component
LMP91300NHZR
Public Made by Adomby adom
Texas Instruments Analog Front End (AFE), WQFN-24(4x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLMP91300NHZR
Texas Instruments · Analog Front End (AFE) · WQFN-24(4x5)
LMP91300NHZR from Texas Instruments, in a WQFN-24(4x5). 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 | P1 | power_in | Connect to ground. |
| 2 | P2 | power_in | Connect to ground. |
| 3 | P3 | power_in | Connect to ground. |
| 4 | P4 | power_in | Connect to ground. |
| 5 | P5 | power_in | Connect to ground. |
| 6 | GND | power_in | Board ground. |
| 7 | LED | output | LED driver output; Absolute Maximum Ratings limit this terminal to (V+) + 0.3 V. |
| 8 | V+/EXT E | power_in | Chip V+ supply and external transistor emitter; Absolute Maximum Ratings limit this terminal to 6 V. |
| 9 | EXT B | passive | External transistor base connection; Absolute Maximum Ratings limit this terminal to 7 V. |
| 10 | SWDRV | output | Drive output for the external transistor switch; Absolute Maximum Ratings limit this terminal to (V+) + 0.3 V. |
| 11 | SENSE- | input | Negative sense input; Absolute Maximum Ratings limit this terminal to (V+) + 0.3 V. |
| 12 | SENSE1+ | input | Positive sense input; Absolute Maximum Ratings limit this terminal to 48 V. |
| 13 | SENSE2+/SWIF RX | input | Positive sense input and single-wire interface receive; Absolute Maximum Ratings limit this terminal to 48 V. |
| 14 | NC | unconnected | No connect. |
| 15 | GND | power_in | Board ground. |
| 16 | NC | unconnected | No connect. |
| 17 | CFB | input | Filter capacitor input whose value is selected based on sensor oscillation frequency; Absolute Maximum Ratings limit this terminal to (V+) + 0.3 V. |
| 18 | CFA | input | Filter capacitor input whose value is selected based on sensor oscillation frequency; Absolute Maximum Ratings limit this terminal to (V+) + 0.3 V. |
| 19 | GND | power_in | Board ground. |
| 20 | INA | input | External LC tank connection; Absolute Maximum Ratings limit the current at this terminal to 8 mA. |
| 21 | INB | input | External LC tank connection; Absolute Maximum Ratings limit the current at this terminal to 8 mA. |
| 22 | TEMP- | power_in | NTC ground; connect to board ground. |
| 23 | TEMP+ | input | Analog temperature sensor input; Absolute Maximum Ratings limit this terminal to 1.6 V. |
| 24 | CBY | output | Bypass capacitor pin (56 nF); Absolute Maximum Ratings limit this terminal to 1.6 V. |
| 25 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | WQFN-24(4x5) |
| Category | Data Acquisition |
| Pins | 25 |
CAD (KiCad official)
- Symbol:
LMP91300NHZR - Footprint:
Package_DFN_QFN:QFN-24-1EP_4x5mm_P0.5mm_EP2.65x3.65mm - 3D model: WQFN-24(4x5) (KiCad packages3D, STEP)
- 3D model files:
lmp91300nhzr-etched.step/lmp91300nhzr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lmp91300nhzr.step/lmp91300nhzr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (44 pp, sha256
512ac142756d4816, retrieved 2026-10-08, 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 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).