FODM3010 Optoisolator Equivalent & Substitute Parts

Part Overview

The FODM3010 is a 3.75kV isolation optoisolator with triac output, designed for single-channel applications requiring high-voltage isolation in surface mount packaging. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing design support and procurement planning. The FODM3010 operates across a temperature range of -40°C to 100°C and is approved by BSI, CSA, and UL standards bodies.

Key Parameters

Parameter	FODM3010
Manufacturer	onsemi
Category	Optoisolators
Output Type	Triac
Number of Channels	1
Voltage - Isolation	3750Vrms
Voltage - Off State	250 V
Static dV/dt (Min)	10V/µs (Typ)
Current - LED Trigger (Ift) (Max)	15mA
Current - On State (It (RMS)) (Max)	70 mA
Current - Hold (Ih)	300µA (Typ)
Voltage - Forward (Vf) (Typ)	1.2V
Current - DC Forward (If) (Max)	60 mA
Operating Temperature	-40°C ~ 100°C
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Product Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the FODM3010 is determined by strict equivalence across the following critical parameters:

Isolation voltage rating: 3750Vrms minimum
Output type: Triac configuration
Number of channels: Single channel
Mounting type: Surface mount
Package configuration: 4-SMD, Gull Wing
Operating temperature range: -40°C to 100°C minimum
On-state current capability: 70 mA RMS minimum

The FODM3053R2V-NF098 meets all mandatory substitution criteria. While this substitute exhibits improved electrical characteristics in certain parameters (higher off-state voltage, faster dV/dt response, lower trigger current), these enhancements do not preclude its use as a direct replacement. The substitute maintains identical isolation voltage, output type, channel count, package format, and thermal operating range.

Parameter Comparison

Parameter	FODM3010	FODM3053R2V-NF098	Compatibility Notes
Manufacturer	onsemi	onsemi	Same manufacturer
Output Type	Triac	Triac	Identical
Number of Channels	1	1	Identical
Voltage - Isolation	3750Vrms	3750Vrms	Identical
Voltage - Off State	250 V	600 V	Substitute rated higher
Static dV/dt (Min)	10V/µs (Typ)	1kV/µs	Substitute rated higher
Current - LED Trigger (Ift) (Max)	15mA	5mA	Substitute requires lower trigger current
Current - On State (It (RMS)) (Max)	70 mA	70 mA	Identical
Current - Hold (Ih)	300µA (Typ)	300µA (Typ)	Identical
Voltage - Forward (Vf) (Typ)	1.2V	1.2V	Identical
Current - DC Forward (If) (Max)	60 mA	60 mA	Identical
Operating Temperature	-40°C ~ 100°C	-40°C ~ 100°C	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Package / Case	4-SMD, Gull Wing	4-SMD, Gull Wing	Identical
Product Status	Obsolete	Active	Substitute is actively manufactured
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Identical

Engineering Selection Recommendations

The FODM3053R2V-NF098 is the qualified substitute for the obsolete FODM3010. Selection is based on the following engineering criteria:

Product Status: The FODM3010 is obsolete, while the FODM3053R2V-NF098 maintains active production status, ensuring long-term availability and supply chain continuity.

Electrical Equivalence: Both parts maintain identical isolation voltage (3750Vrms), output configuration (triac), channel count (1), and on-state current rating (70 mA RMS). The substitute's improved off-state voltage rating (600 V vs. 250 V) and dV/dt performance (1kV/µs vs. 10V/µs) provide enhanced margin without introducing incompatibility.

Compliance and Certification: The FODM3010 carries BSI, CSA, and UL approvals. The FODM3053R2V-NF098 carries cUR, UR, and VDE approvals. Both meet recognized safety standards appropriate for high-voltage isolation applications.

Packaging and Thermal: Identical surface mount 4-SMD Gull Wing packaging and operating temperature range (-40°C to 100°C) ensure mechanical and thermal compatibility in existing designs.

RoHS Compliance: The FODM3053R2V-NF098 is ROHS3 compliant, supporting environmental and regulatory requirements for new designs.

Frequently Asked Questions (FAQ)

Q: Can the FODM3053R2V-NF098 directly replace the FODM3010 in existing designs?

A: Yes. Both parts share identical isolation voltage, output type, channel configuration, package format, and operating temperature range. The substitute's improved electrical characteristics do not introduce incompatibility.

Q: What is the primary reason for substitution?

A: The FODM3010 is classified as obsolete. The FODM3053R2V-NF098 is an active production part from the same manufacturer, ensuring continued availability and supply chain support.

Q: Are there packaging differences between these parts?

A: No. Both parts use 4-SMD Gull Wing surface mount packaging. The FODM3010 is supplied in standard packaging, while the FODM3053R2V-NF098 is supplied in Tape & Reel format, which is standard for active production components.

Q: How do the electrical specifications compare?

A: Core specifications are identical: 3750Vrms isolation, 70 mA on-state current, 300µA hold current, and 1.2V forward voltage. The substitute offers higher off-state voltage (600 V vs. 250 V) and faster dV/dt response (1kV/µs vs. 10V/µs), both of which are performance enhancements.

Q: Does the lower trigger current of the substitute affect circuit design?

A: The FODM3053R2V-NF098 requires 5mA maximum trigger current compared to 15mA for the FODM3010. This lower requirement reduces LED drive current demand and may improve overall circuit efficiency. Existing drive circuits designed for 15mA will operate reliably with the substitute.

Q: What certifications apply to the substitute part?

A: The FODM3053R2V-NF098 carries cUR, UR, and VDE approvals, meeting recognized international safety standards for high-voltage isolation applications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message