HCPL4503SDVM Equivalent & Substitute Parts

Part Overview

The HCPL4503SDVM is an optoisolator transistor with base output manufactured by onsemi, designed for high-voltage isolation applications requiring 5000Vrms isolation rating. This component features a single channel with transistor output and base connection, housed in an 8-SMD surface mount package. The part is currently active in production status with ROHS3 compliance and unlimited moisture sensitivity level rating. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity across manufacturing environments.

Key Parameters

Parameter	Value
Isolation Voltage	5000Vrms
Number of Channels	1
Output Type	Transistor with Base
Current Transfer Ratio (Min)	19% @ 16mA
Current Transfer Ratio (Max)	50% @ 16mA
Turn On / Turn Off Time (Typ)	250ns, 260ns
Voltage - Output (Max)	20V
Current - Output / Channel	8mA
Voltage - Forward (Vf) (Typ)	1.45V
Current - DC Forward (If) (Max)	25mA
Operating Temperature Range	-40°C ~ 100°C
Mounting Type	Surface Mount
Package / Case	8-SMD, Gull Wing
Input Type	DC
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the HCPL4503SDVM are classified based on strict parametric equivalence across the following critical parameters: isolation voltage (5000Vrms), number of channels (1), output type (transistor with base), current transfer ratio range (19% to 50% @ 16mA), switching time characteristics (250ns/260ns), maximum output voltage (20V), output current per channel (8mA), forward voltage (1.45V), maximum forward current (25mA), operating temperature range (-40°C to 100°C), surface mount configuration, and 8-SMD gull wing package specification.

Parametric equivalents maintain all specified electrical and mechanical parameters identically to the main part. Upgrade substitutes introduce improved performance characteristics such as extended temperature range or faster switching times while maintaining core functional parameters. Similar substitutes may exhibit variations in current transfer ratio minimum specification or switching time characteristics but remain functionally compatible within the defined parameter envelope.

Parameter Comparison

Part Number	Manufacturer	Isolation Voltage	CTR Min @ 16mA	CTR Max @ 16mA	Turn On/Off Time (ns)	Output Voltage Max	Output Current	Operating Temp	Package	Packaging Type	Inventory
HCPL4503SDVM	onsemi	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	748 Pcs
6N136SDM	onsemi	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	2323 Pcs
6N136SDVM	onsemi	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	1969 Pcs
6N136TSR2VM	onsemi	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	958 Pcs
HCPL4503SDM	onsemi	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Cut Tape (CT) & Digi-Reel®	64200 Pcs
HCPL4503TSR2VM	Fairchild Semiconductor	5000Vrms	19%	50%	250, 260	20V	8mA	-40°C ~ 100°C	8-SMD, Gull Wing	Bulk	17619 Pcs
6N136SMT&R	Isocom Components 2004 LTD	5000Vrms	19%	50%	150, 400	20V	8mA	-55°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	2188 Pcs
6N135SMT&R	Isocom Components 2004 LTD	5000Vrms	7%	50%	—	20V	8mA	-55°C ~ 100°C	8-SMD, Gull Wing	Tape & Reel (TR)	1967 Pcs

Engineering Selection Recommendations

Direct parametric equivalents for the HCPL4503SDVM include 6N136SDM, 6N136SDVM, 6N136TSR2VM, and HCPL4503SDM, all manufactured by onsemi with identical electrical specifications and ROHS3 compliance. These parts maintain the specified current transfer ratio range, switching time characteristics, and operating temperature envelope. Selection among these equivalents depends on packaging format requirements: HCPL4503SDM is available in Cut Tape and Digi-Reel format with highest inventory availability (64200 pcs), while tape and reel variants offer alternative sourcing options.

The HCPL4503TSR2VM, manufactured by Fairchild Semiconductor, provides parametric equivalence with bulk packaging and substantial inventory (17619 pcs), suitable for high-volume procurement scenarios where packaging format flexibility is acceptable.

The 6N136SMT&R from Isocom Components 2004 LTD qualifies as an upgrade substitute, offering extended operating temperature range (-55°C to 100°C) compared to the standard -40°C to 100°C specification, while maintaining all other electrical parameters. This part is suitable for applications requiring enhanced low-temperature performance.

The 6N135SMT&R from Isocom Components 2004 LTD functions as a similar substitute with reduced current transfer ratio minimum specification (7% versus 19%), extended temperature range (-55°C to 100°C), and identical maximum current transfer ratio (50%). This part is applicable where lower current transfer ratio minimum is acceptable within circuit design margins.

All recommended substitutes maintain ROHS3 compliance and MSL 1 (unlimited) rating, ensuring compatibility with standard manufacturing and storage protocols.

Frequently Asked Questions (FAQ)

Q: Can HCPL4503SDM be used as a direct replacement for HCPL4503SDVM?

A: Yes. HCPL4503SDM is a parametric equivalent with identical electrical specifications, isolation voltage, switching characteristics, and operating temperature range. The primary difference is packaging format: HCPL4503SDM is supplied in Cut Tape and Digi-Reel format, while HCPL4503SDVM is supplied in Tape & Reel format. Both are surface mount 8-SMD gull wing packages suitable for automated assembly.

Q: What is the difference between 6N136 and 6N135 series parts?

A: The 6N135SMT&R differs from 6N136 series parts in current transfer ratio minimum specification: 6N135 specifies 7% minimum CTR at 16mA, while 6N136 specifies 19% minimum CTR at 16mA. Both maintain 50% maximum CTR and identical isolation voltage, output characteristics, and package configuration. Selection depends on circuit design requirements for minimum current transfer ratio performance.

Q: Are Isocom Components parts suitable replacements for onsemi parts?

A: Yes, with parameter verification. Isocom 6N136SMT&R and 6N135SMT&R maintain the required 5000Vrms isolation, transistor output configuration, and 8-SMD gull wing package. The 6N136SMT&R upgrade substitute offers extended temperature range (-55°C to 100°C). Verify switching time requirements: Isocom parts specify 150ns/400ns versus onsemi specification of 250ns/260ns.

Q: What packaging options are available for this optoisolator?

A: Available packaging formats include Tape & Reel (TR), Cut Tape (CT) with Digi-Reel, and Bulk. All parts maintain the 8-SMD surface mount gull wing package configuration. Selection depends on procurement volume and assembly line requirements.

Q: Is Fairchild Semiconductor HCPL4503TSR2VM compatible with onsemi HCPL4503SDVM?

A: Yes. HCPL4503TSR2VM maintains parametric equivalence with identical electrical specifications and isolation voltage. The part is supplied in bulk packaging format rather than tape and reel, and is suitable for applications where packaging format flexibility is acceptable.

Q: What compliance certifications apply to all substitute parts?

A: All recommended substitute parts maintain ROHS3 compliance and MSL 1 (unlimited) moisture sensitivity level rating, ensuring compatibility with standard manufacturing protocols and storage requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message