# ME6216A50M3G

**MICRONE** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-3

ME6216A50M3G from MICRONE, in a SOT-23-3. 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 | Vss | power_in | Ground pin of the regulator (接地引脚); the datasheet's absolute maximum rating for the Vout pin voltage is Vss-0.3 V to Vout+0.3 V. |
| 2 | Vout | power_out | Regulated voltage output; the absolute maximum Vout pin current is 390 mA and the pin voltage is limited to Vss-0.3 V to Vout+0.3 V. |
| 3 | Vin | power_in | Voltage input pin; the absolute maximum Vin pin voltage is 6.5 V, and the electrical characteristics specify an input voltage of 6 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | MICRONE |
| Package | SOT-23-3 |
| Category | Power Management (PMIC) |
| Pins | 3 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage (VOUT(E), effective) for 5.0V | VOUT(E) | 0.99 |  | 1.01 | X VOUT(T) | IOUT=10mA, VIN=VOUT+1V | 6 |
| Input voltage | Vin |  |  | 6 | V |  | 6 |
| Load regulation | ∆VOUT |  | 8 | 14 | mV | VIN= VOUT +1V, 1mA≤IOUT≤100mA | 6 |
| Dropout voltage (IOUT=100mA) | Vdif1 |  | 90 | 110 | mV | IOUT =100mA | 6 |
| Dropout voltage (IOUT=200mA) | Vdif2 |  | 170 | 200 | mV | IOUT =200mA | 6 |
| Quiescent (supply) current | ISS |  | 7 | 8 | μA | VIN= VOUT +1V | 6 |
| Short-circuit current | Ishort |  | 50 | 70 | dB | Vin= VOUT (T)+1V, VOUT =VSS | 6 |
| Overcurrent protection (current limit) | I limit |  | 550 | 600 | mA | VIN= VOUT +1V | 6 |
| Input voltage pin (absolute maximum) | VIN |  |  | 6.5 | V |  | 4 |
| Vout pin current (absolute maximum) | Iout |  |  | 390 | mA |  | 4 |
| Package power dissipation, SOT23-3 | Pd |  |  | 0.54 | W |  | 4 |
| Operating ambient temperature | TOpr | -40 |  | 85 | ℃ |  | 4 |
| Storage temperature | Tstg | -55 |  | 150 | ℃ |  | 4 |
| Junction temperature range | TJ | -40 |  | 150 | ℃ |  | 4 |
| Maximum output current | IOUT (max) |  | 500 |  | mA | VIN= VOUT +1V | 6 |
| Power supply rejection ratio | PSRR |  | 65 |  | %/V | IOUT =10mA, f=1kHz | 6 |
| Thermal resistance junction-to-ambient, SOT23-3 | θJA |  | 230 |  | ℃/W |  | 4 |

## CAD (KiCad official)

- Symbol: `ME6216A50M3G`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3 (KiCad packages3D, STEP)
- 3D model files: `me6216a50m3g-etched.step` / `me6216a50m3g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `me6216a50m3g.step` / `me6216a50m3g.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [MICRONE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904702880714752) (13 pp, sha256 `645e059b0e1618a1`, retrieved 2026-10-17, 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 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/me6216a50m3g-datasheet.pdf)