component
LP6304BQVF
Public Made by Adomby adom
LOWPOWER Battery Management ICs, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLP6304BQVF
LOWPOWER · Battery Management ICs · QFN-24-EP(4x4)
LP6304BQVF from LOWPOWER, in a QFN-24-EP(4x4). 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 | GND3 | power_in | Power common ground for channel 3. |
| 2 | FB3 | input | Channel 3 feedback input regulated to a 0.6V reference (0.588V to 0.612V). |
| 3 | NC | unconnected | No connection. |
| 4 | NC | unconnected | No connection. |
| 5 | FB2 | input | Channel 2 feedback input regulated to a 0.6V reference (0.588V to 0.612V). |
| 6 | GND2 | power_in | Power common ground for channel 2. |
| 7 | SW2 | output | Channel 2 switch node connected to the inductor, with a PMOS current limit of 3A typical. |
| 8 | VIN2 | power_in | Channel 2 supply input operating from 2.2V to 5.5V. |
| 9 | EN2 | input | Channel 2 enable input, low at 0.4V max and high at 1.5V min. |
| 10 | EN1 | input | Channel 1 enable input, low at 0.4V max and high at 1.5V min. |
| 11 | VIN1 | power_in | Channel 1 supply input operating from 2.2V to 5.5V. |
| 12 | SW1 | output | Channel 1 switch node connected to the inductor, with a PMOS current limit of 3A typical. |
| 13 | GND1 | power_in | Power common ground for channel 1. |
| 14 | FB1 | input | Channel 1 feedback input regulated to a 0.6V reference (0.588V to 0.612V). |
| 15 | NC | unconnected | No connection. |
| 16 | NC | unconnected | No connection. |
| 17 | FB4 | input | Channel 4 feedback input regulated to a 0.6V reference (0.588V to 0.612V). |
| 18 | GND4 | power_in | Power common ground for channel 4. |
| 19 | SW4 | output | Channel 4 switch node connected to the inductor, with a PMOS current limit of 3A typical. |
| 20 | VIN4 | power_in | Channel 4 supply input operating from 2.2V to 5.5V. |
| 21 | EN4 | input | Channel 4 enable input, low at 0.4V max and high at 1.5V min. |
| 22 | EN3 | input | Channel 3 enable input, low at 0.4V max and high at 1.5V min. |
| 23 | VIN3 | power_in | Channel 3 supply input operating from 2.2V to 5.5V. |
| 24 | SW3 | output | Channel 3 switch node connected to the inductor, with a PMOS current limit of 3A typical. |
| 25 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LOWPOWER |
| Package | QFN-24-EP(4x4) |
| Category | Power Management ICs |
| Pins | 25 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input Voltage | VINX | 2.2 | 5.5 | V | 6 | ||
| Control Circuit Input Voltage | VCC | 2.2 | 5.5 | V | 6 | ||
| Shutdown Supply Current | ISD | 0.1 | 1 | μA | VEN = 0V | 6 | |
| Reference Voltage | VREF | 0.588 | 0.6 | 0.612 | V | 6 | |
| Switching Frequency | FSW | 1 | 1.5 | 2 | MHz | ILOAD = 100mA | 6 |
| Enable Pin Input High Voltage | VEN-H | 1.5 | V | 6 | |||
| Enable Input Current | IEN | 2 | uA | 6 | |||
| Output Voltage Soft Start | TSS (0%→90%)VOUT | 450 | us | 6 | |||
| Over-Temperature Shutdown Threshold | TSD | 150 | ℃ | 6 | |||
| Maximum Duty Cycle | DMAX | 100 | % | 6 | |||
| Input to GND voltage | VIN | -0.3 | 6 | V | Input to GND(VIN) | 5 | |
| Other Pin to GND voltage | -0.3 | 6 | V | Other Pin to GND | 5 | ||
| Maximum Junction Temperature | 125 | ℃ | 5 | ||||
| Operating Junction Temperature Range | TJ | -40 | 85 | ℃ | 5 | ||
| Storage Temperature Range | TJ | -65 | 150 | ℃ | Storage Temperature Range (TJ) | 5 | |
| Maximum Soldering Temperature | 260 | ℃ | at leads, 10 sec | 5 | |||
| Maximum Power Dissipation | PD | 2.5 | W | TA=25℃ | 5 | ||
| Thermal Resistance | θJA | 50 | ℃/W | 5 | |||
| ESD HBM | 2 | KV | Human Body Model | 5 | |||
| ESD MM | 200 | V | Machine Model | 5 |
CAD (KiCad official)
- Symbol:
LP6304BQVF - Footprint:
Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm - 3D model: QFN-24-EP(4x4) (KiCad packages3D, STEP)
- 3D model files:
lp6304bqvf-etched.step/lp6304bqvf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lp6304bqvf.step/lp6304bqvf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LOWPOWER datasheet (12 pp, sha256
418c3294d0dd8dd9, retrieved 2026-11-07, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).