1. Product Overview

Product Name: Power Backplane cPCI 3U Dual 47-pin
Model: cBP-3062A
Series: cBP-3062 Series (3U CompactPCI Power Backplane)
Article Number: cBP-3062A
Manufacturer: ADLINK Technology Inc.
Product Category: CompactPCI Power Distribution Backplane
Associated Systems: cPCIS-1000/2000 Series 3U CompactPCI Sub-systems
Manufacturer Website: [www.adlinktech.com](http://www.adlinktech.com)

The ADLINK cBP-3062A is a 3U CompactPCI power backplane designed to support dual redundant 47-pin power supply units compliant with the PICMG 2.11 CompactPCI Power Interface Specification. It provides a robust and reliable power distribution interface for industrial-grade CompactPCI systems, ensuring redundancy, stability, and compatibility with ADLINK’s cPS-175 series power supplies and related CompactPCI chassis platforms.

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2. Key Features

- Dual Redundant Power Support: Accommodates two 3U redundant 47-pin CompactPCI power supply units for high-availability applications.
- PICMG 2.11 Compliance: Fully compliant with the CompactPCI Power Interface Specification, ensuring interoperability with standard CompactPCI power modules.
- High Reliability Design: Engineered for industrial environments requiring continuous operation and fault-tolerant power delivery.
- ATX-Compatible Output Connectors: Provides two ATX-like DC output connectors for easy integration with standard CompactPCI backplanes or system boards.
- External AC Input Terminals: Equipped with screw terminals for direct AC input connection, simplifying installation and maintenance.
- Current Sharing Capability: Supports current sharing between redundant power supplies for balanced load distribution and improved reliability.
- Compact 3U Form Factor: Optimized for 3U CompactPCI chassis, occupying only 4-slot width (81 mm) while maintaining full functionality.
- Integrated Power Management Signals: Includes INH# (inhibit), FAL# (fail), DEG# (derate), and sense lines for intelligent power control and monitoring.
- Industrial-Grade Construction: Built with high-quality PCB materials and connectors for long-term durability in demanding environments.
- Compatibility: Designed for use with ADLINK cPS-175 series power supplies and cPCIS-2000/1000 CompactPCI platforms.

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3. Technical Specifications

- Form Factor: 3U CompactPCI
- Compliance: PICMG 2.11 CompactPCI Power Interface
- Supported Power Supplies: Two 3U redundant 47-pin CompactPCI PSUs (e.g., ADLINK cPS-175/AC, cPS-175/48, cPS-175/24)
- Dimensions: 133.35 mm (H) × 81.0 mm (W) × 3.2 mm (T)
- Slot Width: 4-slot equivalent
- Connectors:
- CN101 & CN102: Dual 47-pin CompactPCI power supply sockets
- CN103 & CN104: ATX-like DC output connectors
- CN105: INH# (inhibit) control connector
- CN106: Current sharing connector
- CN107: Screw terminals for external AC input
- Power Output Signals:
- V1 = +5V
- V2 = +3.3V
- V3 = +12V
- V4 = −12V
- Signal Lines:
- V1SENSE, V2SENSE, V3SENSE for voltage feedback
- FAL# (Power Fail)
- DEG# (Derate)
- INH# (Inhibit)
- SRTN (Sense Return)
- Material: Multi-layer FR-4 PCB, 3.2 mm thickness
- Operating Temperature: 0°C to 70°C (system dependent)
- Storage Temperature: −40°C to +85°C
- Humidity: <95% RH @ 40°C, non-condensing
- Weight: Approx. 0.3 kg (board only)

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4. Functionality

The cBP-3062A serves as a dedicated power backplane for CompactPCI systems, providing redundant power input and regulated DC distribution to system backplanes or peripheral modules. It integrates two 47-pin CompactPCI power connectors (CN101 and CN102) that accept hot-swappable redundant power supply units. The board automatically balances load sharing between the two PSUs and ensures uninterrupted operation in case of a single PSU failure.

Use Cases and Applications:
- Industrial automation controllers
- Telecommunications and networking systems
- Embedded computing platforms
- Military and transportation control systems
- High-availability CompactPCI servers

Compatibility:
- Compatible with ADLINK cPS-175 series power supplies (AC/DC input variants)
- Integrates seamlessly with ADLINK cPCIS-2000 and cPCIS-1000 chassis
- Supports ATX-style power output for standard CompactPCI backplanes

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5. Components & Accessories

Included Components:
- cBP-3062A power backplane board
- Dual 47-pin CompactPCI PSU sockets (CN101, CN102)
- Two ATX-like DC output connectors (CN103, CN104)
- INH# control connector (CN105)
- Current sharing connector (CN106)
- AC input screw terminal block (CN107)

Optional Accessories:
- ADLINK cPS-175/AC, cPS-175/48, or cPS-175/24 redundant power supplies
- CompactPCI chassis (cPCIS-2000A, cPCIS-1000)
- cPCI-SP3E slot panels with EMC gaskets
- cPCI-PSF power supply frame for PS2-size PSU integration

Connector Details:
- CN103/CN104 (ATX-like Output):
- Pins 1–2: V2SENSE (+3.3V sense)
- Pins 4, 6, 10, 20: V1 (+5V)
- Pins 3, 5, 7, 13, 15, 17: GND
- Pin 12: V4 (−12V)
- Pin 14: INH#
- Pin 8: FAL#
- Pin 9: DEG#
- Pin 19: V1SENSE
- Pin 18: V3SENSE (+12V sense)

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6. Installation & Setup

Requirements:
- Compatible 3U CompactPCI chassis (e.g., ADLINK cPCIS-2000A)
- Two 47-pin redundant CompactPCI power supply modules
- Proper grounding and AC input wiring

Mounting Options:
- Direct installation into 3U CompactPCI chassis power bay
- Secured using standard card guides and mounting screws

Configuration Steps:
1. Power off the system and disconnect AC input.
2. Insert the cBP-3062A into the designated power bay slot.
3. Connect redundant power supplies to CN101 and CN102.
4. Wire AC input lines to CN107 screw terminals (Line, Neutral, Ground).
5. Connect ATX-like outputs (CN103/CN104) to the system backplane.
6. Optionally connect INH# (CN105) to a front-panel power switch.
7. Verify current sharing and sense line connections (CN106).
8. Power on the system and confirm LED indicators on PSUs.

Safety Notes:
- Ensure connectors match PICMG 2.11 specifications (Positronic PCIH47F300A1).
- Avoid forcing incompatible connectors to prevent damage.
- Maintain proper airflow and cooling within the chassis.

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7. Performance & Capabilities

- Power Handling: Supports up to 175W per PSU (total 350W redundant configuration).
- Redundancy: Automatic failover between dual PSUs; continuous operation during single PSU failure.
- Load Sharing: ±10% current sharing accuracy between redundant units.
- Voltage Regulation: ±3% for +5V, ±5% for +3.3V, +12V, and −12V outputs.
- Efficiency: Dependent on PSU model (typically 73% for cPS-175 series).
- Response Time: <500 ms rise time from power-up; hold-up time >6 ms.
- Thermal Performance: Full load operation up to 40°C with forced air cooling; derated above 50°C.
- Reliability: MTBF >100,000 hours (based on PSU specifications).
- Limitations: Requires compatible 47-pin CompactPCI PSUs; not suitable for 31-pin PSU configurations.

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8. Standards & Compliance

- CompactPCI Compliance: PICMG 2.11 (Power Interface Specification)
- Electrical Safety: UL 1950, CSA C22.2 No. 950, EN60950 (via PSU compliance)
- EMC/EMI: EN55022 Class A, EN61000-3-2, EN61000-3-3
- Environmental Standards:
- Operating temperature: 0°C to 70°C
- Storage temperature: −40°C to +85°C
- Humidity: <95% non-condensing
- Mechanical Standards: 3U CompactPCI mechanical form factor (133.35 mm height)
- Connector Standards: Positronic PCIH47F300A1 / PCI47M400A1 per PICMG 2.11
- RoHS Compliance: Manufactured with lead-free processes (where applicable)

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9. Additional Information

Warranty:
ADLINK provides a one-year limited warranty covering defects in materials and workmanship from the date of purchase. The warranty excludes damage caused by misuse, improper installation, or unauthorized modifications.

Support & Service:
- Technical Support: nuipc@adlink.com.tw
- Sales & Service: service@adlink.com.tw
- Phone: +886-2-82265877
- Fax: +886-2-82265717
- Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan, R.O.C.

Maintenance:
- Periodically inspect connectors for dust or oxidation.
- Ensure proper airflow and cooling within the chassis.
- Replace power supplies in pairs to maintain redundancy integrity.

Firmware/Hardware Updates:
The cBP-3062A is a passive backplane; no firmware updates are required. Hardware revisions may be released to improve reliability or compatibility with newer PSU models.

Recommended System Integration:
- Chassis: cPCIS-2000A or cPCIS-1000
- Power Supplies: cPS-175/AC (AC input), cPS-175/48 (−48V DC input), cPS-175/24 (−24V DC input)
- Backplane Integration: Connects to CompactPCI backplanes such as cBP-3200 or cBP-3400 series for full system assembly.

Summary:
The ADLINK cBP-3062A Power Backplane is a robust, standards-compliant solution for integrating dual redundant 47-pin CompactPCI power supplies into 3U CompactPCI systems. It ensures reliable power distribution, redundancy, and monitoring capabilities for mission-critical industrial and embedded computing applications. With its compact design, comprehensive signal support, and adherence to PICMG 2.11, the cBP-3062A is an essential component for building high-availability CompactPCI platforms.