component
AW20198QNR
Public Made by Adomby adom
AWINIC(艾为) LED Drivers, QFN-40L(5x5). 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
markdownAW20198QNR
AWINIC(艾为) · LED Drivers · QFN-40L(5x5)
AW20198QNR from AWINIC(艾为), in a QFN-40L(5x5). 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 | SW8 | output | Current switch SW8 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 2 | SW6 | output | Current switch SW6 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 3 | SW4 | output | Current switch SW4 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 4 | SW2 | output | Current switch SW2 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 5 | PVCC | power_in | Current source power supply, 2.7 V to 5.5 V; should use the same supply as VCC to avoid additional shutdown current. |
| 6 | SW1 | output | Current switch SW1 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 7 | SW3 | output | Current switch SW3 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 8 | SW5 | output | Current switch SW5 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 9 | SW7 | output | Current switch SW7 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 10 | SW9 | output | Current switch SW9 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 11 | SW11 | output | Current switch SW11 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 12 | CS18 | output | Current sink CS18 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 13 | CS17 | output | Current sink CS17 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 14 | CS16 | output | Current sink CS16 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 15 | CS15 | output | Current sink CS15 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 16 | PGND | power_in | Power ground for the LED driver. |
| 17 | CS14 | output | Current sink CS14 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 18 | CS13 | output | Current sink CS13 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 19 | CS12 | output | Current sink CS12 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 20 | CS11 | output | Current sink CS11 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 21 | CS10 | output | Current sink CS10 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 22 | VCC | power_in | Power supply, 2.7 V to 5.5 V; should use the same supply as PVCC to avoid additional shutdown current. |
| 23 | GND | power_in | Ground. |
| 24 | AD1 | input | I2C address select pin 1, used together with AD0 to set the device I2C address; logic input limited to -0.3 V to VCC. |
| 25 | AD0 | input | I2C address select pin 0, used together with AD1 to set the device I2C address; logic input limited to -0.3 V to VCC. |
| 26 | EN | input | Enable pin: the device enters standby when EN is low; internally pulled down to GND through a 1 MΩ resistor. |
| 27 | SCL | input | Serial clock input for the 1 MHz I2C interface. |
| 28 | SDA | bidirectional | Serial data I/O for the I2C interface. |
| 29 | ISET | passive | Sets the global LED current through external resistor REXT; with REXT = 10 kΩ the global current is 40 mA, and the pin voltage is limited to -0.3 V to 2 V. |
| 30 | SYNC | bidirectional | Synchronization pin used to align clocks across multiple devices; internally pulled down to GND through a 1 MΩ resistor. |
| 31 | CS9 | output | Current sink CS9 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 32 | CS8 | output | Current sink CS8 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 33 | CS7 | output | Current sink CS7 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 34 | CS6 | output | Current sink CS6 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 35 | CS5 | output | Current sink CS5 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 36 | CS4 | output | Current sink CS4 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 37 | CS3 | output | Current sink CS3 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 38 | CS2 | output | Current sink CS2 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 39 | CS1 | output | Current sink CS1 of the LED matrix; voltage limited to -0.3 V to VCC (absolute maximum), 40 mA maximum sink current. |
| 40 | SW10 | output | Current switch SW10 of the LED matrix; output voltage limited to -0.3 V to PVCC (absolute maximum). |
| 41 | GND | power_in | Thermal pad, to be connected to ground. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | AWINIC(艾为) |
| Package | QFN-40L(5x5) |
| Category | LED Drivers |
| Pins | 41 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| VCC input operating range | VCC | 2.7 | 5.5 | V | 7 | ||
| Standby current | ISTB_VCC | 1.3 | μA | VEN =0V or CHIPEN = 0 | 7 | ||
| Quiescent current in active mode | IACT_VCC | 1.8 | mA | VEN=VCC,CHIPEN=1, all LEDs off | 7 | ||
| Maximum sink current (CS1~CS18) | IMAX | 40 | mA | VLED=0.5V, GCC= 0xFF, SL= 0xFF | 7 | ||
| Current switch headroom voltage SWx | VHR | 750 | mV | ISWITCH=720mA, GCC=0xFF, SL=0xFF | 7 | ||
| Current sink headroom voltage CSx | 300 | mV | ISINK=40mA, GCC=0xFF, SL=0xFF | 7 | |||
| Internal sink current limit (OCPTH=0) | ILIM | 75 | mA | REXT=0,UVCR.OCPTH=0 | 7 | ||
| Internal sink current limit (OCPTH=1) | ILIM | 120 | mA | REXT=0,UVCR.OCPTH=1 | 7 | ||
| Device to device current error | IMATCH | -5 | 5 | % | All Channels' current set to 40mA | 7 | |
| Channel to channel current error | △ILED | -5 | 5 | % | All Channels' current set to 40mA | 7 | |
| OSC clock frequency | FOSC | 14.88 | 16 | 17.12 | MHz | 7 | |
| Thermal shutdown threshold | TSD | 165 | °C | 7 | |||
| Input logic low (LGC=0) | VIL | 0.4 | V | VCC=2.7V~5.5V,LGC=0 | 7 | ||
| Input logic high (LGC=0) | VIH | 1.4 | V | VCC=2.7V~5.5V,LGC=0 | 7 | ||
| Input logic low (LGC=1) | VIL | 0.6 | V | VCC=2.7V~5.5V,LGC=1 | 7 | ||
| Input logic high (LGC=1) | VIH | 2.4 | V | VCC=2.7V~5.5V,LGC=1 | 7 | ||
| Supply voltage range VCC | VCC | -0.3 | 6 | V | 6 | ||
| Supply voltage range PVCC | PVCC | -0.3 | 6 | V | 6 | ||
| Input voltage range SCL, SDA, EN, AD0, AD1 | -0.3 | V | 6 | ||||
| Output voltage range SW1~SW11 | -0.3 | V | 6 | ||||
| Output voltage range CS1~CS18 | -0.3 | V | 6 | ||||
| Voltage on ISET | ISET | -0.3 | 2 | V | 6 | ||
| Operating free-air temperature range | -40 | 85 | °C | 6 | |||
| Maximum operating junction temperature | TJMAX | 160 | °C | 6 | |||
| Storage temperature | TSTG | -65 | 150 | °C | 6 | ||
| Lead temperature (soldering 10 seconds) | 260 | °C | soldering 10 seconds | 6 | |||
| ESD HBM | -2000 | 2000 | V | 6 | |||
| ESD CDM | -1500 | 1500 | V | 6 | |||
| Latch-up current (±IT) | -200 | 200 | mA | Test condition: JESD78E | 6 | ||
| Hysteresis of thermal shutdown | 25 | °C | 7 | ||||
| Scanning period | TSCAN | 198 | μs | PCCR.PWMFRQ[2:0] = 000, GCR.SWSEL[3:0] = 1011 | 7 | ||
| Non-overlap time between SW | TDG | 1 | μs | 7 | |||
| Delay time between falling edge of CS18 and SWx | THOLD | 125 | ns | 8 | |||
| Delay time between rising edge of SWx and CS1 | TSETUP | 250 | ns | PCCR.PWMFRQ[2:0] = 000 | 8 | ||
| Delay time of each CS group (6 groups of CS) | TDLY | 125 | ns | PCCR.PWMFRQ[2:0] = 000 | 8 | ||
| Junction-to-ambient thermal resistance | θJA | 33 | °C/W | 6 |
CAD (KiCad official)
- Symbol:
AW20198QNR - Footprint:
Package_DFN_QFN:QFN-40-1EP_5x5mm_P0.4mm_EP3.6x3.6mm - 3D model: QFN-40L(5x5) (KiCad packages3D, STEP)
- 3D model files:
aw20198qnr-etched.step/aw20198qnr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);aw20198qnr.step/aw20198qnr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: AWINIC(艾为) datasheet (40 pp, sha256
0f4dfd0f9fa599da, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).