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BROADCOM HCPL4503000E High-Speed Signal Isolator

The HCPL-4503-000E is a high-speed, single-channel optocoupler that provides electrical isolation between input and output through an insulating layer. It features separate connections for the photodiode bias and output transistor collector, enabling a high-speed response up to 1 Mbps—up to 100 times faster than standard phototransistor couplers. Designed with increased common-mode transient immunity of at least 15 kV/μs at 1500 V (VCM), it is suitable for applications requiring robust isolation and high-speed data transfer. This device is TTL compatible with open-collector output and performs reliably across a temperature range of 0°C to 100°C. Typical applications include signal processing, motor drive and control, and sensing and instrumentation.

Authorized Distributors
Source:Newark
Part No:HCPL-4503-000E
Stock:8240
Inv Date:06-01-2026
Price: Unit price: $2.62
Buy/RFQ:
Source:DigiKey
Part No:HCPL-4503-000E
Stock:1216
Inv Date:06-01-2026
Price: Unit price: $2.99
Buy/RFQ:
Part No:HCPL-4503-000E
Stock:22716
Inv Date:06-02-2026
Price: Unit price: $2.63
Buy/RFQ:

BROADCOM HCPL4503000E High-Speed Signal Isolator Specifications:

  • Isolation Voltage: 3750 V rms (UL), 5000 V rms (UL Option 020)
  • Propagation Delay: 56-56 ns (logic low and high), at 25°C
  • Common Mode Transient Immunity: ≥15 kV/μs at 1500 V (VCM)
  • Current Transfer Ratio (CTR): 19%-50% at 16mA input current
  • Input Forward Voltage: 1.7-1.85 V at 16mA
  • Output Voltage: 0.1-0.4 V (logic low), 0.1-0.5 V (logic high)
  • Operating Temperature Range: 0°C to 100°C
  • Supply Current: ~0.02-0.05 μA (logic high), ~50-200 pA (logic low)
  • Package: 8-Pin DIP, SO-8, Widebody
  • Compliance: UL Recognized, CSA Approved, IEC/EN/DIN EN 60747-5-5
  • Lead-Free: Yes
  • Soldering Temperature (Through-Hole): 260°C for 10 sec

Buy the Buy Avago HCPL4503000E Optocoupler Part Number HCPL4503000E Online

Experience reliable high-speed data isolation with the Avago HCPL-4503-000E optocoupler. Designed for fast response times and superior insulation, it is ideal for signal processing, motor drives, and instrumentation. With extensive safety approvals, RoHS compliance, and a wide operating temperature range, this device ensures optimal performance across various industrial applications. Order online today to benefit from quick delivery and technical support, ensuring your projects maintain high efficiency and safety standards.

Get Avago HCPL-4503-000E today—built for high-speed data transfer and robust electrical isolation in control and sensing systems.

Frequently Asked Questions

Where can I buy BROADCOM HCPL4503000E?

You can click on the BUY or RFQ button to purchase HCPL4503000E from an authorized BROADCOM distributor.

How do I troubleshoot issues or seek technical support for part HCPL4503000E?

You can download the HCPL4503000E datasheet or visit the BROADCOM website for support.

Who is the manufacturer of HCPL4503000E?

BROADCOM

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