component
RL0603A330K
Public Made by Adomby adom
RUILON Shenzhen Ruilongyuan Elec Varistors, 0603. Pinout cross-checked by two models 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
markdownRL0603A330K
RUILON Shenzhen Ruilongyuan Elec · Varistors · 0603
RL0603A330K 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 | Bidirectional, symmetrical varistor terminal (interchangeable with the other terminal) with 31.2~39 V varistor voltage at 1 mA, 20 VAC / 26 VDC maximum allowable voltage and 85 V maximum clamping at 8/20 µs. |
| 2 | 2 | passive | Bidirectional, symmetrical varistor terminal (interchangeable with the other terminal) with 31.2~39 V varistor voltage at 1 mA, 20 VAC / 26 VDC maximum allowable voltage and 30 A withstanding surge current at 8/20 µs. |
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 |
|---|---|---|---|---|---|---|---|
| Varistor voltage V1mA (RL0603A330K: 31.2~39 V) | V1mA | 31.2 | 39 | V | 2 | ||
| Varistor voltage tolerance (part-number code K) | -10 | 10 | % | Varistor voltage tolerance code K (K: ±10%) | 1 | ||
| Max. Allowable Voltage AC | 20 | V | 2 | ||||
| Max. Allowable Voltage VDC | VDC | 26 | V | 2 | |||
| Max. Energy (10/1000μs) | 0.1 | J | 10/1000μs | 2 | |||
| Max. peak current (8/20μs) column IP | IP | 1 | A | 8/20μs | 2 | ||
| Max. Clamping Voltage (8/20μs) | VC | 85 | V | 8/20μs | 2 | ||
| Withstanding Surge Current (8/20μs) | I | 30 | A | 8/20μs | 2 | ||
| Bias Humidity: change of varistor voltage | -10 | 10 | % | 90%RH, 40ºC, Working Voltage, 1000 hrs | 2 | ||
| Thermal Shock: change of varistor voltage | -10 | 10 | % | -40ºC to 85ºC, 30min cycle, 5 cycles | 2 | ||
| Full Load Voltage: change of varistor voltage | -10 | 10 | % | Working Voltage, 85ºC, 1000 hrs | 2 | ||
| Operating temperature range | -55 | 125 | ℃ | 1 | |||
| Operating voltage | 3.3 | 33 | V | Stated for the series in Features; this variant's max VDC is 26 V | 1 | ||
| Response time | 1 | ns | <1ns | 2 | |||
| Storage temperature | 5 | 40 | ºC | Storage (General Technical Data) | 2 | ||
| Storage relative humidity | 65 | % | Storage | 2 | |||
| Storage time | 12 | months | Storage, 12 Months max | 2 | |||
| Reflow Temperature Max (Ts) | TS(max) | 200 | °C | Pb-free assembly, preheat | 3 | ||
| Reflow Temperature Min (Ts) | TS(min) | 150 | °C | Pb-free assembly, preheat | 3 | ||
| Preheat time (ts) | ts | 60 | 180 | s | Pb-free assembly, Ts(min) to Ts(max) | 3 | |
| Time above liquidus (tL) | tL | 60 | 150 | s | Pb-free assembly | 3 | |
| Time within 5°C of peak (tp) | tp | 20 | 40 | s | Pb-free assembly | 3 | |
| Ramp-up rate (25°C to peak) | 3 | °C/s | Pb-free assembly, to liquidus | 3 | |||
| Ramp-down rate | 6 | °C/s | Pb-free assembly | 3 | |||
| Time 25°C to peak temperature | 8 | min | Pb-free assembly | 3 | |||
| Soldering gun tip temperature | 280 | °C | Soldering gun under 30W, contact period within 3 seconds | 3 | |||
| Peak temperature (TP) | TP | 260 | °C | Pb-free assembly, printed as 260 +0/-5°C | 3 | ||
| Liquidus temperature (TL) | TL | 217 | °C | Pb-free assembly | 3 |
CAD (KiCad official)
- Symbol:
RL0603A330K - Footprint:
Resistor_SMD:R_0603_1608Metric - 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files:
rl0603a330k-etched.step/rl0603a330k-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);rl0603a330k.step/rl0603a330k.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: RUILON Shenzhen Ruilongyuan Elec datasheet (4 pp, sha256
57dffee942a9641e, retrieved 2026-10-19, 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).