# BRCL3230ME

**Foshan Blue Rocket Elec** · Battery Management ICs · SOT-23-5

BRCL3230ME from Foshan Blue Rocket Elec, in a SOT-23-5. 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 | VT | passive | Test pin. |
| 2 | GND | power_in | Ground; connect the negative terminal of the battery to this pin. |
| 3 | VDD | power_in | Power supply; input pin voltage absolute maximum -0.3 to +6 V. |
| 4 | VM | bidirectional | Negative terminal of the charger; the internal FET switch connects this terminal to GND, with a voltage range of -6 to +10 V absolute maximum. |
| 5 | VM | bidirectional | Negative terminal of the charger (shared with pin 4); the internal FET switch connects this terminal to GND. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Foshan Blue Rocket Elec |
| Package | SOT-23-5 |
| Category | Power Management ICs |
| Pins | 5 |

## Electrical characteristics

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

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Overcharge Detection Voltage | VCU | 4.25 | 4.3 | 4.35 | V |  | 3 |
| Overcharge Release Voltage | VCL | 4.05 | 4.1 | 4.15 | V |  | 3 |
| Overdischarge Detection Voltage | VDL | 2.3 | 2.4 | 2.5 | V |  | 3 |
| Overdischarge Release Voltage | VDR | 2.9 | 3 | 3.1 | V |  | 3 |
| Charger Detection Voltage | VCHA | -0.1 | -0.12 | -0.15 | V |  | 3 |
| Overcharge Current Detection | IIOCC | 3.2 | 4 | 4.8 | A | Vdd=3.6V | 3 |
| Overdischarge Current1 Detection | IIOV1 | 3.2 | 4 | 4.8 | A | Vdd=3.6V | 3 |
| Overdischarge Current2 Detection | IIOV2 | 5.6 | 7 | 8.4 | A | Vdd=3.6V | 3 |
| Load Short-Circuiting Detection | ISHORT | 8.5 | 12.5 | 16.5 | A | Vdd=3.6V | 3 |
| Current Consumption in Normal Operation | IOPE | 1.5 | 2.8 | 6 | μA | Vdd=3.6V,VM=0V | 3 |
| Current Consumption in power Down | IPDN | 1 | 1.6 | 2.2 | μA | Vdd=2V,VM floating | 3 |
| Over Temperature Protection | OTP | 125 | 140 | 155 | ℃ |  | 4 |
| Over Temperature Recovery Degree | OTPR | 100 | 115 | 130 | ℃ |  | 4 |
| Overcharge Current Detection Delay Time | TOCC | 6.4 | 8 | 9.6 | ms | Vdd=3.6V | 4 |
| Overcharge Voltage Detection Delay Time | TCU | 105 | 135 | 165 | ms | VDD=3.6V~4.4V | 4 |
| Overdischarge Voltage Detection Delay Time | TDL | 28 | 35 | 45 | ms | VDD=3.6V~2.0V | 4 |
| Overdischarge Current1 Detection Delay Time | TIOV1 | 6.4 | 8 | 9.6 | ms | VDD=3.6V | 4 |
| Overdischarge Current2 Detection Delay Time | TIOV2 | 0.8 | 1 | 1.2 | ms | VDD=3.6V | 4 |
| Load Short-Circuiting Detection Delay Time | TSHORT |  | 100 | 300 | us | VDD=3.6V | 4 |
| VDD input pin voltage | VIN | -0.3 |  | 6 | V |  | 3 |
| VM input pin voltage | VVM | -6 |  | 10 | V |  | 3 |
| Power Dissipation | PD |  |  | 400 | mW | Ta=25℃ | 3 |
| Maximum Junction Temperature | TJ |  |  | 125 | ℃ | Ta=25℃ | 3 |
| Lead Temperature | TL |  |  | 300 | ℃ | Ta=25℃ | 3 |
| Operating Junction Temperature | Topr | -40 |  | 85 | ℃ | Ta=25℃ | 3 |
| Storage Temperature | Tstg | -55 |  | 150 | ℃ | Ta=25℃ | 3 |
| ESD | ESD |  |  | 2000 | V | Ta=25℃ | 3 |
| Package Thermal Resistance | RθJA |  | 250 |  | ℃/W |  | 3 |
| Package Thermal Resistance | RθJc |  | 130 |  | ℃/W |  | 3 |
| Equivalent FET on Resistance | RDS |  | 45 |  | mΩ | Vdd=3.6V,IVM=1A | 4 |

## CAD (KiCad official)

- Symbol: `BRCL3230ME`
- Footprint: `Package_TO_SOT_SMD:SOT-23-5`
- 3D model: SOT-23-5 (KiCad packages3D, STEP)
- 3D model files: `brcl3230me-etched.step` / `brcl3230me-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `brcl3230me.step` / `brcl3230me.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Foshan Blue Rocket Elec datasheet](docs/brcl3230me-datasheet.pdf) (13 pp, sha256 `0439f86d0d0352d9`, retrieved 2026-10-31, 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-sonnet-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/brcl3230me-datasheet.pdf)