Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| SwitchType | Relay, Solenoid Driver |
| NumberofOutputs | 8 |
| Ratio-Input:Output | 1:8 |
| OutputConfiguration | Low Side |
| OutputType | N-Channel |
| Interface | SPI |
| Voltage-Load | 2.3V ~ 5.5V |
| Current-Output(Max) | 70mA |
| RdsOn(Typ) | 2Ohm |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 20-TSSOP-EP |
Overview
Description
The MAX4820EUP+T is an integrated circuit designed by Maxim Integrated (now part of Analog Devices) that serves as an 8-channel relay and lamp driver. It is commonly used in automotive, industrial, and consumer applications where control of multiple relays or lamps is required. The device features low power consumption and operates over a wide voltage range, making it suitable for battery-powered applications.
Key features include:
1. 8-Channel Driver: Capable of independently controlling up to eight relays or lamps.
2. Serial Interface: Utilizes an SPI-compatible interface for easy integration with microcontrollers.
3. Low On-Resistance: Ensures minimal power loss and efficient operation.
4. Fault Protection: Built-in thermal shutdown and current limit protection enhance reliability.
5. Voltage Range: Operates efficiently across a wide supply voltage range.
6. Compact Package: Available in a space-saving TSSOP package which is ideal for applications where space is limited.
Overall, the MAX4820EUP+T is a versatile and efficient solution for driving multiple loads with enhanced protection features.
Key features include:
1. 8-Channel Driver: Capable of independently controlling up to eight relays or lamps.
2. Serial Interface: Utilizes an SPI-compatible interface for easy integration with microcontrollers.
3. Low On-Resistance: Ensures minimal power loss and efficient operation.
4. Fault Protection: Built-in thermal shutdown and current limit protection enhance reliability.
5. Voltage Range: Operates efficiently across a wide supply voltage range.
6. Compact Package: Available in a space-saving TSSOP package which is ideal for applications where space is limited.
Overall, the MAX4820EUP+T is a versatile and efficient solution for driving multiple loads with enhanced protection features.
Equivalent
The MAX4820EUP+T is an 8-channel, serially controlled, high-voltage analog switch. Equivalent products include the ADG728 from Analog Devices, DG408 from Vishay, and the DG409 from Renesas. These alternatives offer similar functionality, though specific features and parameters should be compared to ensure compatibility with your application. Always check the manufacturer's datasheets for detailed specifications and any notable differences.
Features
The MAX4820EUP+T is a high-voltage, 8-channel relay and lamp driver IC. Key features include:
1. High-Voltage Capability: Operates up to 60V, suitable for industrial and automotive applications.
2. 8-Channel Configuration: Drives up to eight relays or lamps, providing flexibility in various designs.
3. Low Power Consumption: Consumes minimal power, enhancing efficiency.
4. Serial Interface: Features a serial-to-parallel interface for seamless integration with microcontrollers.
5. Integrated Back-EMF Protection: Safeguards against voltage spikes when driving inductive loads.
6. Overcurrent Protection: Provides robust performance by protecting against overcurrent conditions.
7. Compact Package: Available in a TSSOP package, optimizing board space.
8. Wide Operating Temperature Range: Suitable for harsh environments, with a range of -40°C to +125°C.
9. Latch-Up Proof Design: Ensures reliable performance even under fault conditions.
Overall, the MAX4820EUP+T is designed for reliable, efficient control of multiple high-voltage loads, making it ideal for applications requiring durable and compact relay driving solutions.
1. High-Voltage Capability: Operates up to 60V, suitable for industrial and automotive applications.
2. 8-Channel Configuration: Drives up to eight relays or lamps, providing flexibility in various designs.
3. Low Power Consumption: Consumes minimal power, enhancing efficiency.
4. Serial Interface: Features a serial-to-parallel interface for seamless integration with microcontrollers.
5. Integrated Back-EMF Protection: Safeguards against voltage spikes when driving inductive loads.
6. Overcurrent Protection: Provides robust performance by protecting against overcurrent conditions.
7. Compact Package: Available in a TSSOP package, optimizing board space.
8. Wide Operating Temperature Range: Suitable for harsh environments, with a range of -40°C to +125°C.
9. Latch-Up Proof Design: Ensures reliable performance even under fault conditions.
Overall, the MAX4820EUP+T is designed for reliable, efficient control of multiple high-voltage loads, making it ideal for applications requiring durable and compact relay driving solutions.
Pinout
The MAX4820EUP+T is an integrated circuit that features a 20-pin TSSOP (Thin Shrink Small Outline Package) configuration. This device is a relay driver, which means it is designed to control and drive multiple relays efficiently.
The primary function of the MAX4820 is to provide an interface between low-voltage microcontrollers or logic circuits and high-voltage relay coils. It has eight open-drain outputs capable of sinking current to drive eight separate relays. These outputs can handle up to 70V and are used for switching the relays on and off.
Additionally, the MAX4820 includes features like built-in inductive kickback protection, ensuring that voltage spikes from the relay coils do not damage the device. It also supports a serial interface, which makes it easy to control multiple relays with just a few microcontroller pins.
Overall, the MAX4820EUP+T's pin configuration and functions are tailored for efficiently controlling multiple high-voltage relays in a compact and reliable manner.
The primary function of the MAX4820 is to provide an interface between low-voltage microcontrollers or logic circuits and high-voltage relay coils. It has eight open-drain outputs capable of sinking current to drive eight separate relays. These outputs can handle up to 70V and are used for switching the relays on and off.
Additionally, the MAX4820 includes features like built-in inductive kickback protection, ensuring that voltage spikes from the relay coils do not damage the device. It also supports a serial interface, which makes it easy to control multiple relays with just a few microcontroller pins.
Overall, the MAX4820EUP+T's pin configuration and functions are tailored for efficiently controlling multiple high-voltage relays in a compact and reliable manner.
Manufacturer
The MAX4820EUP+T is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing technologies. The company provides solutions for a wide range of applications including industrial, automotive, communications, consumer electronics, and healthcare. Analog Devices is known for its expertise in developing innovative products that serve critical functions in electronic systems, such as data conversion, signal processing, and power management.
Application
The MAX4820EUP+T is a relay and load driver IC commonly used in applications requiring efficient control of multiple loads or relays. Its primary application areas include industrial automation, smart home systems, and automotive electronics. It is ideal for controlling solenoids, relays, lamps, and other inductive loads. Its features, such as low on-resistance, over-temperature protection, and built-in diodes for back EMF protection, make it suitable for systems where reliable and efficient load control is crucial. Additionally, it is often used in programmable logic controllers (PLCs), security systems, and energy management systems.
Package
The MAX4820EUP+T is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package) with an exposed pad for better heat dissipation. This package type is compact and suitable for applications requiring efficient thermal management and space-saving.
