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Tinkerbug-Robotics
Model rocket flight computer, ground station, iOS app, and simulation
| Reference | Value | Description |
|---|---|---|
| Q3-Q6 | DTC123J | Digital NPN Transistor, 2k2/47k, SOT-23 |
| Q11 | AONR21321 | Reverse-polarity P-FET: D to J8, S to shunt, G to GND |
| U1 | FSUSB63UMX | |
| U2 | ISM6HG256XTR | |
| U3 | QMC5883P | |
| U4 | BMP581 | |
| U5 | LC86GLAMD | |
| U6-U8,U10 |
| WSD20L50DN33 |
| U9 | AON7534 |
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| U11 | GD5F1GQ5UEYIGR |
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| U13,U33 | GD25Q128ESIG |
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| U15,U32 | ESP32-S3RH2 |
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| U16 | E220-900MM22S |
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| U18 | TPS62152RGTR | 3–17V 1A Step-Down Converter in 3x3 QFN package |
|---|
| U19 | TPS259631DDAR | 2.7-V to 24-V, 2.7-mΩ, 15-A eFuse with hot-swap protection, ±1.5% current monitor & adj. fault mgmt. |
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| U21 | TPS2121RUXR |
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| U23 | INA230AIRGTR |
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| U30 | TPS22810DRVR | 2.7-18 V, 2 A, 79 mOhm load switch, adjustable rise time, QOD |
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| U31 | ANT016008LCS2442MA2 | 2.4 GHz chip antenna candidate - feasibility study for the 3x6mm corner; needs 6x2.5mm all-layer keep-out + Ft/Mt slots |
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| U46 | TPS3813L30DBV | Window watchdog: pets 94 ms - 2 s, resets FC via CHIP_PU |
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| U47 | TPS61094DSS | Supercap hold-up: bypass V_BUCK->+3V3, charge 2.6V/100mA, boost to 3.3V on loss |
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| C1,C2,C16,C24,C26,C29,C31,C33,C34,C38,C42,C51,C65,C115,C118,C120,C122,C123,C139 | 100 nF | Unpolarized capacitor |
|---|
| C3-C6,C32,C36,C53,C94,C105,C121,C125,C141,C142 | 10 uF | Unpolarized capacitor |
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| C8-C11,C13,C17,C23,C37,C43,C47-C49,C135 | 22 uF | Unpolarized capacitor |
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| C19,C21,C110,C111 | 22 pF | Unpolarized capacitor |
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| C20,C22,C112,C113 | 12 pF | Unpolarized capacitor |
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| C25,C27,C30,C35,C41,C52,C54,C59,C76,C114,C116,C119,C124 | 1 uF | Unpolarized capacitor |
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| C28,C39,C104,C117 | 10 nF | Unpolarized capacitor |
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| C44 | 390 pF | Unpolarized capacitor |
|---|
| C130 | HV1020-2R7505-R |
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| CR3 | SP0503BAHTG |
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| D1-D4,D16 | BAT54XV2T1G | Schottky diode |
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| D6 | Green | Light emitting diode |
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| D7,D11 | Blue | Light emitting diode |
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| D9 | BAV170M | P4 rail OR-gate: S3 authorises, P4 holds |
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| D10 | Red | Light emitting diode |
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| J2 | JL212R-SMT-35005BP1 |
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| J3 | JST_B2B-PH-SM4-TB | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J6 | USB4110GFA |
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| J8 | CON-SMA-EDGE-S |
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| L1 | 4.3 nH | Inductor, small symbol |
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| L3,L9 | 24 nH | Inductor, small symbol |
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| L4,L7,L10 | 2 nH | Inductor, small symbol |
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| L5,L6 | VLS3012CX-2R2M-1 | Inductor Power Shielded Wirewound 2.2uH 20% 1MHz Ferrite 2.55A 0.074Ohm DCR 1212 T/R |
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| L8 | 3 nH | Inductor, small symbol |
|---|
| L11 | 2.2 uH | Isat >= 4 A class |
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| R1,R2,R9,R11,R13,R19,R22,R34,R44,R49,R59,R84,R125,R126,R133,R137 | 100 k | Resistor, US symbol |
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| R3,R38,R39,R112,R113 | 22 | Resistor, US symbol |
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| R4,R5,R15-R17,R23,R31,R33,R36,R37,R52,R65,R66,R70,R71,R110,R111 | 10 k | Resistor, US symbol |
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| R8,R10,R12,R18,R51,R64 | 49.9 k | Resistor, US symbol |
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| R21 | 100 | Resistor, US symbol |
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| R41,R47,R61-R63,R67,R69,R78-R81,R115-R118,R132 | 5.11 k | Resistor, US symbol |
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| R45 | 7.15 k | Resistor, US symbol |
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| R48,R73 | 1 k | Resistor, US symbol |
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| R56 | 12 k | Resistor, US symbol |
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| R57 | 1.5 k | Resistor, US symbol |
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| R60 | 15.4 k | Resistor, US symbol |
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| R72 | 2 m | Resistor, US symbol |
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| R85 | 13.7 k | Resistor, US symbol |
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| R134 | 4.75 k | OSEL: VOUT = 3.3 V |
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| R135 | 6.65 k | VCHG: 2.5 V termination |
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| R136 | 22.1 k | ICHG: 100 mA |
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| R138 | 1 M |
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| S1 | JS202011JCQN |
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| SW2,SW3 | R-667995 | Push button switch, generic, two pins |
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| Y1,Y3 | ABS07-32.768KHZ-T |
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| Y2,Y4 | ECS-400-10-37B2-CKY-TR |
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