# HL-PST-1608S9AC-04

**HONGLITRONIC Hongli Zhihui HONGLITRONIC** · LED Indication - Discrete · 0603

HL-PST-1608S9AC-04 from HONGLITRONIC Hongli Zhihui HONGLITRONIC, in a 0603. 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.


::adom-states{src="/adom/hl-pst-1608s9ac-04/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Terminal 1 of the LED, shown on the left of the package drawing and as the diode-symbol anode side, with forward current up to 20 mA (IF) and peak forward current 140 mA (IFP). |
| 2 | 2 | passive | Terminal 2 of the LED, shown on the right of the package drawing near the polarity mark and as the diode-symbol cathode side, with reverse voltage limited to 5 V (VR). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HONGLITRONIC Hongli Zhihui HONGLITRONIC |
| Package | 0603 |
| Category | Optoelectronics |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Forward Voltage | VF | 1.7 |  | 2.3 | V | IF=10mA | 3 |
| Reverse Current | IR |  |  | 10 | μA | VR = 5V | 3 |
| Dominate Wavelength | λd | 626 |  | 636 | nm | IF=10mA | 3 |
| Luminous intensity (mcd) |  | 50 | 90 |  | mcd | 光强@ 10mA | 3 |
| Power Dissipation | Pd |  |  | 46 | mW |  | 3 |
| Forward Current | IF |  |  | 20 | mA |  | 3 |
| Peak Forward Current | IFP |  |  | 140 | mA | 1/10 duty cycle, 0.1ms pulse width | 3 |
| Reverse Voltage | VR |  |  | 5 | V |  | 3 |
| Electrostatic Discharge (HBM) | ESD |  |  | 2000 | V |  | 3 |
| Operating Temperature | Topr | -40 |  | 85 | ℃ |  | 3 |
| Storage Temperature | Tstg | -40 |  | 100 | ℃ |  | 3 |

## CAD (KiCad official)

- Symbol: `HL-PST-1608S9AC-04`
- Footprint: `LED_SMD:LED_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `hl-pst-1608s9ac-04-etched.step` / `hl-pst-1608s9ac-04-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hl-pst-1608s9ac-04.step` / `hl-pst-1608s9ac-04.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [HONGLITRONIC Hongli Zhihui HONGLITRONIC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588936545151143936) (7 pp, sha256 `a350260255fe1eff`, retrieved 2026-10-17, 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`, 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/hl-pst-1608s9ac-04-datasheet.pdf)