# RL0603E005M200K

**RUILON Shenzhen Ruilongyuan Elec** · Varistors · 0603

RL0603E005M200K from RUILON Shenzhen Ruilongyuan Elec, 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.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Electrode terminal (L2) of the two-terminal bidirectional ESD varistor, connected to the protected signal line; rated 5 VDC working voltage, 1 uA max leakage, 2 pF at 1MHz. |
| 2 | 2 | passive | Electrode terminal (L3) of the two-terminal bidirectional ESD varistor, connected to ground or the return side; rated 5 VDC working voltage, 25 V clamping voltage. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | RUILON Shenzhen Ruilongyuan Elec |
| Package | 0603 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Max. operating (working) voltage |  |  |  | 5 | V | Working voltage VDC column for RL0603E005M200K | 3 |
| Operation range |  | -55 |  | 85 | °C | Operation range | 4 |
| Leakage current |  |  |  | 1 | uA | Applied voltage: specified working voltage | 3 |
| Null capacitance error (tolerance) |  | -20 |  | 20 | % | Null capacitance error | 2 |
| Leakage current after reflow soldering |  |  |  | 10 | uA | After reflow soldering (max 260±5°C, min 10 sec) | 4 |
| Leakage current after humidity load test |  |  |  | 10 | uA | Test temp 85±5°C, 85±5% RH | 4 |
| Leakage current after thermal shock |  |  |  | 10 | uA | Step 1: -40±5°C, Step 2: 85±5°C, 30 min±3 min per step, 5 cycles | 4 |
| Leakage current after high temperature test |  |  |  | 10 | uA | 85±5°C, 1000±24 hrs | 4 |
| Capacitance |  |  | 2 |  | pF | @1MHz, 1.0Vrms | 3 |
| Trigger voltage |  |  | 50 |  | V |  | 3 |
| Clamping voltage |  |  | 25 |  | V |  | 3 |

## CAD (KiCad official)

- Symbol: `RL0603E005M200K`
- Footprint: `Resistor_SMD:R_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `rl0603e005m200k-etched.step` / `rl0603e005m200k-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `rl0603e005m200k.step` / `rl0603e005m200k.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [RUILON Shenzhen Ruilongyuan Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586172529522454528) (6 pp, sha256 `a3c29cff2c9e6cc1`, retrieved 2026-10-17, 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/rl0603e005m200k-datasheet.pdf)