| Part Number | LT3746EUHH#PBF | LT3746IUHH#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
|   |   | |
| Product Status | Active | Active | 
| Type | DC DC Controller | DC DC Controller | 
| Topology | Step-Down (Buck) | Step-Down (Buck) | 
| Internal Switch(s) | No | No | 
| Number of Outputs | 32 | 32 | 
| Voltage - Supply (Min) | 6V | 6V | 
| Voltage - Supply (Max) | 55V | 55V | 
| Voltage - Output | - | - | 
| Current - Output / Channel | 30mA | 30mA | 
| Frequency | 205Hz ~ 1.05MHz | 205Hz ~ 1.05MHz | 
| Dimming | PWM | PWM | 
| Applications | Backlight, Signage | Backlight, Signage | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 56-WFQFN Exposed Pad | 56-WFQFN Exposed Pad | 
| Supplier Device Package | 56-QFN (5x9) | 56-QFN (5x9) |