component
PJ73AL36SQ
Public Made by Adomby adom
PJSEMI Linear Voltage Regulators (LDO), SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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PJ73AL36SQ
PJSEMI · Linear Voltage Regulators (LDO) · SOT-89
PJ73AL36SQ from PJSEMI, in a SOT-89. 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 | GND | power_in | Ground reference for the regulator. |
| 2 | VIN | power_in | Input supply, rated up to 20V in operation (absolute maximum -0.3 to +22V). |
| 3 | VOUT | power_out | Regulated 3.6V output (±2%) delivering at least 300mA, with 400mA typical short-circuit current. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PJSEMI |
| Package | SOT-89 |
| Category | Power Management ICs |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage | VOUT | 3.528 | 3.6 | 3.672 | V | VIN=VOUT+2.0V, IOUT=10mA | 5 |
| Output current | IOUT | 300 | mA | VIN=VOUT+2.0V | 5 | ||
| Load regulation | ΔVOUT | 37 | 100 | mV | VIN=VOUT+2.0V, 1mA≤IOUT≤300mA | 5 | |
| Voltage drop | VDIF | 180 | 300 | mV | IOUT=100mA, ΔVOUT=2% | 5 | |
| Quiescent Current | IQ | 1.5 | 3 | μA | No Load | 5 | |
| Line regulation | ΔVOUT / VOUT×ΔVIN | 0.2 | %/V | VOUT+1.0V≤VIN≤20V, IOUT=1mA | 5 | ||
| Input voltage | VIN | 20 | V | 5 | |||
| Supply voltage | VIN | -0.3 | 22 | V | Absolute maximum rating | 2 | |
| Storage temperature range | -50 | 125 | ℃ | 2 | |||
| Operating temperature range | -40 | 85 | ℃ | 2 | |||
| Temperature coefficient | ΔVOUT /VOUT×ΔTA | 100 | ppm/℃ | VIN=VOUT+2.0V, IOUT=10mA, -40℃≤TA≤85℃ | 5 | ||
| Short current | IShort | 400 | mA | VOUT=0V | 5 | ||
| Junction-to-ambient thermal resistance | RθJA | 200 | ℃/W | 2 | |||
| Power consumption | PD | 500 | mW | 2 |
CAD (KiCad official)
- Symbol:
PJ73AL36SQ - Footprint:
Package_TO_SOT_SMD:SOT-89-3 - 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files:
pj73al36sq-etched.step/pj73al36sq-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);pj73al36sq.step/pj73al36sq.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PJSEMI datasheet (11 pp, sha256
388f524a241cfd82, retrieved 2026-11-05, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).
# PJ73AL36SQ
**PJSEMI** · Linear Voltage Regulators (LDO) · SOT-89
PJ73AL36SQ from PJSEMI, in a SOT-89. 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 | GND | power_in | Ground reference for the regulator. |
| 2 | VIN | power_in | Input supply, rated up to 20V in operation (absolute maximum -0.3 to +22V). |
| 3 | VOUT | power_out | Regulated 3.6V output (±2%) delivering at least 300mA, with 400mA typical short-circuit current. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PJSEMI |
| Package | SOT-89 |
| Category | Power Management ICs |
| Pins | 3 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage | VOUT | 3.528 | 3.6 | 3.672 | V | VIN=VOUT+2.0V, IOUT=10mA | 5 |
| Output current | IOUT | 300 | | | mA | VIN=VOUT+2.0V | 5 |
| Load regulation | ΔVOUT | | 37 | 100 | mV | VIN=VOUT+2.0V, 1mA≤IOUT≤300mA | 5 |
| Voltage drop | VDIF | | 180 | 300 | mV | IOUT=100mA, ΔVOUT=2% | 5 |
| Quiescent Current | IQ | | 1.5 | 3 | μA | No Load | 5 |
| Line regulation | ΔVOUT / VOUT×ΔVIN | | | 0.2 | %/V | VOUT+1.0V≤VIN≤20V, IOUT=1mA | 5 |
| Input voltage | VIN | | | 20 | V | | 5 |
| Supply voltage | VIN | -0.3 | | 22 | V | Absolute maximum rating | 2 |
| Storage temperature range | | -50 | | 125 | ℃ | | 2 |
| Operating temperature range | | -40 | | 85 | ℃ | | 2 |
| Temperature coefficient | ΔVOUT /VOUT×ΔTA | | 100 | | ppm/℃ | VIN=VOUT+2.0V, IOUT=10mA, -40℃≤TA≤85℃ | 5 |
| Short current | IShort | | 400 | | mA | VOUT=0V | 5 |
| Junction-to-ambient thermal resistance | RθJA | | 200 | | ℃/W | | 2 |
| Power consumption | PD | | 500 | | mW | | 2 |
## CAD (KiCad official)
- Symbol: `PJ73AL36SQ`
- Footprint: `Package_TO_SOT_SMD:SOT-89-3`
- 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files: `pj73al36sq-etched.step` / `pj73al36sq-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pj73al36sq.step` / `pj73al36sq.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [PJSEMI datasheet](docs/pj73al36sq-datasheet.pdf) (11 pp, sha256 `388f524a241cfd82`, retrieved 2026-11-05, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/pj73al36sq-datasheet.pdf)