# YDLIDAR GS5 Solid-State Line Lidar

> YDLIDAR GS5 is a solid-state linear-array triangulation lidar for robot obstacle avoidance: 70–1000 mm at 80 % reflectivity over a ≥ 80° line (DFRobot: 85°), 0.54° resolution, 7.5–28 Hz, objects down to 6 mm. 3.3 V, 200 mA; 921600 bps UART on ZH1.5-4P; 850 nm Class I; 48.45 × 24.95 mm, 4 × Ø1.8 mm holes.

- Manufacturer: YDLIDAR (Shenzhen EAI Technology)
- Part number: GS5
- Category: Lidar & ToF range sensors
- Canonical page: https://www.xirkit.io/products/ydlidar-gs5-solid-state-line-lidar-dfbd
- Pinout: https://www.xirkit.io/products/ydlidar-gs5-solid-state-line-lidar-dfbd/pinout
- Structured JSON: https://www.xirkit.io/products/ydlidar-gs5-solid-state-line-lidar-dfbd/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Lidar type | multi-zone |
| Ranging method | triangulation |
| Min range | 0.07 m |
| Max range | 1 m |
| Max range rated at reflectivity | 80 % |
| Accuracy detail | ≤ 5 % (200–600 mm), ≤ 8 % (600–1000 mm); 70–200 mm row prints "10" without a unit |
| Scan frequency | 28 Hz |
| Angular resolution | 0.54 ° |
| Horizontal field of view | 80 ° |
| Wavelength | 850 nm |
| Laser safety class | Class I (21 CFR 1040.10 / 1040.11, IEC 60825-1) |
| Interface | UART |
| Ambient light rating | 25 klux |
| Weight | 11 g |
| Supply voltage | 3.2–3.4 V |
| Dimensions | 48.45 × 24.95 × 13.5 mm |
| Operating temperature | -10 to 50 °C |

## Pinout (4 pins, 0 with electrical limits)

| Pin | Position | Kind | Chip pad | Functions | VIH | VIL | VOH | VOL | IOH | IOL | 5 V tolerant |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| VCC | ZH1.5-4P | power in | — | power_in | — | — | — | — | — | — | — |
| TX | ZH1.5-4P | uart tx | — | tx | — | — | — | — | — | — | — |
| Rx | ZH1.5-4P | uart rx | — | rx | — | — | — | — | — | — | — |
| GND | ZH1.5-4P | ground | — | ground | — | — | — | — | — | — | — |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| www.dfrobot.com | 50 USD | in_stock | 2026-10-18 | https://www.dfrobot.com/product-2940.html |

## FAQ

**What voltage powers the YDLIDAR GS5 Solid-State Line Lidar?**

Supply range 3.2–3.4 V.

**How much does the YDLIDAR GS5 Solid-State Line Lidar cost?**

From $50 at www.dfrobot.com. Prices are observed unit prices before tax and shipping.

**What are the YDLIDAR GS5 Solid-State Line Lidar dimensions?**

48.45 × 24.95 × 13.5 mm. A STEP model is available for enclosure fit checks.

**Where does this YDLIDAR GS5 Solid-State Line Lidar data come from?**

Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [YDLIDAR GS5 Solid-State Line Lidar datasheet](https://cdn.shopify.com/s/files/1/0673/6848/5000/files/YDLIDAR_GS5_Datasheet.pdf)
- [www.dfrobot.com listing](https://www.dfrobot.com/product-2940.html)

## Part graph

### Variants

- [YDLIDAR GS2 Solid-State Line Lidar](https://www.xirkit.io/products/ydlidar-gs2-solid-state-line-lidar-1631) — Same YDLIDAR GS-series solid-state linear-array triangulation module (3.3 V UART on ZH1.5-4P, 7.5–28 Hz); GS2 is the 25–300 mm / 100° edge sensor, GS5 the 70–1000 mm / ≥80° obstacle sensor