HCPL0611R1 Equivalent & Substitute Parts

Part Overview

The HCPL0611R1 is a logic output optoisolator manufactured by onsemi, featuring 3.75kV isolation voltage, open collector output, and 10Mbps data rate in an 8-SOIC package. This component is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production support. The part provides galvanic isolation suitable for industrial control, power management, and signal conditioning applications requiring high common mode transient immunity of 15kV/µs.

Key Parameters

Parameter	Value
Isolation Voltage	3750Vrms
Number of Channels	1
Output Type	Open Collector
Data Rate	10Mbps
Common Mode Transient Immunity (Min)	15kV/µs
Output Current	50 mA
Supply Voltage	4.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Package	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution for the HCPL0611R1 is determined by the following critical parameters: isolation voltage (3750Vrms), number of channels (1), output configuration (open collector), package type (8-SOIC), and operating temperature range (-40°C ~ 85°C). The substitute parts are grouped into two categories:

Direct Functional Equivalent: HCPL-0611-500E maintains identical isolation voltage, channel count, output type, and package specifications. This part is manufactured by Broadcom Limited and is in active product status, making it the primary replacement for the obsolete HCPL0611R1.

Similar Functional Alternatives: HCPL-060L series parts (HCPL-060L, HCPL-060L-000E, HCPL-060L-060E, HCPL-060L-500E, HCPL-060L-560, HCPL-060L-560E) and HCPL-061A series parts (HCPL-061A, HCPL-061A-000E, HCPL-061A-500E) share the same isolation voltage, channel count, output type, and package, but differ in data rate, common mode transient immunity, or input current specifications. These parts are suitable where the specific performance characteristics align with application requirements.

Parameter Comparison

Part Number	Manufacturer	Isolation Voltage	Data Rate	CMTI (Min)	Output Current	Supply Voltage	Product Status	Package
HCPL0611R1	onsemi	3750Vrms	10Mbps	15kV/µs	50 mA	4.5V ~ 5.5V	Obsolete	8-SOIC
HCPL-0611-500E	Broadcom Limited	3750Vrms	10MBd	15kV/µs	50 mA	4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L-000E	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L-060E	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L-500E	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L-560	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-060L-560E	Broadcom Limited	3750Vrms	15MBd	10kV/µs	50 mA	2.7V ~ 3.6V, 4.5V ~ 5.5V	Active	8-SOIC
HCPL-061A	Broadcom Limited	3750Vrms	10MBd	1kV/µs	50 mA	4.5V ~ 5.5V	Active	8-SOIC
HCPL-061A-000E	Broadcom Limited	3750Vrms	10MBd	1kV/µs	50 mA	4.5V ~ 5.5V	Active	8-SOIC
HCPL-061A-500E	Broadcom Limited	3750Vrms	10MBd	1kV/µs	50 mA	4.5V ~ 5.5V	Active	8-SOIC

Engineering Selection Recommendations

Primary Replacement: HCPL-0611-500E is the direct functional equivalent for HCPL0611R1. This part maintains all critical electrical parameters including 15kV/µs common mode transient immunity, 10Mbps data rate, and 4.5V to 5.5V supply voltage range. The part is in active production status with ROHS3 compliance and extensive inventory availability (20,500 units), ensuring long-term supply continuity.

Alternative Selection Criteria: The HCPL-060L series offers higher data rate capability (15MBd) and extended supply voltage range (2.7V to 3.6V and 4.5V to 5.5V), but features reduced common mode transient immunity (10kV/µs). These parts are suitable for applications where the lower CMTI specification is acceptable and dual supply voltage support is beneficial. ROHS3 compliance is available in HCPL-060L-000E, HCPL-060L-060E, HCPL-060L-500E, and HCPL-060L-560E variants.

Lower CMTI Alternative: The HCPL-061A series maintains 10Mbps data rate and 4.5V to 5.5V supply voltage but operates with 1kV/µs common mode transient immunity. This series is appropriate only for applications with reduced transient immunity requirements. ROHS3 compliance is available in HCPL-061A-000E and HCPL-061A-500E.

Frequently Asked Questions (FAQ)

Q: Can HCPL-060L series parts directly replace HCPL0611R1?

A: HCPL-060L series parts share the same isolation voltage, channel count, output type, and 8-SOIC package. However, they feature 10kV/µs common mode transient immunity compared to the 15kV/µs specification of HCPL0611R1. Substitution is valid only if the application does not require the higher CMTI performance.

Q: What is the difference between HCPL-0611-500E and other HCPL-060L variants?

A: HCPL-0611-500E maintains the 15kV/µs CMTI specification identical to HCPL0611R1, while HCPL-060L variants reduce CMTI to 10kV/µs but increase data rate to 15MBd. HCPL-0611-500E is the direct equivalent for applications requiring the original performance specification.

Q: Are packaging differences significant between substitute parts?

A: All substitute parts use the 8-SOIC (0.154", 3.90mm Width) package, maintaining mechanical and electrical compatibility. Packaging variants (Cut Tape, Tube, Tape & Reel) affect supply format and handling but not functional performance.

Q: Which substitute part offers the best compliance status?

A: HCPL-0611-500E, HCPL-060L-000E, HCPL-060L-060E, HCPL-060L-500E, HCPL-060L-560E, HCPL-061A-000E, and HCPL-061A-500E all carry ROHS3 compliance. HCPL-0611-500E is recommended for direct replacement due to identical electrical specifications.

Q: Can HCPL-061A parts be used as substitutes?

A: HCPL-061A parts are suitable only for applications where 1kV/µs common mode transient immunity is acceptable. The reduced CMTI specification makes these parts unsuitable for high-speed switching environments or applications with significant dV/dt transients.

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