HCPL-0453#060 Equivalent & Substitute Parts

Part Overview

The HCPL-0453#060 is a single-channel optoisolator with transistor output manufactured by Broadcom Limited, rated for 3750Vrms isolation voltage. This component is designed for applications requiring galvanic isolation in DC input circuits with transistor output switching capability. The part is currently discontinued at DiGi Electronics, necessitating identification of equivalent and substitute components for ongoing design support and procurement.

Key Parameters

Parameter	Value
Manufacturer Part Number	HCPL-0453#060
Manufacturer	Broadcom Limited
Category	Optoisolators
Number of Channels	1
Voltage - Isolation	3750Vrms
Current Transfer Ratio (Min)	15% @ 16mA
Input Type	DC
Output Type	Transistor
Voltage - Output (Max)	20V
Current - Output / Channel	8mA
Voltage - Forward (Vf) (Typ)	1.5V
Current - DC Forward (If) (Max)	25mA
Operating Temperature	-55°C ~ 100°C
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	RoHS non-compliant
Product Status	Discontinued at DiGi Electronics

Substitute Part Grouping Explanation

Substitution of the HCPL-0453#060 is determined by the following critical parameters:

Voltage - Isolation: 3750Vrms minimum requirement
Number of Channels: Single-channel configuration
Output Type: Transistor output
Input Type: DC input
Package / Case: 8-SOIC form factor
Current - Output / Channel: 8mA capability
Voltage - Output (Max): 20V or greater
Operating Temperature Range: -55°C to 100°C coverage
Current Transfer Ratio (Min): 15% @ 16mA or greater

Substitute parts are grouped into three categories:

Direct Manufacturer Equivalents (Broadcom Limited): Parts with identical electrical specifications and base product number HCPL-0453 or HCPL-0452, differing only in packaging configuration or RoHS compliance status.

Parametric Equivalents (Broadcom Limited): Parts meeting or exceeding all critical electrical parameters with identical package specifications.

Cross-Manufacturer Alternatives: Parts from alternative manufacturers (Fairchild Semiconductor, Vishay Semiconductor Opto Division) meeting or exceeding isolation voltage, output capability, and package requirements.

Parameter Comparison

Part Number	Manufacturer	Voltage - Isolation	Current Transfer Ratio (Min)	Voltage - Output (Max)	Current - Output / Channel	Operating Temperature	Package / Case	Product Status	RoHS Status
HCPL-0453#060	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Discontinued	RoHS non-compliant
HCPL-0453-060E	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Active	ROHS3 Compliant
HCPL-0453-000E	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Active	ROHS3 Compliant
HCPL-0453	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Active	RoHS non-compliant
HCPL-0452	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Active	RoHS non-compliant
HCPL-0452-000E	Broadcom Limited	3750Vrms	15% @ 16mA	20V	8mA	-55°C ~ 100°C	8-SOIC	Active	ROHS3 Compliant
HCPL0453	Fairchild Semiconductor	2500Vrms	19% @ 16mA	20V	8mA	-40°C ~ 85°C	8-SOIC	Active	Not specified
SFH6343T	Vishay Semiconductor Opto Division	4000Vrms	19% @ 16mA	25V	8mA	-55°C ~ 100°C	8-SOIC	Active	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes (Broadcom Limited - Direct Equivalents)

HCPL-0453-060E and HCPL-0453-000E are direct functional equivalents of HCPL-0453#060 with identical electrical specifications. Both parts are currently active in production and ROHS3 compliant, addressing regulatory requirements for new designs. These parts maintain the 3750Vrms isolation rating, 15% minimum current transfer ratio, and full -55°C to 100°C operating temperature range. Selection between these variants depends on packaging requirements (Tube packaging available for both).

Secondary Substitutes (Broadcom Limited - Base Product Numbers)

HCPL-0453 and HCPL-0452 provide parametric equivalence with identical electrical performance. HCPL-0452-000E offers the same electrical specifications with ROHS3 compliance and active product status. These parts are suitable for applications where the specific revision designation is not critical to circuit function.

Cross-Manufacturer Alternative (Vishay Semiconductor Opto Division)

SFH6343T exceeds the isolation voltage requirement at 4000Vrms and provides improved current transfer ratio (19% minimum vs. 15% minimum). This part maintains the 8-SOIC package footprint, supports the full -55°C to 100°C temperature range, and carries ROHS3 compliance. The higher isolation voltage provides additional design margin for high-voltage isolation applications.

Limited Compatibility Alternative (Fairchild Semiconductor)

HCPL0453 from Fairchild Semiconductor meets the package and output current specifications but operates at reduced isolation voltage (2500Vrms vs. 3750Vrms) and narrower temperature range (-40°C to 85°C). This part is suitable only for applications where the lower isolation voltage and temperature constraints are acceptable.

Frequently Asked Questions (FAQ)

Q: Can HCPL-0453-060E be used as a direct replacement for HCPL-0453#060?

A: Yes. HCPL-0453-060E is electrically identical to HCPL-0453#060 with matching isolation voltage (3750Vrms), current transfer ratio (15% @ 16mA), output voltage (20V max), and operating temperature range (-55°C to 100°C). The primary difference is ROHS3 compliance status and active product availability.

Q: What is the difference between HCPL-0453-060E and HCPL-0453-000E?

A: Both parts are electrically identical with matching specifications. The difference lies in packaging configuration and supplier device package designation. Selection depends on procurement requirements and packaging preferences (Tube packaging).

Q: Is SFH6343T compatible with HCPL-0453#060 applications?

A: SFH6343T is compatible for applications requiring the 8-SOIC package and transistor output configuration. The part exceeds isolation voltage requirements (4000Vrms vs. 3750Vrms) and provides improved current transfer ratio (19% minimum vs. 15% minimum). Operating temperature range matches (-55°C to 100°C). Verify that the higher isolation voltage and improved performance characteristics do not introduce unintended circuit behavior.

Q: Why is the Fairchild HCPL0453 listed as a substitute if it has lower isolation voltage?

A: HCPL0453 from Fairchild Semiconductor is listed as a manufacturer-recommended alternative based on the provided substitute list. However, the 2500Vrms isolation voltage is below the HCPL-0453#060 specification of 3750Vrms. This part is suitable only for applications where the lower isolation voltage meets design requirements. The narrower operating temperature range (-40°C to 85°C) further restricts applicability.

Q: Are all substitute parts available in the same 8-SOIC package?

A: Yes. All listed substitute parts use the 8-SOIC (0.154", 3.90mm Width) package, ensuring mechanical and electrical compatibility with existing PCB layouts designed for HCPL-0453#060.

Q: What is the significance of RoHS compliance for substitute selection?

A: ROHS3-compliant parts (HCPL-0453-060E, HCPL-0453-000E, HCPL-0452-000E, SFH6343T) meet current regulatory requirements for electronic components in many jurisdictions. For new designs or products subject to RoHS regulations, ROHS3-compliant substitutes are required. The original HCPL-0453#060 is RoHS non-compliant and suitable only for legacy applications or regions without RoHS requirements.

Q: Can multiple substitute parts be used interchangeably in the same design?

A: Broadcom Limited parts (HCPL-0453-060E, HCPL-0453-000E, HCPL-0453, HCPL-0452, HCPL-0452-000E) are interchangeable due to identical electrical specifications and package compatibility. Cross-manufacturer substitutes (SFH6343T, HCPL0453 from Fairchild) require verification of circuit performance due to differences in isolation voltage, current transfer ratio, and operating temperature range.

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