사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Boost, SEPIC |
| NumberofOutputs | 1 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 4.5V ~ 36V |
| Frequency-Switching | 220kHz ~ 1MHz |
| DutyCycle(Max) | 93% |
| SynchronousRectifier | No |
| ClockSync | Yes |
| ControlFeatures | Current Limit, Enable, Frequency Control, Power Good |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 12-WFQFN Exposed Pad |
개요
Description
The MAX16990ATCD/V+T is a high-performance, synchronous step-down DC-DC converter IC designed for automotive applications. Manufactured by Maxim Integrated, it is optimized for efficiency and compact design, supporting input voltages ranging from 3.5V to 36V, making it suitable for use in a wide range of automotive power systems. The device features a fixed-frequency operation with an adjustable switching frequency from 220kHz to 2.2MHz, allowing for flexibility in design and optimizing efficiency and size.
Key features include an integrated high-side MOSFET and a gate driver for an external low-side MOSFET, which provides high efficiency and reduces the need for external components. The MAX16990ATCD/V+T also includes a programmable soft-start, overcurrent protection, and thermal shutdown to ensure reliable and safe operation under various conditions. Its compact 10-pin TDFN package with an exposed pad supports efficient thermal management. This IC is ideal for powering microcontrollers, sensors, and other electronic components in automotive systems, offering robustness and efficiency in a small footprint.
Key features include an integrated high-side MOSFET and a gate driver for an external low-side MOSFET, which provides high efficiency and reduces the need for external components. The MAX16990ATCD/V+T also includes a programmable soft-start, overcurrent protection, and thermal shutdown to ensure reliable and safe operation under various conditions. Its compact 10-pin TDFN package with an exposed pad supports efficient thermal management. This IC is ideal for powering microcontrollers, sensors, and other electronic components in automotive systems, offering robustness and efficiency in a small footprint.
Equivalent
The MAX16990ATCD/V+T is a synchronous step-down DC-DC converter. Equivalent products from other manufacturers include the LM5140-Q1 from Texas Instruments, the LT8640 from Analog Devices, and the MPQ4420 from Monolithic Power Systems. When selecting an equivalent, ensure that the voltage, current ratings, switching frequency, and package type are compatible with your application. Always consult the datasheets and confirm compatibility with your circuit requirements.
Features
The MAX16990ATCD/V+T is a high-performance, current-mode, synchronous step-down controller designed for automotive applications. Key features include:
1. Wide Input Voltage Range: It operates from 3.5V to 36V, making it suitable for automotive battery systems.
2. High Efficiency: Utilizes synchronous rectification for improved efficiency, essential in reducing power loss and heat generation.
3. Adjustable Output Voltage and Frequency: Features programmable output voltage and switching frequency, providing flexibility in design.
4. Low Quiescent Current: Optimized for low standby power consumption, crucial for battery-powered applications.
5. Protection Features: Includes overvoltage, undervoltage, overcurrent, and overtemperature protections to ensure reliable operation.
6. Synchronization Capability: Supports external clock synchronization for minimizing EMI.
7. Compact Package: Available in a compact thermally-enhanced package, suitable for space-constrained applications.
8. AEC-Q100 Qualified: Meets automotive-grade quality and reliability standards.
These features make the MAX16990ATCD/V+T an ideal choice for power management in automotive systems, offering robust performance and high efficiency.
1. Wide Input Voltage Range: It operates from 3.5V to 36V, making it suitable for automotive battery systems.
2. High Efficiency: Utilizes synchronous rectification for improved efficiency, essential in reducing power loss and heat generation.
3. Adjustable Output Voltage and Frequency: Features programmable output voltage and switching frequency, providing flexibility in design.
4. Low Quiescent Current: Optimized for low standby power consumption, crucial for battery-powered applications.
5. Protection Features: Includes overvoltage, undervoltage, overcurrent, and overtemperature protections to ensure reliable operation.
6. Synchronization Capability: Supports external clock synchronization for minimizing EMI.
7. Compact Package: Available in a compact thermally-enhanced package, suitable for space-constrained applications.
8. AEC-Q100 Qualified: Meets automotive-grade quality and reliability standards.
These features make the MAX16990ATCD/V+T an ideal choice for power management in automotive systems, offering robust performance and high efficiency.
Pinout
The MAX16990ATCD/V+T is a high-performance, synchronous, step-down DC-DC controller designed for automotive applications. It is typically used in applications requiring efficient voltage regulation and power management. The device is part of the MAX16990/MAX16992 family of controllers.
The MAX16990ATCD/V+T comes in a TQFN package and has 16 pins. Each pin serves a specific function in the operation of the controller. Key pin functions include:
- VIN: Input voltage supply.
- EN: Enable pin to turn the controller on or off.
- BST: Bootstrap pin for driving the high-side MOSFET.
- LX: Connection for the inductor.
- FB: Feedback pin for output voltage regulation.
- COMP: Compensation pin for the external compensation network.
- GND: Ground reference for the controller.
- SYNC: Synchronization input for frequency setting.
- ILIM: Current limit setting.
- SS: Soft-start pin to control the startup time.
These pins provide the necessary connections for the controller to function effectively in a wide range of automotive power supply applications. For detailed pin descriptions and electrical characteristics, refer to the manufacturer's datasheet.
The MAX16990ATCD/V+T comes in a TQFN package and has 16 pins. Each pin serves a specific function in the operation of the controller. Key pin functions include:
- VIN: Input voltage supply.
- EN: Enable pin to turn the controller on or off.
- BST: Bootstrap pin for driving the high-side MOSFET.
- LX: Connection for the inductor.
- FB: Feedback pin for output voltage regulation.
- COMP: Compensation pin for the external compensation network.
- GND: Ground reference for the controller.
- SYNC: Synchronization input for frequency setting.
- ILIM: Current limit setting.
- SS: Soft-start pin to control the startup time.
These pins provide the necessary connections for the controller to function effectively in a wide range of automotive power supply applications. For detailed pin descriptions and electrical characteristics, refer to the manufacturer's datasheet.
Manufacturer
The MAX16990ATCD/V+T is manufactured by Analog Devices, Inc. This company is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Analog Devices provides solutions in areas such as data conversion, signal processing, power management, and radio frequency (RF) technologies. It serves a wide range of industries including automotive, industrial, healthcare, consumer electronics, and communications. The company is known for its focus on innovation and has a strong reputation for providing high-performance, reliable products.
Application
The MAX16990ATCD/V+T is a high-performance, current-mode PWM controller primarily used in automotive and industrial applications. Its typical application areas include DC-DC converters in automotive power systems, specifically for powering infotainment systems, instrument clusters, and advanced driver-assistance systems (ADAS). It is also used in power supply modules and battery-powered devices, where efficient power conversion is crucial. The device’s wide input voltage range and robust performance make it suitable for high-voltage applications, contributing to its versatility in managing power efficiently across various automotive and industrial systems.
Package
The MAX16990ATCD/V+T is available in a TDFN (Thin Dual Flat No Lead) package, specifically a 3 mm x 3 mm, 10-lead package. This package type is compact, making it suitable for applications requiring efficient use of space.