# GRM155D81A475ME15J

**MURATA ELECTRONICS** · Global Sourcing Parts · 0402

GRM155D81A475ME15J from MURATA ELECTRONICS, in a 0402. 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 | Terminal 1 of an unpolarised capacitor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised capacitor; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | MURATA ELECTRONICS |
| Package | 0402 |
| Category | Global Sourcing Parts |
| 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 |
|---|---|---|---|---|---|---|---|
| Capacitance tolerance (code M) |  | -20 |  | 20 | % |  | 1 |
| Capacitance change over temperature (X6T) |  | -33 |  | 22 | % | Temp. range -55 to 105℃, ref. temp. 25℃ | 1 |
| Rated voltage (DC) |  |  |  | 10 | V | DC; maximum voltage that may be applied continuously | 1 |
| Dissipation factor (D.F.) | DF |  |  | 0.1 |  | Room temperature; 1.0±0.1 kHz; 1.0±0.2 Vrms | 2 |
| Insulation resistance (I.R.) | IR | 50 |  |  | Ω・F | Room temperature; rated voltage; charging 1 min; charge/discharge current 50 mA max. | 2 |
| Capacitance change, temperature sudden change |  | -7.5 |  | 7.5 | % | Temperature cycling, 5 cycles | 3 |
| Capacitance change, resistance to soldering heat |  | -15 |  | 15 | % | Solder bath method; Sn-3.0Ag-0.5Cu solder | 3 |
| Capacitance change, substrate bending |  | -10 |  | 10 | % | Flexure 1 mm; holding time 5±1 s | 3 |
| Capacitance change, durability |  | -12.5 |  | 12.5 | % | Max. operating temp. ±3℃; 1000±12 h; test voltage 150% of rated voltage | 4 |
| Dissipation factor (D.F.), durability | DF |  |  | 0.2 |  | At room temperature, after heat treatment | 4 |
| Insulation resistance (I.R.), durability | IR | 25 |  |  | Ω・F | Test voltage rated voltage; charge/discharge current 50 mA max. | 4 |
| Capacitance change, high temperature high humidity |  | -12.5 |  | 12.5 | % | 40±2℃; 90%RH to 95%RH; 500±12 h | 4 |
| Dissipation factor (D.F.), high temperature high humidity | DF |  |  | 0.2 |  | At room temperature, after heat treatment | 4 |
| Insulation resistance (I.R.), high temperature high humidity | IR | 12.5 |  |  | Ω・F | 40±2℃; 90%RH to 95%RH; 500±12 h | 4 |
| Operating temperature range |  | -55 |  | 105 | ℃ | Operating temp. range (rated value) | 1 |
| Nominal capacitance | C |  | 4.7 |  | uF | Measured at 1.0±0.1 kHz, 1.0±0.2 Vrms, room temperature | 1 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | tin | I.R. Within the specified initial value. Kind of Solder Sn-3.0Ag-0.5Cu(Lead Free Solder) Voltage proof | 3 |

## CAD (KiCad official)

- Symbol: `GRM155D81A475ME15J`
- Footprint: `Capacitor_SMD:C_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [MURATA ELECTRONICS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590902652081823744) (31 pp, sha256 `e3e1bff883c3ccb3`, retrieved 2026-10-17, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/grm155d81a475me15j-datasheet.pdf)