IS31FL3741A-QFLS2-TR
36 CHANNELS LED DRIVER
Manufacturer
Integrated Silicon Solution, Inc.
Overview
Part: IS31FL3236 from Integrated Silicon Solution, Inc.
Type: 36 Channels LED Driver
Key Specs:
- Channels: 36
- Max Output Current per Channel: up to 38mA
- Supply Voltage: 2.7V to 5.5V
- PWM Steps: 256
- Operating Temperature Range: -40°C to +85°C
- I2C Serial-Clock Frequency: up to 400 kHz
Features:
- 2.7V to 5.5V supply
- I2C interface, automatic address increment function
- Internal reset register
- Modulate LED brightness with 256 steps PWM
- Each channel can be controlled independently
- Each channel can be scaled independently by 1, 1/2, 1/3 and 1/4
- -40°C to +85°C temperature range
- QFN-44 (5mm × 5mm) and eTQFP-48 package
Applications:
- Mobile phones and other hand-held devices for LED display
- LED in home appliances
Package:
- QFN-44: 5mm × 5mm
- eTQFP-48: dimensions not specified
Features
- 2.7V to 5.5V supply
- I2C interface, automatic address increment function
- Internal reset register
- Modulate LED brightness with 256 steps PWM
- Each channel can be controlled independently
- Each channel can be scaled independently by 1, 1/2, 1/3 and 1/4
- -40°C to +85°C temperature range
- QFN-44 (5mm × 5mm) and eTQFP-48 package
Applications
- Mobile phones and other hand-held devices for LED display
- LED in home appliances
Pin Configuration
- QFN-44
- eTQFP-48
Electrical Characteristics
Typical values are TA = 25°C, VCC = 3.6V.
| Symbol | Parameter | Condition | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| VCC | Supply voltage | 2.7 | 5.5 | V | ||
| IMAX | Maximum global output current VCC = 4.2V, VOUT = 0.8V | REXT = 2kΩ, SL = "00" (Note 1) | 38 | mA | ||
| IOUT | Output current | VOUT = 0.6V REXT = 3.3kΩ, SL = "00" | 23 | mA | ||
| ICC | Quiescent power supply current REXT = 3.3kΩ | 9 | mA | |||
| ISD | Shutdown current | VSDB = 0V or software shutdown TA = 25°C, VCC = 3.6V | 2 | 3 | 5 | μA |
| IOZ | Output leakage current | VSDB = 0V or software shutdown, VOUT = 5.5V | 0.2 | μA | ||
| VEXT | Output voltage of R_EXT pin | 1.3 | V | |||
| Logic Electrical Characteristics (SDA, SCL, SDB) | ||||||
| VIL | Logic "0" input voltage | VCC = 2.7V~5.5V | 0.4 | V | ||
| VIH | Logic "1" input voltage | VCC = 2.7V~5.5V | 1.4 | V | ||
| IIL | Logic "0" input current | VINPUT = 0V (Note 2) | 5 | nA | ||
| IIH | Logic "1" input current | VINPUT = VCC (Note 2) | 5 | nA |
Absolute Maximum Ratings
| Supply voltage, VCC | -0.3V ~ +6.0V |
|---|---|
| Voltage at SCL, SDA, SDB, OUT1 to OUT36 | -0.3V ~ VCC+0.3V |
| Maximum junction temperature, TJMAX | +150°C |
| Storage temperature range, TSTG | -65°C ~ +150°C |
| Operating temperature range, TA=TJ | -40°C ~ +85°C |
| Package thermal resistance, junction to ambient (4 layer standard | 32.65°C/W (QFN) |
| test PCB based on JEDEC standard), θJA | 38.72°C/W (eTQFP) |
| ESD (HBM) | ±8kV |
| ESD (CDM) | ±1kV |
Note:
Stresses beyond those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other condition beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.
Get structured datasheet data via API
Get started free