| Part Number | LM3519MKX-20 | LM3519MK-20 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - LED Drivers | PMIC - LED Drivers | 
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| Product Status | Obsolete | Obsolete | 
| Type | DC DC Regulator | DC DC Regulator | 
| Topology | Step-Up (Boost) | Step-Up (Boost) | 
| Internal Switch(s) | Yes | Yes | 
| Number of Outputs | 1 | 1 | 
| Voltage - Supply (Min) | 2.7V | 2.7V | 
| Voltage - Supply (Max) | 5.5V | 5.5V | 
| Voltage - Output | 20V | 20V | 
| Current - Output / Channel | 20mA | 20mA | 
| Frequency | 5.4MHz | 5.4MHz | 
| Dimming | PWM | PWM | 
| Applications | Backlight | Backlight | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | SOT-23-6 Thin, TSOT-23-6 | SOT-23-6 Thin, TSOT-23-6 | 
| Supplier Device Package | TSOT-23-6 | TSOT-23-6 |