ACPL-054L-500E: High-Performance Optoisolator by Broadcom Limited | Features & Applications
ACPL-054L-500E: Broadcom's Premium Optoisolator for Industrial & High-Voltage Applications
The ACPL-054L-500E represents the pinnacle of optoisolation technology from Broadcom Limited, a global leader in electronic components. This dual-channel optocoupler delivers unmatched 3750Vrms isolation with transistor output, making it a critical component for safety-critical systems. Engineers across industries rely on this device for its robust construction, fast switching, and wide operating temperature range.
In-Depth Technical Specifications
Unparalleled Isolation Performance
With 3750Vrms of reinforced isolation (certified to UL, CSA, and IEC standards), the ACPL-054L-500E provides:
- Protection against voltage transients up to 25kV/ s
- Creepage distance of 8mm minimum
- Clearance distance of 8mm minimum
Optical Coupling Characteristics
The device features an advanced AlGaAs LED optically coupled to an integrated photodetector with:
- CTR range: 93% (min) to 200% (max) at 3mA
- Forward current: 20mA maximum
- Forward voltage: 1.5V typical
High-Speed Switching Performance
| Parameter | Value |
|---|---|
| Turn-on time (tON) | 200ns (max) |
| Turn-off time (tOFF) | 380ns (max) |
| Propagation delay | 300ns (max) |
Advanced Package Features
The 8-SOIC surface-mount package offers:
- Compact footprint (3.90mm width)
- Automated pick-and-place compatibility
- Moisture Sensitivity Level (MSL): 1 (unlimited floor life)
- Lead-free and RoHS compliant construction
Industry-Leading Reliability
Broadcom's ACPL-054L-500E undergoes rigorous qualification:
- Temperature range: -40 C to +105 C (full operation)
- 100% tested for partial discharge
- 50,000 hours minimum LED life at 50 C
- Flammability rating: UL94 V-0
Comprehensive Application Guide
Industrial Automation Systems
Ideal for:
- PLC I/O modules
- Motor drive isolation
- Factory communication buses (PROFIBUS, DeviceNet)
- Harsh environment sensor interfaces
Medical Equipment
Critical for:
- Patient monitoring systems
- Diagnostic equipment isolation
- Therapeutic device controls
- Meeting IEC 60601-1 safety standards
Renewable Energy Systems
Essential in:
- Solar inverter gate drives
- Wind turbine control systems
- Battery management systems
- Smart grid communications
Design Considerations
Circuit Layout Recommendations
- Maintain 8mm clearance between input/output traces
- Use ground planes for noise reduction
- Include 0.1 F bypass capacitor near device
- Limit LED current to 10mA for extended life
Thermal Management
For high-temperature environments:
- Derate LED current above 70 C
- Maintain <2.5W/cm power dissipation
- Consider thermal vias for SMT applications
Why Choose ACPL-054L-500E?
Compared to competitors, Broadcom's solution offers:
- 30% higher isolation voltage than industry average
- 50% faster switching speed
- Proven reliability with <0.1 FIT rate
- Global technical support network
Purchasing Information
Available through authorized distributors in:
- Tape and reel packaging (1000 units/reel)
- Sample quantities for evaluation
- Custom quantity requests
For datasheets, application notes, or design support, visit Broadcom's official technical resources center. The ACPL-054L-500E continues Broadcom's tradition of delivering optoelectronic solutions that push the boundaries of performance and reliability in critical applications.