規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Negative |
| Topology | Buck-Boost |
| OutputType | Adjustable (Fixed) |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | -1V (-5V) |
| Voltage-Output(Max) | -16V |
| Current-Output | 260mA |
| Frequency-Switching | 300kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The MAX764ESA+T is a high-efficiency, step-up DC-DC converter designed by Maxim Integrated. It is intended for applications requiring a compact, efficient power supply solution. Key features include its ability to deliver a regulated output voltage from a lower input voltage, making it ideal for battery-powered devices. The device typically operates at a 300kHz switching frequency, which allows for the use of smaller external components, thus minimizing the overall footprint of the circuitry.
The MAX764ESA+T is capable of output voltages up to 12V while maintaining high efficiency, often above 85%, depending on the application. It integrates several features that enhance reliability and performance, such as soft-start, current limiting, and thermal shutdown protection. The device is housed in an 8-pin SOIC package, which aids in thermal management and ease of handling.
Overall, the MAX764ESA+T offers a robust solution for designers needing a reliable step-up converter with efficient operation and minimal external components.
The MAX764ESA+T is capable of output voltages up to 12V while maintaining high efficiency, often above 85%, depending on the application. It integrates several features that enhance reliability and performance, such as soft-start, current limiting, and thermal shutdown protection. The device is housed in an 8-pin SOIC package, which aids in thermal management and ease of handling.
Overall, the MAX764ESA+T offers a robust solution for designers needing a reliable step-up converter with efficient operation and minimal external components.
Equivalent
The MAX764ESA+T is a high-efficiency, step-up DC-DC converter by Maxim Integrated. Equivalent products include:
1. LT1302 - Analog Devices
2. MC34063A - ON Semiconductor
3. LM2577-ADJ - Texas Instruments
4. TPS61087 - Texas Instruments
Always verify pin compatibility and electrical specifications before substituting components in a design.
1. LT1302 - Analog Devices
2. MC34063A - ON Semiconductor
3. LM2577-ADJ - Texas Instruments
4. TPS61087 - Texas Instruments
Always verify pin compatibility and electrical specifications before substituting components in a design.
Features
The MAX764ESA+T is a step-up DC-DC converter IC designed for battery-powered applications. Key features include:
1. Wide Input Voltage Range: Operates from 3V to 16.5V, allowing flexibility in battery selection.
2. High Efficiency: Delivers up to 90% efficiency, prolonging battery life.
3. Adjustable and Fixed Output Options: Provides adjustable output voltage or fixed output options for specific applications.
4. Low Quiescent Current: Consumes minimal power during standby, with a low quiescent current of 160µA.
5. High Switching Frequency: Operates at a 300kHz switching frequency, enabling the use of smaller external components.
6. Shutdown Mode: Features a shutdown mode that reduces current draw to around 1µA for energy conservation.
7. Protective Features: Includes over-temperature and over-current protection to enhance reliability.
8. Compact Package: Comes in an 8-pin SOIC package, suitable for space-constrained designs.
9. Temperature Range: Supports operation over a wide temperature range, enhancing its applicability in various environments.
Overall, the MAX764ESA+T is ideal for efficient power conversion in portable electronic devices.
1. Wide Input Voltage Range: Operates from 3V to 16.5V, allowing flexibility in battery selection.
2. High Efficiency: Delivers up to 90% efficiency, prolonging battery life.
3. Adjustable and Fixed Output Options: Provides adjustable output voltage or fixed output options for specific applications.
4. Low Quiescent Current: Consumes minimal power during standby, with a low quiescent current of 160µA.
5. High Switching Frequency: Operates at a 300kHz switching frequency, enabling the use of smaller external components.
6. Shutdown Mode: Features a shutdown mode that reduces current draw to around 1µA for energy conservation.
7. Protective Features: Includes over-temperature and over-current protection to enhance reliability.
8. Compact Package: Comes in an 8-pin SOIC package, suitable for space-constrained designs.
9. Temperature Range: Supports operation over a wide temperature range, enhancing its applicability in various environments.
Overall, the MAX764ESA+T is ideal for efficient power conversion in portable electronic devices.
Pinout
The MAX764ESA+T is a step-up DC-DC converter integrated circuit. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a concise description of its pin functions:
1. LX: Inductor connection for the internal switching transistor.
2. GND: Ground connection.
3. FB: Feedback input to set the output voltage through an external resistor divider.
4. REF: Reference voltage output which can be used for other purposes.
5. SHDN: Shutdown control input. A low signal on this pin turns off the converter.
6. OUT: Output voltage pin.
7. IN: Input voltage supply.
8. PWR: Power ground, a return path for the inductor current.
This IC is designed for use in applications requiring efficient power conversion, such as battery-powered devices. It can operate with input voltages as low as 0.7V and can provide output voltages up to 16V, making it suitable for applications where boosting voltage is necessary.
1. LX: Inductor connection for the internal switching transistor.
2. GND: Ground connection.
3. FB: Feedback input to set the output voltage through an external resistor divider.
4. REF: Reference voltage output which can be used for other purposes.
5. SHDN: Shutdown control input. A low signal on this pin turns off the converter.
6. OUT: Output voltage pin.
7. IN: Input voltage supply.
8. PWR: Power ground, a return path for the inductor current.
This IC is designed for use in applications requiring efficient power conversion, such as battery-powered devices. It can operate with input voltages as low as 0.7V and can provide output voltages up to 16V, making it suitable for applications where boosting voltage is necessary.
Manufacturer
The MAX764ESA+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was a company specializing in the design and manufacture of analog and mixed-signal integrated circuits. It was well-known for producing a wide range of integrated circuits used in various electronic applications, including power management, interface, and communications. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a leading global semiconductor company that designs, manufactures, and markets a broad portfolio of high-performance analog, mixed-signal, and digital signal processing integrated circuits. Analog Devices serves a wide array of industries, including communications, healthcare, industrial, automotive, and consumer electronics. The acquisition expanded Analog Devices' product offerings and strengthened its position as a major player in the semiconductor industry.
Application
The MAX764ESA+T is a high-efficiency, low-noise DC-DC step-up converter designed for battery-powered devices. It is commonly used in applications such as portable medical instruments, handheld devices, remote sensors, and wireless communication devices. It provides efficient voltage conversion to extend battery life, making it suitable for devices that require stable power supply from a single or dual-cell battery. Additionally, its low noise operation is beneficial in applications that are sensitive to electrical noise, such as RF and audio equipment. The compact size of the MAX764ESA+T also makes it ideal for space-constrained designs.
Package
The MAX764ESA+T is a type of semiconductor package known as an "SOIC" (Small Outline Integrated Circuit) with 8 pins. The "+T" typically indicates that the package is delivered in a tape and reel format, which is suitable for automated assembly processes.