| Part Number | IS31LT3948-GRLS2-TR | IS31LT3918-GRLS2-TR | 
|---|---|---|
| Manufacturer | Lumissil Microsystems | ISSI, Integrated Silicon Solution Inc | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
|   |   | |
| Product Status | Not For New Designs | Obsolete | 
| Type | DC DC Controller | DC DC Controller | 
| Topology | Step-Up (Boost) | Step-Down (Buck) | 
| Internal Switch(s) | No | No | 
| Number of Outputs | 1 | 1 | 
| Voltage - Supply (Min) | 5V | 6V | 
| Voltage - Supply (Max) | 100V | 450V | 
| Voltage - Output | - | - | 
| Current - Output / Channel | - | - | 
| Frequency | 20kHz ~ 200kHz | - | 
| Dimming | PWM | Analog, PWM | 
| Applications | Automotive, Backlight, Lighting | Backlight, Lighting | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-SOP | 8-SOP |