Manufacturer Part Number
A7985ATR
Manufacturer
stmicroelectronics
Introduction
The A7985ATR is a versatile, automotive-grade, step-down switching regulator designed for efficient power management.
Product Features and Performance
Step-Down (Buck) topology for efficient voltage reduction
Adjustable output voltage allows for custom voltage settings
Supports a wide input voltage range from 4.5V to 38V
Capable of supplying up to 2A output current
Features a fixed switching frequency of 250kHz
Operates over a wide temperature range from -40°C to 150°C (TJ)
Product Advantages
Flexible for various applications due to its wide input voltage range
Suitable for automotive applications with AEC-Q100 qualification
Adjustable output voltage enhances application compatibility
High thermal performance enabled by SOIC-8 EP package
Key Technical Parameters
Voltage Input (Min): 4.5V
Voltage Input (Max): 38V
Voltage Output (Min/Fixed): 0.6V
Voltage Output (Max): 38V
Current Output: 2A
Frequency Switching: 250kHz
Operating Temperature: -40°C ~ 150°C (TJ)
Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Quality and Safety Features
Automotive-grade quality with AEC-Q100 qualification ensuring reliability in automotive applications
Built to withstand harsh environments, suitable for extensive temperature ranges
Compatibility
The adjustable output supports a wide range of devices and power requirements
Surface mount package for broad compatibility with PCB designs
Application Areas
Automotive electronics
Power management solutions in industrial applications
Portable devices requiring efficient voltage regulation
Product Lifecycle
Product is currently active with no immediate discontinuation announced
Ongoing support and availability are maintained by STMicroelectronics
Several Key Reasons to Choose This Product
High reliability and quality suitable for automotive applications
Versatile input and output voltage ranges provide flexibility in design
High efficiency with buck topology reduces energy loss
Wide operating temperature range ensures stability under extreme conditions
AEC-Q100 qualification affirms its suitability for automotive-grade applications