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| PartNumber | LT3973IDD#PBF | LT3973IDD-3.3#PBF | LT3973IDD#TRPBF |
| Description | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | DFN-10 | DFN-10 | DFN-10 |
| Output Voltage | 1.21 V to 24 V | 3.3 V | 1.21 V to 24 V |
| Output Current | 0.75 A | 0.75 A | 0.75 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 42 V | 42 V | 42 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 4.2 V | 4.2 V | 4.2 V |
| Switching Frequency | 2.15 MHz | 2.15 MHz | 2.15 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LT3973 | LT3973 | LT3973 |
| Packaging | Tube | Tube | Reel |
| Input Voltage | 4.2 V to 42 V | 4.2 V to 42 V | 4.2 V to 42 V |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Quiescent Current | 2.5 uA | 1.9 uA at 12 V | 2.5 uA |
| Type | Step Down Regulator with Integrated Diodes | Step Down Regulator with Integrated Diodes | Step Down Regulator with Integrated Diodes |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Development Kit | DC1730A | DC1730A | DC1730A |
| Operating Supply Current | 0.0025 mA | 0.0025 mA | 0.0025 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 121 | 121 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | - | 0.000423 oz | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Analog Devices / Linear Technology |
LT3973IDD#PBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | |
| LT3973IDD-3.3#PBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | ||
| LT3973IDD-5#PBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | ||
| LT3973IDD-3.3#TRPBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | ||
| LT3973IDD-5#TRPBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter | ||
| LT3973IDD#TRPBF | Switching Voltage Regulators 42V, 750mA, 2.5uA Iq Step-Down Converter |