| Part Number | LM3502SQ-35 | LM3503SQ-35 | 
|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
|   |   | |
| Product Status | Active | Obsolete | 
| Type | DC DC Regulator | DC DC Regulator | 
| Topology | Step-Up (Boost) | Step-Up (Boost) | 
| Internal Switch(s) | Yes | Yes | 
| Number of Outputs | 2 | 2 | 
| Voltage - Supply (Min) | 2.5V | 2.5V | 
| Voltage - Supply (Max) | 5.5V | 5.5V | 
| Voltage - Output | 35V | 35V | 
| Current - Output / Channel | 750mA (Switch) | 750mA (Switch) | 
| Frequency | 1MHz | 1MHz | 
| Dimming | PWM | Analog, PWM | 
| Applications | Backlight | Backlight | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad | 
| Supplier Device Package | 16-WQFN (4x4) | 16-WQFN (4x4) |