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LT1940EFE#TRPBF
+Lista de MateriaisIC REG BUCK ADJ 1.4A DL 16TSSOP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LT1940EFE#TRPBF
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Ficha Técnica LT1940EFE#TRPBF DataSheet
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Pacote TSSOP-16
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Em Estoque7044
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 3.6V |
| Voltage - Input (Max) | 25V |
| Voltage - Output (Min/Fixed) | 1.25V |
| Voltage - Output (Max) | 22V |
| Current - Output | 1.4A |
| Frequency - Switching | 1.1MHz |
| Synchronous Rectifier | No |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
This device features a fixed switching frequency of 1.1MHz, which helps minimize external component size and allows the use of small inductors and capacitors. The LT1940EFE#TRPBF also offers a high level of integration, incorporating power switches and control circuitry within a thermally enhanced 16-lead TSSOP package. It provides additional functionalities like soft-start, short-circuit protection, and thermal shutdown, ensuring robust and reliable operation.
With its low output ripple and excellent line and load regulation, the LT1940EFE#TRPBF is an efficient and versatile choice for multiple applications requiring dual output step-down conversion.
Equivalent
1. Texas Instruments LM26400: Dual step-down DC-DC converter with similar functionalities.
2. Maxim Integrated MAX15062: Step-down (buck) converter, offering similar output capabilities.
3. ON Semiconductor NCP3170: Dual output step-down switching regulator with comparable features.
4. Microchip Technology MIC4570: Dual buck regulator with equivalent specifications.
Always check specific parameters like voltage, current, and efficiency to ensure compatibility.
Features
1. Dual Outputs: Capable of driving two separate loads with independent voltage levels.
2. High Efficiency: Offers efficiency up to 90% which is ideal for power-sensitive applications.
3. Wide Input Voltage Range: Operates from 3.6V to 25V, making it versatile for various applications.
4. Adjustable Output Voltage: Allows setting the output voltage between 1.25V and 24V.
5. 2.4A Output Current: Each channel can deliver up to 2.4A, suitable for moderate power applications.
6. Synchronization: Features the ability to synchronize switching frequencies for reduced interference.
7. Thermal Protection: Includes built-in thermal shutdown to protect against overheating.
8. Compact Package: Available in a 16-lead TSSOP package, suitable for space-constrained designs.
These features make the LT1940EFE#TRPBF suitable for applications like distributed power systems, battery-powered devices, and automotive electronics.
Pinout
Manufacturer
Application
1. Industrial Power Supplies: Provides stable voltages in industrial equipment.
2. Telecommunications: Powers communication devices with regulated outputs.
3. Networking Equipment: Supplies efficient power for routers and switches.
4. Automotive Systems: Used in automotive electronics for reliable power delivery.
5. Consumer Electronics: Powers devices like set-top boxes and portable gadgets.
6. Embedded Systems: Ideal for embedded applications requiring multiple regulated outputs.
Its dual output and high efficiency make it suitable for systems requiring compact and reliable power solutions.