| PartNumber | IS31FL3731-QFLS2-TR | IS31FL3731-SALS2 | IS31FL3731-QFLS2-EB |
| Description | LED Lighting Drivers LED Driver | LED Lighting Drivers Audio Mod 144 Dot LED Driver | LED Lighting Development Tools Eval Board for IS31FL3731 |
| Manufacturer | ISSI | ISSI | ISSI |
| Product Category | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Development Tools |
| RoHS | Y | Y | Y |
| Number of Channels | 18 Channel | 18 Channel | - |
| Output Current | 34 mA | 34 mA | 2 A |
| Input Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | - |
| Operating Frequency | 400 kHz | 400 kHz | - |
| Supply Current Max | 2.17 mA | 2.17 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-28 | SSOP-28 | - |
| Series | IS31FL3731 | IS31FL3731 | IS31FL3731 |
| Packaging | Reel | Tube | - |
| Product | LED Drivers | LED Drivers | Evaluation Boards |
| Type | Audio Modulated Matrix LED Driver | Audio Modulated Matrix LED Driver | - |
| Brand | ISSI | ISSI | ISSI |
| Topology | PWM | PWM | - |
| Dimming | With Dimming | With Dimming | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Development Tools |
| Factory Pack Quantity | 2500 | 48 | 1 |
| Subcategory | Driver ICs | Driver ICs | Development Tools |
| Unit Weight | 0.002497 oz | 0.010229 oz | - |
| For Use With | - | - | IS31FL3731 |
| Core | - | - | ARM Cortex M3 |
| Operating Supply Voltage | - | - | 5 V |