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{
"schema_version": 1,
"slug": "walsin-1812b-series",
"type": "component",
"kind": "group",
"version": "0.1.0",
"title": "Walsin 1812B Series",
"brief": "24 Walsin 1812B MLCCs.",
"readme": "# Walsin 1812B Series\n\n**24 MLCCs.**\n\n- Datasheets: each row links the document that applies to that part (LCSC mirror: 19, General Purpose: 4; no document for 1).\n\n- Packages: 1812 (24)\n\n## Members\n\n| MPN | Capacitance | Dielectric | Voltage | Tol | Class | Datasheet | Stock |\n|---|---|---|---|---|---|---|---|\n| `1812B102K202CT` | 1nF | X7R | 2kV | ±10% | [1nF 1812](/adom/1n-1812-capacitors) | [LCSC mirror](https://www.lcsc.com/datasheet/lcsc_datasheet_2304231850_Walsin-Tech-Corp-1812B102K202CT_C304032.pdf) (lcsc) | 24,385 |\n| `1812B102K302CT` | 1nF | X7R | 3kV | ±10% | [1nF 1812](/adom/1n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2111171830_Walsin-Tech-Corp-1812B102K302CT_C2918565.pdf) (lcsc) | 759 |\n| `1812B102K102CT` | 1nF | X7R | 1kV | ±10% | [1nF 1812](/adom/1n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181241_Walsin-Tech-Corp-1812B102K102CT_C3830348.pdf) (lcsc) | 698 |\n| `1812B152K202CT` | 1.5nF | X7R | 2kV | ±10% | [1.5nF 1812](/adom/1-5n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181529_Walsin-Tech-Corp-1812B152K202CT_C3876303.pdf) (lcsc) | 937 |\n| `1812B332K302CT` | 3.3nF | X7R | 3kV | ±10% | [3.3nF 1812](/adom/3-3n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181530_Walsin-Tech-Corp-1812B332K302CT_C3877002.pdf) (lcsc) | 498 |\n| `1812B332K202CT` | 3.3nF | X7R | 2kV | ±10% | [3.3nF 1812](/adom/3-3n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181601_Walsin-Tech-Corp-1812B332K202CT_C3887002.pdf) (lcsc) | 36 |\n| `1812B472K202CT` | 4.7nF | X7R | 2kV | ±10% | [4.7nF 1812](/adom/4-7n-1812-capacitors) | [LCSC mirror](https://www.lcsc.com/datasheet/lcsc_datasheet_2304231850_Walsin-Tech-Corp-1812B472K202CT_C304036.pdf) (lcsc) | 1,026 |\n| `1812B472K102CT` | 4.7nF | X7R | 1kV | ±10% | [4.7nF 1812](/adom/4-7n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Walsin-Tech-Corp-1812B472K102CT_C880854.pdf) (lcsc) | 10 |\n| `1812B103K631CT` | 10nF | X7R | 630V | ±10% | [10nF 1812](/adom/10n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304231850_Walsin-Tech-Corp-1812B103K631CT_C304033.pdf) (lcsc) | 1,779 |\n| `1812B103K102CT` | 10nF | X7R | 1kV | ±10% | [10nF 1812](/adom/10n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181523_Walsin-Tech-Corp-1812B103K102CT_C3836561.pdf) (lcsc) | 22 |\n| `1812B103K202CT` | 10nF | X7R | 2kV | ±10% | [10nF 1812](/adom/10n-1812-capacitors) | — | 18 |\n| `1812B473K631CT` | 47nF | X7R | 630V | ±10% | [47nF 1812](/adom/47n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181637_Walsin-Tech-Corp-1812B473K631CT_C3859214.pdf) (lcsc) | 320 |\n| `1812B473K102CT` | 47nF | X7R | 1kV | ±10% | [47nF 1812](/adom/47n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181539_Walsin-Tech-Corp-1812B473K102CT_C3880049.pdf) (lcsc) | 56 |\n| `1812B104K631CT` | 100nF | X7R | 630V | ±10% | [100nF 1812](/adom/100n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304231850_Walsin-Tech-Corp-1812B104K631CT_C304034.pdf) (lcsc) | 693 |\n| `1812B104K501CT` | 100nF | X7R | 500V | ±10% | [100nF 1812](/adom/100n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Walsin-Tech-Corp-1812B104K501CT_C396818.pdf) (lcsc) | 495 |\n| `1812B104K101CT` | 100nF | X7R | 100V | ±10% | [100nF 1812](/adom/100n-1812-capacitors) | [General Purpose](https://www.passivecomponent.com/wp-content/uploads/datasheet/WTC_MLCC_General_Purpose.pdf) (mfr) | 138 |\n| `1812B104K251CT` | 100nF | X7R | 250V | ±10% | [100nF 1812](/adom/100n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181553_Walsin-Tech-Corp-1812B104K251CT_C3846693.pdf) (lcsc) | 19 |\n| `1812B224K501CT` | 220nF | X7R | 500V | ±10% | [220nF 1812](/adom/220n-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401181704_Walsin-Tech-Corp-1812B224K501CT_C3867871.pdf) (lcsc) | 92 |\n| `1812B394K251CT` | 390nF | X7R | 250V | ±10% | — | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Walsin-Tech-Corp-1812B394K251CT_C384708.pdf) (lcsc) | 241 |\n| `1812B474K251CT` | 470nF | X7R | 250V | ±10% | [470nF 1812](/adom/470n-1812-capacitors) | [LCSC mirror](https://www.lcsc.com/datasheet/lcsc_datasheet_2304140030_Walsin-Tech-Corp-1812B474K251CT_C152994.pdf) (lcsc) | 963 |\n| `1812B684K101CT` | 680nF | X7R | 100V | ±10% | — | [General Purpose](https://www.passivecomponent.com/wp-content/uploads/datasheet/WTC_MLCC_General_Purpose.pdf) (mfr) | 5 |\n| `1812B105K251CT` | 1uF | X7R | 250V | ±10% | [1uF 1812](/adom/1u-1812-capacitors) | [LCSC mirror](https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Walsin-Tech-Corp-1812B105K251CT_C880758.pdf) (lcsc) | 1,045 |\n| `1812B105K101CT` | 1uF | X7R | 100V | ±10% | [1uF 1812](/adom/1u-1812-capacitors) | [General Purpose](https://www.passivecomponent.com/wp-content/uploads/datasheet/WTC_MLCC_General_Purpose.pdf) (mfr) | 941 |\n| `1812B225K101CT` | 2.2uF | X7R | 100V | ±10% | — | [General Purpose](https://www.passivecomponent.com/wp-content/uploads/datasheet/WTC_MLCC_General_Purpose.pdf) (mfr) | 16 |",
"tags": [
"passives-2026-10",
"tier:series",
"family:capacitor",
"mfr:walsin"
],
"because": "SERIES group page for 24 MLCCs from Walsin. Under the passives architecture (ray/passives-architecture) no MPN gets its own page; they are rows here. Class and CAD pages are shared across manufacturers; MPNs with their own single-part page are linked, not duplicated.",
"hero": {
"type": "billboard",
"headline": "Walsin 1812B Series",
"subhead": "All 24 1812B MLCCs with datasheets and shared CAD."
},
"component": {
"mpn": "WALSIN-1812B-SERIES",
"manufacturer": "",
"package": "",
"pin_count": null,
"category": "",
"subcategory": "",
"body_size": null,
"parts": {},
"distributor_links": {},
"group": {
"tier": "series",
"member_count": 24,
"members": [
"1812B102K102CT",
"1812B102K202CT",
"1812B102K302CT",
"1812B103K102CT",
"1812B103K202CT",
"1812B103K631CT",
"1812B104K101CT",
"1812B104K251CT",
"1812B104K501CT",
"1812B104K631CT",
"1812B105K101CT",
"1812B105K251CT",
"1812B152K202CT",
"1812B224K501CT",
"1812B225K101CT",
"1812B332K202CT",
"1812B332K302CT",
"1812B394K251CT",
"1812B472K102CT",
"1812B472K202CT",
"1812B473K102CT",
"1812B473K631CT",
"1812B474K251CT",
"1812B684K101CT"
]
}
},
"author": {
"name": "Ray",
"email": "[email protected]"
},
"license": "proprietary",
"visibility": {
"public": true
},
"sample_prompts": [],
"discovery_triggers": [],
"discovery_pitch": null,
"metadata": {},
"created_at": "2026-10-20T15:48:40.350Z",
"updated_at": "2026-10-20T15:48:40.350Z",
"org": "adom"
}