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LM2653MTC-ADJ
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Texas Instruments DC-DC Converters, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# LM2653MTC-ADJ++**Texas Instruments** · DC-DC Converters · TSSOP-16++LM2653MTC-ADJ from Texas Instruments, in a TSSOP-16. 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 | SW | output | Switched-node connection, connected to the source of the internal high-side MOSFET. |+| 2 | SW | output | Switched-node connection, connected to the source of the internal high-side MOSFET. |+| 3 | VIN | power_in | Main power supply input, connected to the drain of the high-side MOSFET; operating supply range is 4V to 14V with absolute maximum input voltage of 15V. |+| 4 | VIN | power_in | Main power supply input, connected to the drain of the high-side MOSFET; operating supply range is 4V to 14V with absolute maximum input voltage of 15V. |+| 5 | VIN | power_in | Main power supply input, connected to the drain of the high-side MOSFET; operating supply range is 4V to 14V with absolute maximum input voltage of 15V. |+| 6 | VCB | passive | Bootstrap capacitor connection for high-side gate drive; a 0.1 µF ceramic capacitor is recommended, with a typical voltage of 6.7V across it. |+| 7 | AVIN | power_in | Input voltage for the control and driver circuits; operating supply range is 4V to 14V. |+| 8 | SD(SS) | input | Shutdown and soft-start control; pulling this pin below 0.3V shuts off the regulator, and it must not be driven by an external source. |+| 9 | FB | input | Output voltage feedback input connected to the output voltage; feedback pin voltage is limited to −0.4V to 5V. |+| 10 | COMP | passive | Compensation network connection, connected to the output of the voltage error amplifier. |+| 11 | PGOOD | output | Output voltage monitor that goes low if the output exceeds 110% or falls below 80% of its nominal value; pin voltage absolute maximum is 15V. |+| 12 | LDELAY | passive | Capacitor to ground sets the delay from the output reaching 80% of nominal to enabling undervoltage latch protection and taking PGOOD low; tying this pin to ground disables the undervoltage protection. |+| 13 | AGND | power_in | Low-noise analog ground. |+| 14 | PGND | power_in | Power ground. |+| 15 | PGND | power_in | Power ground. |+| 16 | PGND | power_in | Power ground. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-16 |+| Category | Power Management (PMIC) |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `LM2653MTC-ADJ`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16 (KiCad packages3D, STEP)+- 3D model files: `lm2653mtc-adj-etched.step` / `lm2653mtc-adj-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2653mtc-adj.step` / `lm2653mtc-adj.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/lm2653) (23 pp, sha256 `050b2dbbc52c0b78`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (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/lm2653mtc-adj-datasheet.pdf)
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Each pin ; The datasheet does not state the output type of SW or PGOOD (e.g. push-pull vs open-drain) or the ER; Package and orderable match: the MPN LM2653MTC-ADJ is listed in the package addendum as a 16-pin TSS"+ ],+ "pages_sent": 23,+ "cost_usd": 0.0917,+ "at": "2026-10-08T20:45:48"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm2653",+ "pages": 23,+ "sha256": "050b2dbbc52c0b78",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "lm2653mtc-adj.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm2653mtc-adj-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "2186f6e6462a3a7064f7f72227106d4055d10a154c92d28f53b99954fa41af98",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}