# BL8064CB3TR18

**BL(Shanghai Belling)** · Linear Voltage Regulators (LDO) · SOT-23

BL8064CB3TR18 from BL(Shanghai Belling), in a SOT-23. 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 | GND | power_in | Ground pin of the regulator. |
| 2 | Vout | power_out | Regulated output voltage, 1.1V to 5.5V in 0.1V steps with ±2% accuracy and up to 200mA output current, with a recommended 1uF output capacitor. |
| 3 | Vin | power_in | Supply voltage input, 1.5V to 8V operating range (10V absolute maximum), with a recommended 1uF input capacitor. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BL(Shanghai Belling) |
| Package | SOT-23 |
| Category | Power Management ICs |
| 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 accuracy (tolerance, printed as Vout x0.98 to Vout x1.02) | Vout | -2 |  | 2 | % | Default ±2% accuracy (suffix 1 = ±1%); this MPN has no accuracy suffix | 3 |
| Input Voltage | Vin |  |  | 8 | V |  | 3 |
| Maximum Output Current | Iout(Max.) | 200 |  |  | mA | Vin-Vout=1V | 3 |
| Dropout Voltage (Vout ≤1.8V row as printed) | Vin-Vout |  | 600 | 1000 | mV | Iout=100mA | 3 |
| Line Regulation | Vout |  | 0.2 | 0.3 | %/V | Iout=10mA, 1.5V≤Vin≤8V | 3 |
| Load Regulation | Vout |  | 20 | 40 | mV | Vin=Set Vout+1V, 1mA≤Iout≤100mA | 3 |
| Quiescent Current | Iq |  | 1 | 5 | uA | Vin=Set Vout+1V | 3 |
| Output Voltage Temperature Coefficient | T Vout |  |  | 100 | ppm/C | Iout=10mA | 3 |
| CE Input Voltage High | Venh | 1.5 |  |  | V |  | 3 |
| CE Input Voltage Low | Venl | 0 |  | 0.2 | V |  | 3 |
| Max Input Voltage |  |  |  | 10 | V |  | 3 |
| Operating Junction Temperature | Tj |  |  | 125 | C |  | 3 |
| Ambient Temperature | Ta | -40 |  | 85 | C |  | 3 |
| Power Dissipation SOT-23-3 |  |  |  | 250 | mW | Package SOT-23-3 | 3 |
| Storage Temperature | Ts | -40 |  | 150 | C |  | 3 |
| Lead Temperature |  |  |  | 260 | C | 10 s | 3 |
| Input Voltage Range (recommended) |  |  |  | 8 | V |  | 3 |
| Ambient Temperature (recommended) |  | -40 |  | 85 | C |  | 3 |

## CAD (KiCad official)

- Symbol: `BL8064CB3TR18`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bl8064cb3tr18-etched.step` / `bl8064cb3tr18-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bl8064cb3tr18.step` / `bl8064cb3tr18.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BL(Shanghai Belling) datasheet](docs/bl8064cb3tr18-datasheet.pdf) (9 pp, sha256 `1e0b78c647255af7`, retrieved 2026-11-04, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-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).

[Datasheet PDF](docs/bl8064cb3tr18-datasheet.pdf)