HCPL2530S Equivalent & Substitute Parts

Part Overview

The HCPL2530S is a 2-channel optoisolator with transistor output manufactured by onsemi, rated for 2500Vrms isolation voltage. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The HCPL2530S operates across a temperature range of -55°C to 100°C and is housed in an 8-SMD Gull Wing package, suitable for surface mount applications requiring galvanic isolation in industrial and automotive circuits.

Key Parameters

Parameter	Value
Manufacturer Part Number	HCPL2530S
Manufacturer	onsemi
Category	Optoisolators
Number of Channels	2
Voltage - Isolation	2500Vrms
Current Transfer Ratio (Min)	7% @ 16mA
Current Transfer Ratio (Max)	50% @ 16mA
Turn On / Turn Off Time (Typ)	450ns, 500ns
Output Type	Transistor
Voltage - Output (Max)	20V
Current - Output / Channel	8mA
Voltage - Forward (Vf) (Typ)	1.45V
Current - DC Forward (If) (Max)	25mA
Operating Temperature	-55°C ~ 100°C
Mounting Type	Surface Mount
Package / Case	8-SMD, Gull Wing
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the HCPL2530S is determined by the following critical parameters: number of channels (2), output type (transistor), isolation voltage rating, current transfer ratio range, output voltage capability, output current per channel, operating temperature range, and package type. Substitute parts are grouped into two categories based on these constraints:

Category 1: Direct Functional Equivalents (2500Vrms Isolation, 8-SMD Package) These parts maintain the same isolation voltage rating and 8-SMD Gull Wing package as the HCPL2530S, ensuring pin-compatible replacement with identical electrical performance envelope.

Category 2: Enhanced Isolation Voltage Alternatives (3750Vrms to 5000Vrms Isolation, 8-SMD Package) These parts provide higher isolation voltage ratings while maintaining the same 8-SMD Gull Wing package, 2-channel configuration, transistor output, and compatible electrical parameters. These are suitable for applications requiring increased isolation margin.

Category 3: Alternative Package Formats (8-DIP Gull Wing) These parts offer equivalent electrical performance but in different package configurations, applicable only when PCB layout permits package substitution.

Parameter Comparison

Parameter	HCPL2530S (Main)	HCPL2530SM	HCPL-2530-300E	HCPL-2530-320E	HCPL-2530-500E	HCPL-2530-520E
Manufacturer	onsemi	Fairchild Semiconductor	Broadcom Limited	Broadcom Limited	Broadcom Limited	Broadcom Limited
Number of Channels	2	2	2	2	2	2
Voltage - Isolation	2500Vrms	2500Vrms	3750Vrms	5000Vrms	3750Vrms	5000Vrms
Current Transfer Ratio (Min)	7% @ 16mA	7% @ 16mA	7% @ 16mA	7% @ 16mA	7% @ 16mA	7% @ 16mA
Current Transfer Ratio (Max)	50% @ 16mA	50% @ 16mA	50% @ 16mA	50% @ 16mA	50% @ 16mA	50% @ 16mA
Turn On / Turn Off Time (Typ)	450ns, 500ns	450ns, 300ns	200ns, 1.3µs	200ns, 1.3µs	200ns, 1.3µs	200ns, 1.3µs
Output Type	Transistor	Transistor	Transistor	Transistor	Transistor	Transistor
Voltage - Output (Max)	20V	20V	20V	20V	20V	20V
Current - Output / Channel	8mA	8mA	8mA	8mA	8mA	8mA
Voltage - Forward (Vf) (Typ)	1.45V	1.45V	1.5V	1.5V	1.5V	1.5V
Current - DC Forward (If) (Max)	25mA	25mA	25mA	25mA	25mA	25mA
Operating Temperature	-55°C ~ 100°C	-55°C ~ 100°C	-55°C ~ 100°C	-55°C ~ 100°C	-55°C ~ 100°C	-55°C ~ 100°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	8-SMD, Gull Wing	8-SMD, Gull Wing	8-SMD, Gull Wing	8-SMD, Gull Wing	8-SMD, Gull Wing	8-SMD, Gull Wing
Product Status	Obsolete	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitute: HCPL2530SM The HCPL2530SM manufactured by Fairchild Semiconductor is the recommended direct replacement for the obsolete HCPL2530S. This part maintains identical electrical specifications including 2500Vrms isolation voltage, 2-channel transistor output configuration, and 8-SMD Gull Wing package. The HCPL2530SM is in active product status, ensuring long-term availability and supply chain stability. Both parts are compliant with RoHS3 standards and operate across the same temperature range.

Secondary Substitutes: HCPL-2530-300E, HCPL-2530-320E, HCPL-2530-500E, HCPL-2530-520E These Broadcom Limited parts are suitable alternatives when higher isolation voltage margins are required. The HCPL-2530-300E and HCPL-2530-500E provide 3750Vrms isolation, while HCPL-2530-320E and HCPL-2530-520E provide 5000Vrms isolation. All maintain the same 2-channel transistor output, 8-SMD Gull Wing package, and compatible electrical parameters. These parts are in active product status and ROHS3 compliant. Selection between these variants depends on isolation voltage requirements and packaging preference (Tube versus Tape & Reel).

Alternative Package Options: HCPL-2533-300E, HCPL-2533-500E, HCPL-253L-500E, HCPL-253L-520E These parts offer 8-DIP Gull Wing package alternatives with equivalent isolation voltage ratings. These are applicable only when PCB layout and assembly processes support DIP package formats. Note that HCPL-2533 and HCPL-253L series have maximum output voltage of 7V compared to 20V for HCPL-2530 series, which may affect circuit compatibility.

Frequently Asked Questions (FAQ)

Q: Can HCPL2530SM be used as a direct replacement for HCPL2530S? A: Yes. The HCPL2530SM maintains identical electrical specifications, isolation voltage rating, channel count, output type, and 8-SMD Gull Wing package configuration. The primary difference is product status: HCPL2530SM is active while HCPL2530S is obsolete.

Q: What is the difference between HCPL-2530-300E and HCPL-2530-320E? A: The primary difference is isolation voltage rating. HCPL-2530-300E provides 3750Vrms isolation, while HCPL-2530-320E provides 5000Vrms isolation. Both maintain identical channel count, output type, package format, and other electrical parameters. Selection depends on circuit isolation requirements.

Q: Can HCPL-2533 series parts replace HCPL-2530 series parts? A: HCPL-2533 series parts are not direct replacements due to package format differences (8-DIP Gull Wing versus 8-SMD Gull Wing) and reduced maximum output voltage (7V versus 20V). These parts are suitable only when PCB layout permits DIP package substitution and circuit design accommodates lower output voltage.

Q: What does the suffix in part numbers like -300E, -320E, -500E, and -520E indicate? A: These suffixes denote different isolation voltage ratings and packaging formats. The numeric portion indicates isolation voltage class (-300E: 3750Vrms, -320E: 5000Vrms, -500E: 3750Vrms, -520E: 5000Vrms), while the letter suffix indicates packaging type (E: standard suffix designation).

Q: Are all substitute parts ROHS3 compliant? A: HCPL2530SM compliance status is not specified in available data. All Broadcom Limited alternatives (HCPL-2530-300E, HCPL-2530-320E, HCPL-2530-500E, HCPL-2530-520E) are ROHS3 compliant. Verify HCPL2530SM compliance with the manufacturer or distributor before final selection.

Q: What is the difference between Tube and Tape & Reel packaging? A: Tube packaging is suitable for manual assembly and lower-volume applications. Tape & Reel packaging is designed for automated pick-and-place assembly and higher-volume production. Both formats contain identical components; selection depends on assembly process requirements.

Q: Can I use a higher isolation voltage rated part in place of HCPL2530S? A: Yes. Parts with higher isolation voltage ratings (3750Vrms or 5000Vrms) are suitable replacements when the circuit design does not require the specific 2500Vrms rating. Higher isolation voltage provides additional safety margin in high-voltage isolation applications.

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