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| PartNumber | LT3957AEUHE#TRPBF | LT3957AEUHE#PBF | LT3957AIUHE#PBF |
| Description | Switching Voltage Regulators Boost, Flybacj, SEPIC and Inverting Converter with 5A, 40V Switch | Switching Voltage Regulators Boost, Flybacj, SEPIC and Inverting Converter with 5A, 40V Switch | Switching Voltage Regulators Boost, Flybacj, SEPIC and Inverting Converter with 5A, 40V Switch |
| 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 | QFN-36 | QFN-36 | QFN-36 |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 40 V | 40 V | 40 V |
| Topology | Boost, Flyback, SEPIC, Inverting | Boost, Flyback, SEPIC, Inverting | Boost, Flyback, SEPIC, Inverting |
| Input Voltage MIN | 3 V | 3 V | 3 V |
| Switching Frequency | 1 MHz | 1 MHz | 1 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LT3957A | LT3957A | LT3957A |
| Packaging | Reel | Tube | Tube |
| Input Voltage | 3 V to 40 V | 3 V to 40 V | 3 V to 40 V |
| Type | Current Mode DC/DC Controller | Current Mode DC/DC Converter | Current Mode DC/DC Controller |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Operating Supply Current | 1.7 mA | 1.7 mA | 1.7 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2500 | 61 | 61 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Output Voltage | - | 1.6 V to 40 V | - |
| Operating Temperature Range | - | - 40 C to + 125 C | - |
| Development Kit | - | DC1544A | - |
| Unit Weight | - | 0.011817 oz | 0.011817 oz |