Loading design…
espena
Digital precision studio/broadcast masterclock with WiFi configuration, acts as local NTP server with accurate GPS time sync.
| Reference | Value | Description |
|---|---|---|
| U1,U2 | MAX6952 | 4-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 x 7 Matrix LED Display Driver, SSOP-36 |
| U3 | ESP32-WROVER-E | RF Module, ESP32-D0WDQ6 SoC, Wi-Fi 802.11b/g/n, 32-bit, 2.7-3.6V, onboard antenna, SMD |
| U4-U8 | TLC5940PWP | 16-Channel LED Driver With DOT Correction and Grayscale PWM Control, TSSOP package with thermal pad |
| U9 | LEA-M8T | GNSS Module LEA M8, VCC 2.7V to 3.6V |
| U10 | NCP1117-5.0 | 1A Low drop-out regulator, Fixed Output 5V, SOT-223 |
| U11 | LM2596DS-ADJ | Adjustable 3A 150kHz Step-Down Voltage Regulator, TO-220 |
| U12-U14 |
| 1A Low drop-out regulator, Fixed Output 3.3V, SOT-223 |
| U15 | VEML7700 | Ambient light sensor with I2C interface. |
|---|
| AE1 | Active GPS antenna 3.3V | Antenna with extra pin for shielding |
|---|
| BT1 | CR 2032 | Multiple-cell battery |
|---|
| BZ1 | Buzzer | Buzzer, polarized |
|---|
| C1,C4 | 27pF | Unpolarized capacitor |
|---|
| C2,C3,C7-C11,C20,C22,C26,C31,C32 | 100nF | Unpolarized capacitor,Unpolarized capacitor, small symbol |
|---|
| C5,C6 | 47µF | Unpolarized capacitor, small symbol |
|---|
| C12 | 1μF | Unpolarized capacitor |
|---|
| C13 | 47μF | Unpolarized capacitor, small symbol |
|---|
| C14,C19,C28 | 820μF | Polarized capacitor |
|---|
| C15,C25 | 100μF | Polarized capacitor |
|---|
| C16 | 39nF | Unpolarized capacitor |
|---|
| C17 | 10nF | Unpolarized capacitor |
|---|
| C18 | 47pF | Unpolarized capacitor |
|---|
| C21,C24,C27 | 10µF | Unpolarized capacitor |
|---|
| C23 | 10μF | Unpolarized capacitor, small symbol |
|---|
| D1-D354,D360 | 620nm | Light emitting diode, filled shape |
|---|
| D355 | SK33 | Schottky diode, filled shape |
|---|
| D356 | CMS04 | Schottky diode, filled shape |
|---|
| D357 | 470nm | Light emitting diode, filled shape |
|---|
| D358 | 570nm | Light emitting diode, filled shape |
|---|
| D359 | 590nm | Light emitting diode, filled shape |
|---|
| F1 | 250mA | Fuse, small symbol |
|---|
| J1 | UART MCU | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J2 | POWER | DC Barrel Jack with an internal switch |
|---|
| J3 | UART GPS | Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| L1 | 37uH | Inductor |
|---|
| L2 | 27nH | Inductor |
|---|
| R1,R5 | 53,6kΩ | Resistor |
|---|
| R2-R4,R12,R13,R17,R18 | 4,7kΩ | Resistor |
|---|
| R6-R10 | 2kΩ | Resistor |
|---|
| R11,R14-R16,R22,R213 | 10kΩ | Resistor |
|---|
| R19 | 4,7k | Resistor |
|---|
| R20 | 5,6kΩ | Resistor |
|---|
| R21 | 1kΩ | Resistor |
|---|
| R24 | 10Ω | Resistor |
|---|
| SW1 | BOOT | Push button switch, generic, two pins |
|---|
| SW2 | RESET | Push button switch, generic, two pins |
|---|