| Part Number | LM3431QMHX/NOPB | LM3431QMH/NOPB | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
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| Product Status | Active | Active | 
| Type | DC DC Controller | DC DC Controller | 
| Topology | Step-Up (Boost) | Step-Up (Boost) | 
| Internal Switch(s) | No | No | 
| Number of Outputs | 3 | 3 | 
| Voltage - Supply (Min) | 4.5V | 4.5V | 
| Voltage - Supply (Max) | 36V | 36V | 
| Voltage - Output | - | - | 
| Current - Output / Channel | - | - | 
| Frequency | 1MHz | 1MHz | 
| Dimming | Analog, PWM | Analog, PWM | 
| Applications | Backlight | Backlight | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 28-PowerTSSOP (0.173", 4.40mm Width) | 28-PowerTSSOP (0.173", 4.40mm Width) | 
| Supplier Device Package | 28-HTSSOP | 28-HTSSOP |