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| Part Number | LT3909IDD#PBF | LT3909EDD#PBF | LT3909HDD#PBF |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Obsolete |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator |
| Topology | Step-Up (Boost) | Step-Up (Boost) | Step-Up (Boost) |
| Internal Switch(s) | Yes | Yes | Yes |
| Number of Outputs | 2 | 2 | 2 |
| Voltage - Supply (Min) | 2.9V | 2.9V | 2.9V |
| Voltage - Supply (Max) | 40V | 40V | 40V |
| Voltage - Output | 40V | 40V | 40V |
| Current - Output / Channel | 50mA | 50mA | 50mA |
| Frequency | 2MHz | 2MHz | 2MHz |
| Dimming | Analog, PWM | Analog, PWM | Analog, PWM |
| Applications | Automotive | Automotive | Automotive |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 12-WFDFN Exposed Pad | 12-WFDFN Exposed Pad | 12-WFDFN Exposed Pad |
| Supplier Device Package | 12-DFN (3x3) | 12-DFN (3x3) | 12-DFN (3x3) |
