 | | | |
| PartNumber | LT1940EFE#TRPBF | LT1940EFE#PBF | LT1940LEFE#PBF |
| Description | Switching Voltage Regulators Dual 1.4A Step-dn DC/DC Converter | Switching Voltage Regulators Dual 1.4A Step-dn DC/DC Converter | Switching Voltage Regulators Low Input Voltage Dual 1.4A Step-dn DC/DC 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 | TSSOP-16 | TSSOP-16 | TSSOP-16 |
| Output Voltage | 1.25 V to 22 V | Adjustable | Adjustable |
| Output Current | 1.4 A | 1.4 A | 1.4 A |
| Number of Outputs | 2 Output | 2 Output | 2 Output |
| Input Voltage MAX | 25 V | 25 V | 7 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 3.6 V | 3.6 V | 3.6 V |
| Switching Frequency | 1.1 MHz | 1.1 MHz | 1.1 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | LT1940 | LT1940 | LT1940 |
| Packaging | Reel | Tube | Tube |
| Height | 1.1 mm | 1.1 mm | 1.1 mm |
| Input Voltage | 3.4 V to 25 V | 3.6 V to 25 V | 3.6 V to 7 V |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Quiescent Current | 3.8 mA | 3.8 mA | 3.8 mA |
| Type | Dual Monolithic Step-Down Switching Regulator | DC/DC Converter | DC/DC Converter |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | No Shutdown | No Shutdown |
| Development Kit | DC519A | - | - |
| Operating Supply Current | 3.8 mA | 3.8 mA | 3.8 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2500 | 95 | 95 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | - | 3.6 V | 3.6 V |
| Unit Weight | - | 0.003668 oz | 0.003668 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Analog Devices / Linear Technology |
LT1944EMS#TRPBF | Switching Voltage Regulators 2x uP Boost DC/DC Conv | |
| LT1944-1EMS#TRPBF | Switching Voltage Regulators 2x uP Boost DC/DC Conv | ||
| LT1945IMS#TRPBF | Switching Voltage Regulators 2x uP DC/DC Conv w/ Pos & Neg Outs | ||
| LT1940LEFE#TRPBF | Switching Voltage Regulators Low Input Voltage Dual 1.4A Step-dn DC/DC Converter | ||
| LT1942EUF#TRPBF | Switching Voltage Regulators Triple Output TFT Supply plus LED Driver | ||
| LT1943EFE#TRPBF | Switching Voltage Regulators Hi C 4x Out Reg for TFT LCD Panels | ||
| LT1941EFE#TRPBF | Switching Voltage Regulators Triple, High Current Monotlithic Switching Regulator | ||
| LT1940EFE#TRPBF | Switching Voltage Regulators Dual 1.4A Step-dn DC/DC Converter | ||
| LT1941EFE#PBF | Switching Voltage Regulators Triple, High Current Monolithic Switching Regulator | ||
| LT1945EMS#PBF | Switching Voltage Regulators 2x uP DC/DC Conv w/ Pos & Neg Outs | ||
| LT1940EFE#PBF | Switching Voltage Regulators Dual 1.4A Step-dn DC/DC Converter | ||
| LT1944EMS#PBF | Switching Voltage Regulators 2x uP Boost DC/DC Conv | ||
| LT1940LEFE#PBF | Switching Voltage Regulators Low Input Voltage Dual 1.4A Step-dn DC/DC Converter | ||
| LT1942EUF#PBF | Switching Voltage Regulators Triple Output TFT Supply plus LED Driver | ||
| LT1945IMS#PBF | Switching Voltage Regulators 2x uP DC/DC Conv w/ Pos & Neg Outs | ||
| LT1944-1EMS#PBF | Switching Voltage Regulators 2x uP Boost DC/DC Conv | ||
| LT1943EFE#PBF | Switching Voltage Regulators Hi C 4x Out Reg for TFT LCD Panels | ||
| LT1940EFE20328PBF | New and Original | ||
| LT1940EFEPBF | INSTOCK | ||
| LT1940EFETRPBF | INSTOCK | ||
| LT1940EFETRPBF (E3,PB) | New and Original | ||
| LT1940EFETRPEF | New and Original | ||
| LT1940LEFEPBF | New and Original | ||
| LT1942EUFTRPBF | New and Original | ||
| LT1943EFETR | New and Original | ||
| LT1943EFETRPBF | New and Original | ||
| LT1944-1EMSTRPBF MSOP1 | New and Original | ||
| LT1944EMSTRPBF | New and Original | ||
| LT1945EMSPBF | IC, DC/DC CONV, SMD, MSOP10, 1945 | ||
| LT1945EMSTR | New and Original | ||
| LT1944EMSPBF | New and Original | ||
| LT1941EFETR | New and Original | ||
| LT1941EFEPBF | New and Original | ||
| LT1940 | New and Original | ||
| LT1940EEE | New and Original | ||
| LT1940EFE | Switching Voltage Regulators LT1940 - Dual Monolithic 1.4A, 1.1MHz Step-Down Switching Regulato | ||
| LT1940L | New and Original | ||
| LT1940LEFE | Switching Voltage Regulators LT1940 - Dual Monolithic 1.4A, 1.1MHz Step-Down Switching Regulato | ||
| LT1940LEFETRPBF | New and Original | ||
| LT1941 | New and Original | ||
| LT1941EFE | Switching Voltage Regulators LT1941 - Triple Monolithic Switching Regulato | ||
| LT1941IS8 | New and Original | ||
| LT1942 | New and Original | ||
| LT1943EFE | Switching Voltage Regulators LT1943 - High Current Quad Output Regulator for TFT LCD Panels | ||
| LT1944-1 | New and Original | ||
| LT1944-1EMA | New and Original | ||
| LT1944-1EMS | Switching Voltage Regulators LT1944-1 - Dual Micropower Step-Up DC/DC Converte | ||
| LT1944EMS | Switching Voltage Regulators LT1944 - Dual Micropower Step-Up DC/DC Converte | ||
| LT1945EM | New and Original | ||
| LT1945EMS | Switching Voltage Regulators LT1945 - Dual Micropower DC/DC Converter with Positive and Negative Outputs |