HCPL0701R1V Equivalent & Substitute Parts

Part Overview

The HCPL0701R1V is a single-channel optoisolator with Darlington output and base connection, manufactured by onsemi. This component provides 2500Vrms isolation voltage and is designed for DC input applications requiring galvanic isolation with high current transfer ratio performance. The part is currently obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	HCPL0701R1V
Manufacturer	onsemi
Category	Optoisolators
Number of Channels	1
Voltage - Isolation	2500Vrms
Current Transfer Ratio (Min)	500% @ 1.6mA
Current Transfer Ratio (Max)	2600% @ 1.6mA
Turn On / Turn Off Time (Typ)	300ns, 1.6µs
Output Type	Darlington with Base
Voltage - Output (Max)	18V
Current - Output / Channel	60mA
Voltage - Forward (Vf) (Typ)	1.25V
Current - DC Forward (If) (Max)	20mA
Operating Temperature	-40°C ~ 85°C
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the HCPL0701R1V are classified based on electrical and mechanical compatibility within the optoisolator Darlington category. The primary substitution criteria are:

Critical Parameters for Substitution:

Single-channel configuration
Darlington output with base connection
8-SOIC surface mount package
Maximum output voltage of 18V
Output current capability of 60mA per channel
DC input type
Operating temperature range compatibility

Parametric Equivalent: HCPL0701R2 maintains identical electrical specifications to the main part, including 2500Vrms isolation voltage, 500-2600% current transfer ratio at 1.6mA input, and 300ns/1.6µs switching times. This part is manufactured by Fairchild Semiconductor and carries Active product status.

Similar Parts with Enhanced Isolation: HCPL-0701-500E and HCPL-070A-560E/HCPL-070A-060E are manufactured by Broadcom Limited and provide 3750Vrms isolation voltage, exceeding the main part specification. These parts maintain compatible output characteristics (18V maximum, 60mA per channel) and 8-SOIC packaging but differ in current transfer ratio specifications and switching performance.

Parameter Comparison

Parameter	HCPL0701R1V (Main)	HCPL0701R2	HCPL-0701-500E	HCPL-070A-560E	HCPL-070A-060E
Manufacturer	onsemi	Fairchild Semiconductor	Broadcom Limited	Broadcom Limited	Broadcom Limited
Product Status	Obsolete	Active	Active	Active	Active
Number of Channels	1	1	1	1	1
Voltage - Isolation	2500Vrms	2500Vrms	3750Vrms	3750Vrms	3750Vrms
Current Transfer Ratio (Min)	500% @ 1.6mA	500% @ 1.6mA	500% @ 1.6mA	600% @ 500µA	600% @ 500µA
Current Transfer Ratio (Max)	2600% @ 1.6mA	2600% @ 1.6mA	2600% @ 1.6mA	8000% @ 500µA	8000% @ 500µA
Turn On / Turn Off Time (Typ)	300ns, 1.6µs	300ns, 1.6µs	200ns, 2µs	3µs, 34µs	3µs, 34µs
Output Type	Darlington with Base	Darlington with Base	Darlington with Base	Darlington with Base	Darlington with Base
Voltage - Output (Max)	18V	18V	18V	18V	18V
Current - Output / Channel	60mA	60mA	60mA	60mA	60mA
Voltage - Forward (Vf) (Typ)	1.25V	1.25V	1.4V	1.25V	1.25V
Current - DC Forward (If) (Max)	20mA	20mA	20mA	5mA	5mA
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	0°C ~ 70°C	0°C ~ 70°C
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount

Engineering Selection Recommendations

Direct Replacement (Parametric Equivalent): HCPL0701R2 is the primary substitute for HCPL0701R1V. This part maintains identical electrical specifications across all critical parameters including isolation voltage, current transfer ratio, switching times, and operating temperature range. HCPL0701R2 carries Active product status from Fairchild Semiconductor, ensuring ongoing availability and supply chain continuity.

Enhanced Isolation Alternatives: HCPL-0701-500E, HCPL-070A-560E, and HCPL-070A-060E provide 3750Vrms isolation voltage, which exceeds the main part specification by 50%. These Broadcom Limited parts are suitable for applications requiring higher isolation margins. All three maintain compatible output characteristics and 8-SOIC packaging.

HCPL-0701-500E offers switching performance (200ns/2µs) superior to the main part while maintaining the same current transfer ratio specification at 1.6mA input current. This part is available in Cut Tape and Digi-Reel packaging with ROHS3 compliance.

HCPL-070A-560E and HCPL-070A-060E feature significantly higher current transfer ratios (600-8000% @ 500µA) and lower maximum forward current (5mA vs. 20mA), indicating lower input power requirements. These parts operate within a narrower temperature range (0°C ~ 70°C) compared to the main part. Both are ROHS3 compliant and available in Tube and Tape & Reel packaging respectively.

Compliance Considerations: All substitute parts carry REACH Unaffected status and EAR99 ECCN classification, matching the main part. HCPL-0701-500E, HCPL-070A-560E, and HCPL-070A-060E are ROHS3 compliant, providing additional regulatory alignment for modern applications.

Frequently Asked Questions (FAQ)

Q: Can HCPL0701R2 be used as a direct drop-in replacement for HCPL0701R1V?

A: Yes. HCPL0701R2 is a parametric equivalent with identical electrical specifications across isolation voltage, current transfer ratio, switching times, output voltage, output current, and operating temperature range. The 8-SOIC package and pin configuration are compatible. No circuit modifications are required.

Q: What is the primary advantage of HCPL-0701-500E over HCPL0701R1V?

A: HCPL-0701-500E provides 3750Vrms isolation voltage compared to 2500Vrms in the main part, offering 50% higher isolation margin. Additionally, it features faster switching times (200ns turn-on vs. 300ns). Both parts maintain identical current transfer ratio specifications at 1.6mA input current and compatible output characteristics.

Q: Are HCPL-070A-560E and HCPL-070A-060E suitable replacements for the main part?

A: These parts are mechanically and functionally compatible in terms of package, output voltage, and output current. However, they differ significantly in electrical performance: they require lower input current (500µA vs. 1.6mA), exhibit much higher current transfer ratios (600-8000% vs. 500-2600%), and operate within a narrower temperature range (0°C ~ 70°C vs. -40°C ~ 85°C). Selection depends on application requirements for input current, temperature range, and switching speed.

Q: What packaging options are available for substitute parts?

A: HCPL0701R2 is available in Bulk packaging. HCPL-0701-500E is supplied in Cut Tape and Digi-Reel formats. HCPL-070A-560E is available in Tape & Reel packaging, while HCPL-070A-060E is supplied in Tube packaging. All parts use the same 8-SOIC surface mount package.

Q: Do all substitute parts meet modern compliance standards?

A: HCPL0701R2 carries standard compliance certifications matching the main part. HCPL-0701-500E, HCPL-070A-560E, and HCPL-070A-060E are ROHS3 compliant, providing enhanced regulatory alignment for current manufacturing standards. All parts are REACH Unaffected and carry EAR99 ECCN classification.

Q: What is the key difference between HCPL-070A-560E and HCPL-070A-060E?

A: Both parts are electrically identical with 3750Vrms isolation, 600-8000% current transfer ratio at 500µA input, and 0°C ~ 70°C operating temperature. The primary difference is packaging: HCPL-070A-560E is supplied in Tape & Reel format, while HCPL-070A-060E is supplied in Tube format. Selection depends on assembly process requirements.

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