flat 150OF PhosphorBronze Ag TR |
| SW1,SW2 | 435451019820 | SMT Washable Tact Switch 4.1 x 2.8 mm |
| T1 | 15FB-30NL | Power over Ethernet (POE+) Magnetics, 10/100BASE-TX VoIP Magnetics Modules |
| TP1-TP22,TP24,TP25 | TestPoint | test point |
| TP23 | 125M | test point |
| X1,X3,X4 | OT2EL4C4JI-111OLP-50M | 1.8V~3.3V ±10ppm CMOS 50MHz SMD3225-4P Crystal Oscillator |
| Y1 | X503220MSB2GI | 20MHz Surface Mount Crystal 20pF ±10ppm ±20ppm SMD5032 Crystals ROHS |
| Y2 | XC21M4-52.000-F10NNHPL | 52MHz Surface Mount Crystal 10pF ±10ppm ±10ppm SMD2016-4P Crystals ROHS |
| Y3 | 25MHz | Four pin crystal, GND on pins 2 and 3 |
| Z1 | MMSZ5255BT1G | Independent Type 26.6V~29.4V 500mW 28V SOD-123 Zener Diodes ROHS |