Overview
The ADM1075-1ACPZ, produced by Analog Devices Inc., is a full-featured negative voltage hot swap controller. This device is designed to enable safe insertion and removal of boards from a live -48 V backplane, making it ideal for applications requiring high reliability and robust protection features. The ADM1075 integrates several key functions, including constant power foldback, high accuracy digital current and voltage measurement, and overcurrent fault protection. This controller is particularly suited for industrial and telecommunications systems where precise control and protection are critical.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | ADM1075-1ACPZ |
| Manufacturer | Analog Devices Inc. |
| Package | 28-pin LFCSP EP T/R |
| Voltage Range | -48 V |
| Minimum Operating Supply Voltage | -35 V |
| Maximum Operating Supply Voltage | -3 V |
| Maximum Supply Current | Typically 10 mA |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | 85°C |
| Control Interface | Digital (I2C) |
| Number of Channels | 1 |
| External FET | Required |
| PGOOD Output Logic | Active Low |
Key Features
- Current sense amplifier for high accuracy current sensing
- Overcurrent fault protection with adjustable circuit breaker threshold
- Precision voltage measurement and monitoring
- Integrated MOSFET control for hot swap capability
- Fast response to fault conditions with programmable fault response times
- Robust thermal performance under load
- Compact QFN package for space-efficient designs
- Low power consumption and cost-effective solution for system protection
- Enhanced system protection features including cable drop compensation and surge stopper protection
Applications
The ADM1075-1ACPZ is suitable for various applications requiring reliable and controlled hot swap operations, including:
- Telecommunications systems
- Industrial control systems
- Data centers and server systems
- Power-over-Ethernet (PoE) systems
- High-reliability power supplies and power distribution units
Q & A
- What is the primary function of the ADM1075-1ACPZ?
The primary function of the ADM1075-1ACPZ is to act as a hot swap controller, allowing safe insertion and removal of boards from a live -48 V backplane.
- What type of package does the ADM1075-1ACPZ come in?
The ADM1075-1ACPZ comes in a 28-pin LFCSP EP T/R package.
- What is the voltage range of the ADM1075-1ACPZ?
The voltage range of the ADM1075-1ACPZ is -48 V.
- Does the ADM1075-1ACPZ support digital communication?
Yes, the ADM1075-1ACPZ supports digital communication via an I2C interface.
- What kind of protection does the ADM1075-1ACPZ offer?
The ADM1075-1ACPZ offers overcurrent fault protection, surge stopper protection, and other enhanced system protection features.
- Is the ADM1075-1ACPZ suitable for industrial applications?
Yes, the ADM1075-1ACPZ is designed for industrial applications, offering robust thermal performance and high reliability.
- Can the circuit breaker threshold be adjusted on the ADM1075-1ACPZ?
Yes, the circuit breaker threshold on the ADM1075-1ACPZ is adjustable.
- What is the typical operating supply voltage for the ADM1075-1ACPZ?
The typical operating supply voltage for the ADM1075-1ACPZ is around -3 V to -35 V.
- Does the ADM1075-1ACPZ support cable drop compensation?
Yes, the ADM1075-1ACPZ supports cable drop compensation.
- Is the ADM1075-1ACPZ compliant with EU RoHS regulations?
Yes, the ADM1075-1ACPZ is compliant with EU RoHS regulations (2011/65/EU, 2015/863).
