MAX44299UWE Maxim Integrated Integrated Circuit (BGA) In Stock
Maxim Integrated MAX44299UWE is a precision current and voltage sense IC with integrated power measurement capability in a compact BGA package. It features a high-accuracy bidirectional current sensor with an integrated 12-bit ADC and I2C digital interface for real-time power monitoring. Suitable for battery management systems, servers, and industrial power monitoring applications.
- Manufacturer
- Maxim Integrated
- Package
- BGA
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- MAX44299UWE Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Integrated bidirectional current sensing with 12-bit ADC resolution enabling accurate power measurement in a single IC
- I2C digital output interface for direct microcontroller communication, supporting up to 400 kHz fast-mode data transfer
- Compact BGA package with wide supply voltage range of 2.7 V to 5.5 V for flexible integration into space-constrained power monitoring designs
Applications
The MAX44299UWE is ideal for real-time power monitoring in server power supplies, battery-powered IoT devices, and industrial equipment where precise measurement of current, voltage, and wattage is required through a digital interface. It is also used in smart energy meters, point-of-load power regulators, and embedded systems that require continuous 12-bit accuracy power telemetry over I2C without external ADCs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What ADC resolution and interface does the MAX44299UWE use for power measurement output?
The MAX44299UWE integrates a 12-bit analog-to-digital converter for current and voltage measurement, with results reported over an I2C interface supporting up to 400 kHz fast-mode communication. This allows a host microcontroller to read real-time current, voltage, and calculated power values directly in digital form without any external ADC circuitry.
What supply voltage range does the MAX44299UWE support, and what are its typical applications?
The MAX44299UWE operates from a supply voltage range of 2.7 V to 5.5 V, making it compatible with 3.3 V and 5 V microcontroller systems. It is commonly deployed in battery management circuits, server power monitoring boards, and smart metering applications where continuous bidirectional current measurement with 12-bit accuracy is needed alongside voltage sensing.
How does the MAX44299UWE compare to discrete shunt-resistor plus external ADC solutions for current sensing?
The MAX44299UWE integrates the shunt amplifier, voltage measurement, 12-bit ADC, and I2C interface into a single BGA die, replacing at least 3 to 4 discrete components. This integration reduces PCB area, simplifies firmware to a single I2C register read, and achieves measurement latency under 1 ms per sample, compared to external ADC pipelines that typically require 2 ms or more for equivalent 12-bit resolution.
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About Maxim Integrated
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