# VT1H221M1010

**ROQANG** · Aluminum Electrolytic Capacitors - SMD · CP_Elec_10x10

VT1H221M1010 from ROQANG, in a CP_Elec_10x10. 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 | + | passive | Positive terminal (pad 1 of the CP_ footprint; symbol and 3D mark the + end). |
| 2 | - | passive | Negative terminal. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ROQANG |
| Package | CP_Elec_10x10 |
| Category | Capacitors |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature (lower limit, 50V in 6.3-100V group) |  | -55 |  |  | ℃ | Rated voltage range 6.3-100V | 1 |
| Operating temperature (upper limit, 50V in 6.3-100V group) |  |  |  | 105 | ℃ | Rated voltage range 6.3-100V | 1 |
| Capacitance tolerance | C | -20 |  | 20 | % | 120Hz, 20℃; code M = ±20% | 3 |
| Dissipation factor (tan δ) | tanδ |  |  | 0.14 |  | 120Hz, 20℃; 50V, Φ4~10 row | 1 |
| Impedance ratio Z(-25℃)/Z(+20℃) | Z(-25C)/Z(+20C) |  |  | 2 |  | 120Hz; ΦD<12.5, 50V column | 1 |
| Impedance ratio Z(-40℃)/Z(+20℃) | Z(-40C)/Z(+20C) |  |  | 3 |  | 120Hz; ΦD<12.5, 50V column | 1 |
| Guaranteed life (endurance) |  | 2000 |  |  | h | 105℃, rated voltage applied | 1 |
| Guaranteed life (high-temperature no-load) |  | 1000 |  |  | h | 105℃, no load | 1 |
| Dissipation factor after endurance (relative to initial spec) | tanδ |  |  | 200 | % | 105℃, 2000 h; ΦD≥8mm | 1 |
| Capacitance change after soldering heat test | ΔC | -10 |  | 10 | % | 250℃ hot plate 30 s, recovered at room temperature | 1 |
| Rated DC working voltage (code 1H) | V |  | 50 |  | V |  | 3 |
| Rated capacitance (code 221) | C |  | 220 |  | µF |  | 3 |
| Preheat time from 150℃ to 180℃ |  |  |  | 120 | s | Lead-free reflow, preheat 150℃ to 180℃ | 5 |
| Peak temperature on capacitor top (Tp) | Tp |  |  | 235 | ℃ | Lead-free reflow; size row 8/10 13.5L, thickness 2.5 mm; printed 235±0 | 5 |
| Time at 217℃ on capacitor top (tL) | tL |  |  | 40 | s | Lead-free reflow; size row 8/10 13.5L | 5 |
| Time at 230℃ on capacitor top (td) | td |  |  | 10 | s | Lead-free reflow; size row 8/10 13.5L | 5 |
| Time within 5℃ of actual peak temperature (tp) | tp |  |  | 5 | s | Lead-free reflow; size row 8/10 13.5L | 5 |

## CAD (KiCad official)

- Symbol: `VT1H221M1010`
- Footprint: `Capacitor_SMD:CP_Elec_10x10`
- 3D model: CP_Elec_10x10 (KiCad packages3D, STEP)
- 3D model files: `vt1h221m1010-etched.step` / `vt1h221m1010-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `vt1h221m1010.step` / `vt1h221m1010.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ROQANG datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756925729319993344) (5 pp, sha256 `785e746e22d6937c`, retrieved 2026-11-06, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **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/vt1h221m1010-datasheet.pdf)