Manufacturer Part Number
MAX9938TEBS+TG45
Manufacturer
Maxim Integrated
Introduction
The MAX9938 is a high-bandwidth, high-precision current-sense amplifier designed for use in high-power, high-efficiency applications such as motor drives, power supplies, and battery management systems.
Product Features and Performance
High-bandwidth operation up to 125 kHz
Low input offset voltage of 100 μV
High common-mode rejection ratio (CMRR) of 100 dB
Wide supply voltage range from 1.6 V to 28 V
Low supply current of 1.1 A
Small 4-pin UCSP package (1.05 x 1.05 mm)
Product Advantages
Enables high-precision current monitoring in high-power applications
Compact packaging for space-constrained designs
Wide operating temperature range of -40°C to 85°C
Key Technical Parameters
Manufacturer Part Number: MAX9938TEBS+TG45
Package: 4-WFBGA, CSPBGA
Mounting Type: Surface Mount
Operating Temperature: -40°C ~ 85°C
Supply Voltage: 1.6 V to 28 V
Supply Current: 1.1 A
Input Offset Voltage: 100 μV
Amplifier Type: Current Sense
-3dB Bandwidth: 125 kHz
Quality and Safety Features
RoHS3 Compliant
Compatibility
The MAX9938 is a general-purpose current-sense amplifier that can be used in a variety of high-power applications, including motor drives, power supplies, and battery management systems.
Application Areas
Motor drives
Power supplies
Battery management systems
Industrial automation
Renewable energy systems
Product Lifecycle
The MAX9938 is an active product in Maxim Integrated's portfolio, and there are no plans for discontinuation. Replacements and upgrades may be available in the future as Maxim Integrated continues to develop and improve their current-sense amplifier offerings.
Several Key Reasons to Choose This Product
High-bandwidth operation up to 125 kHz for accurate current monitoring
Low input offset voltage and high CMRR for precise current sensing
Wide supply voltage range and low supply current for efficient power usage
Small package size for space-constrained designs
Wide operating temperature range for use in diverse environments
RoHS3 compliance for environmental sustainability