Overview
The ADM1293-1AACPZ from Analog Devices Inc. is a high-accuracy integrated digital power monitor designed for precise current, voltage, and power monitoring. This device is part of the ADM1293/ADM1294 series and is particularly suited for applications requiring accurate power management and monitoring. It features a 12-bit analog-to-digital converter (ADC) and supports PMBus™ compliant I2C interface for communication with a master controller. The ADM1293-1AACPZ is packaged in a 16-pin LFCSP (Lead Frame Chip Scale Package) with an exposed pad, facilitating efficient surface mount assembly and ensuring robust thermal performance.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADM1293-1AACPZ-RL7 |
| Package | 16-LFCSP-WQ (4x4) |
| Operating Voltage | 2.95V to 20V |
| ADC Resolution | 12-bit |
| Interface | PMBus™ compliant I2C |
| Current Sense Range | ±25 mV |
| Current Sense Absolute Error | 0.33% at ±20 mV sense voltage over temperature |
| Mounting Type | Surface Mount |
| RoHS Status | Lead Free / RoHS Compliant |
Key Features
- High accuracy current, voltage, and power monitoring using a 12-bit ADC.
- Supports high-side and low-side current sensing.
- Common-mode sense voltage from 0 V to 20 V.
- PMBus™ compliant I2C interface for communication with a master controller.
- Power accumulator for energy metering.
- Interrupt signals for overcurrent, overvoltage, undervoltage, and overpower conditions.
Applications
- Industrial production.
- Smart home appliances.
- Electric vehicles.
- Medical devices.
- Internet of Things (IoT) devices.
Q & A
- What is the operating voltage range of the ADM1293-1AACPZ? The operating voltage range is from 2.95V to 20V.
- What type of package does the ADM1293-1AACPZ use? It uses a 16-LFCSP-WQ (4x4) package.
- What is the resolution of the ADC in the ADM1293-1AACPZ? The ADC resolution is 12-bit.
- Does the ADM1293-1AACPZ support PMBus interface? Yes, it supports PMBus™ compliant I2C interface.
- What is the current sense range of the ADM1293-1AACPZ? The current sense range is ±25 mV.
- What are the typical applications of the ADM1293-1AACPZ? Typical applications include industrial production, smart home appliances, electric vehicles, medical devices, and IoT devices.
- Is the ADM1293-1AACPZ RoHS compliant? Yes, it is Lead Free / RoHS Compliant.
- How does the ADM1293-1AACPZ monitor power? It monitors power by measuring the voltage difference across an external sense resistor and using an internal 12-bit ADC to digitize the signal.
- Can the ADM1293-1AACPZ generate interrupt signals? Yes, it can generate interrupt signals for overcurrent, overvoltage, undervoltage, and overpower conditions.
- What is the mounting type of the ADM1293-1AACPZ? The mounting type is Surface Mount.
