component
TPS3840DL19DBVR
Public Made by Adomby adom
Texas Instruments Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+42@@ -0,0 +1,42 @@+# TPS3840DL19DBVR++**Texas Instruments** · Supervisor And Reset ICs · SOT-23-5++TPS3840DL19DBVR from Texas Instruments, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | RESET | tri_state | Low-level active open-drain output asserted when MR pin pulled to logic low (≤600mV) or VDD drops below 1.9V threshold, released to high impedance after reset delay time when VDD rises above 2.0V and MR is floating or pulled high (≥0.7×VDD). |+| 2 | VDD | power_in | Input power supply voltage monitored by internal comparator; operating range 1.5V to 10V with quiescent current 300nA typical (700nA maximum) from -40°C to 125°C. |+| 3 | GND | power_in | Ground circuit common reference. |+| 4 | MR | input | Manual reset (active-low) input; pull to logic low (≤600mV) with pulse width ≥300ns to assert reset; float or pull high (≥0.7×VDD) to release after reset delay time, with internal 100kΩ pull-up resistor. |+| 5 | CT | passive | Capacitor timing pin for user-programmable reset delay time; connect external capacitor (≤10µF) between this pin and GND to set delay from 50µs (no capacitor) to 6.2 seconds (10µF), or leave floating for 50µs minimum fixed delay. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-23-5 |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `TPS3840DL19DBVR`+- Footprint: `Package_TO_SOT_SMD:SOT-23-5`+- 3D model: SOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `tps3840dl19dbvr-etched.step` / `tps3840dl19dbvr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps3840dl19dbvr.step` / `tps3840dl19dbvr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tps3840) (50 pp, sha256 `f1b5f7713745f4db`, retrieved 2026-09-26, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tps3840dl19dbvr-datasheet.pdf)
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