component
NCP303LSN09T1G
Public Made by Adomby adom
onsemi Monitors & Reset Circuits, TSOP-5. Pinout reviewed by a person 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
markdownNCP303LSN09T1G
onsemi · Monitors & Reset Circuits · TSOP-5
NCP303LSN09T1G from onsemi, in a TSOP-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 Output | tri_state | Active-low open-drain reset output with 0.5 mA sink current at 0.05 V |
| 2 | Input | power_in | Power supply input voltage with operating range 0.8 V to 10 V |
| 3 | GND | power_in | Ground reference |
| 4 | NC | unconnected | No connection |
| 5 | CD | passive | Delay capacitor pin with 1.0 MΩ internal pullup resistor and 0.67 V typical threshold voltage |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | TSOP-5 |
| Category | Power Supply Chip |
| Pins | 5 |
CAD (KiCad official)
- Symbol:
NCP303LSN09T1G - Footprint:
Package_SO:TSOP-5_1.65x3.05mm_P0.95mm - 3D model: TSOP-5 (KiCad packages3D, STEP)
- 3D model files:
ncp303lsn09t1g-etched.step/ncp303lsn09t1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ncp303lsn09t1g.step/ncp303lsn09t1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (26 pp, sha256
949200136adf6e7d, retrieved 2026-09-29, tier: lcsc) - Extractor:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).