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MAX845ESA+T
+NomenclatureIC DRVR XFRMR CMOS PCMCIA 8SOIC
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX845ESA+T
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Package SOP-8
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En stock4751
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Bulk |
| Part Status | Obsolete |
| Applications | Transformer Driver |
| Supply Current | 1.1mA |
| Voltage - Supply | 2.5V ~ 6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Présentation
Description
Typically, the MAX845 series includes features like a precise voltage reference, thermal shutdown protection, and short-circuit protection, ensuring robust performance in various conditions. It may also offer a high-accuracy voltage output and low quiescent current, essential for minimizing power consumption in standby modes.
Applications for the MAX845ESA+T include portable electronics, communication devices, and other systems requiring reliable power management. Designers appreciate its ease of use alongside its compact form factor, allowing for efficient circuit board layout in space-constrained designs. Always consult the specific datasheet of the MAX845ESA+T for detailed specifications and application notes to ensure optimal usage in your projects.
Equivalent
1. Texas Instruments LM2660
2. Microchip Technology TC1044
3. Analog Devices ADM8660
4. Linear Technology LTC660
These components perform similar functions, providing voltage inversion for various applications. Always verify pin compatibility and electrical specifications before substitution.
Features
1. Input Voltage Range: The device operates with a wide input voltage range, typically between 2V to 11V, making it suitable for battery-operated systems.
2. Output Voltage: It can generate output voltages higher than the input, ideal for applications like OLED displays or LCD biasing.
3. Efficiency: The MAX845 offers high-efficiency performance, which is crucial for battery life extension in portable devices.
4. Switching Frequency: It features a fixed frequency operation that minimizes noise and improves performance.
5. Compact Package: Available in an 8-pin SOIC package, allowing for a compact design that saves board space.
6. Protection Features: Includes built-in protection features like thermal shutdown and overcurrent protection to ensure reliable operation.
7. Low Quiescent Current: The device consumes minimal current in standby mode, further conserving battery life.
These features make the MAX845ESA+T suitable for a variety of portable and battery-powered applications.
Pinout
1. IN: Input voltage pin.
2. GND: Ground connection.
3. LX: Inductor connection pin for the internal switch.
4. FB: Feedback pin used to set the output voltage.
5. SHDN: Shutdown pin to enable or disable the device.
6. COMP: Compensation pin for stability and transient response.
7. REF: Reference voltage pin.
8. OUT: Output voltage pin.
The MAX845ESA+T is typically used in DC-DC converter applications, such as step-up (boost) converters, where it efficiently converts a lower input voltage to a higher output voltage. Its small size and efficient performance make it suitable for portable devices and other applications where space and power efficiency are critical.
Manufacturer
Application
1. Consumer Electronics: Powers sensitive components in devices like smartphones, tablets, and wearable tech.
2. Industrial Instruments: Supplies stable voltage to sensors and measurement equipment.
3. Medical Devices: Ensures reliable operation in portable medical and diagnostic devices.
4. Telecommunications: Supports circuits in networking equipment and communication devices.
5. Automotive Systems: Powers electronic control units (ECUs) and infotainment systems in vehicles.
Its low-noise performance makes it ideal for applications requiring quiet power supplies to sensitive analog and digital circuits.