openEPR
tkeller12
Open-Source EPR Spectrometer
Components (61)
| Reference | Value | Description |
|---|---|---|
| U1 | ADF4351 | 35-4400MHz fractional-N PLL, LFCSP-32 |
| U2 | AVR128DA48x-xPT | 24MHz, 128kB Flash, 16kB SRAM, EEPROM with Touch Sensing, TQFP-48 |
| U3 | ADS1118IDGS | Ultrasmall, Low-Power, SPI-Compatible, 16-Bit Analog-to-Digital Converter with Internal Reference and Temperature Sensor, VSSOP-10 |
| U4 | FT231XQ | Full Speed USB to Full Handshake UART, QFN-20 |
| U5 | AZ1117ID-3.3TRG1 | 1A 20V Fixed LDO Linear Regulator, 3.3V, SOT-89/SOT-223/TO-220/TO-252/TO-263 |
| U6 | IES0105S05-H | Isolated Module DC DC Converter 1 Output 5V 200mA 4.5V - 5.5V Input |
| U7 | DAT-31A+ | Digital Step Attenuator, 50Ω 0 to 31 dB, 1.0 dB Step DC to 4.0 GHz |
| U8 | PE44820 | UltraCMOS® RF Digital Phase Shifter 8-bit, 1.7–2.2 GHz |
| U9 | SN74LVC1G125DCK | Single Buffer Gate Tri-State, Low-Voltage CMOS, SOT-353 |
| U10,U16 | TSS-53LNB3+ | Low Noise Bypass Amplifier, 50ohm, 0.5 to 5 GHz |
| U11,U19 | DCW-22-332+ | Directional Coupler, 50ohm, 22 dB coupling, 1200 to 3300 MHz |
| U12,U20 | ADL5906 | 10 MHz to 10 GHz, 67 dB TruPwr Detector |
| U13,U14 | LT1819 | 400MHz, 2500V/µs, 9mA Single/Dual Operational Amplifi ers |
| U15 | ADL5380 | 400 MHz to 6 GHz Quadrature Demodulator |
| U17 | SN74LVC1G125DBVR | Single Buffer Gate Tri-State, Low-Voltage CMOS, SOT-353 |
| U18 | SKY16603-632LF | High-Linearity Dual PIN Diode Limiter 0.6 to 6.0 GHz |
| C1,C2,C4,C6,C9,C11,C13,C15,C17,C19,C25,C28,C34,C35,C37,C39-C41,C44-C47,C53,C55,C58,C61,C65,C67,C68,C71-C75,C81,C86,C88,C89,C92,C94,C96,C98,C99 | 100nF | Unpolarized capacitor, small symbol |
| C3,C5,C7,C10,C12,C14,C16,C18,C20,C82 | 10pF | Unpolarized capacitor, small symbol |
| C8,C36,C38,C97 | 10nF | Unpolarized capacitor, small symbol |
| C21 | 2.7nF | Unpolarized capacitor, small symbol |
| C22 | 47nF | Unpolarized capacitor, small symbol |
| C23 | 680pF | Unpolarized capacitor, small symbol |
| C24,C26,C27,C29 | 120pF | Unpolarized capacitor, small symbol |
| C30-C33 | 1nF | Unpolarized capacitor, small symbol |
| C42,C43 | 47pF | Unpolarized capacitor, small symbol |
| C48-C50,C52,C91 | 10uF | Polarized capacitor, small US symbol |
| C51 | 4.7uF | Polarized capacitor, small US symbol |
| C54,C56,C59,C62,C66,C69,C76,C87,C90,C93,C95 | 100pF | Unpolarized capacitor, small symbol |
| C57,C60,C63,C64,C70,C79,C80,C83-C85 | 10000pF | Unpolarized capacitor, small symbol |
| C77,C78 | 3pF | Unpolarized capacitor, small symbol |
| D1,D2,D5-D7 | 150080VS75000 | Light emitting diode, small symbol |
| D3 | 150080SS75000 | Light emitting diode, small symbol |
| D4 | SP0503BAHTG | TVS Diode Array, 5.5V Standoff, 3 Channels, SOT-143 package |
| D8 | 1N5819 | Diode, small symbol |
| H1-H4 | 4-40 | Mounting Hole with connection |
| J1,J2,J5-J8 | SMA-J-P-H-ST-EM1 | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J3 | AVR-UPDI-6 | Atmel 6-pin UPDI connector |
| J4 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| L1-L4 | 7.5nH | Inductor, small symbol |
| L5-L8 | 1.9nH | Inductor, small symbol |
| L9-L15,L17 | 100nH | Inductor, small symbol |
| L16 | MH1608-601Y | Inductor with ferrite core, small symbol |
| R1,R2,R5,R7,R39-R42,R56,R58 | 0 | Resistor, small US symbol |
| R3,R13,R14,R25-R31,R45,R66 | 10k | Resistor, small US symbol |
| R4 | 4.7k | Resistor, small US symbol |
| R6 | 360 | Resistor, small US symbol |
| R8-R12,R22-R24,R67,R68 | 1k | Resistor, small US symbol |
| R15-R19 | 27 | Resistor, small US symbol |
| R20,R21 | 5.1k | Resistor, small US symbol |
| R32,R57 | 3.92k | Resistor, small US symbol |
| R33,R60 | 60.4 | Resistor, small US symbol |
| R34,R59 | 50 | Resistor, small US symbol |
| R35,R61 | 3.74k | Resistor, small US symbol |
| R36,R62,R65 | 1.5k | Resistor, small US symbol |
| R37,R63 | 270 | Resistor, small US symbol |
| R38,R64 | 2k | Resistor, small US symbol |
| R43,R44,R47,R48,R51,R54 | 200 | Resistor, small US symbol |
| R46,R49,R50,R52,R53,R55 | 430 | Resistor, small US symbol |
| SW1 | SW_Push | Push button switch, generic, two pins |
| TR1 | ETC1-1-13 | 4.5-4000MHz 1:1 RF Transformer, Balanced Transmission Line, SM-22 |
| X1 | XO32 | HCMOS Clock Oscillator |