ISC0804NLSATMA1 Equivalent & Substitute Parts

Part Overview

The ISC0804NLSATMA1 is an N-Channel MOSFET manufactured by Infineon Technologies, rated for 100V drain-to-source voltage with 12A continuous drain current at 25°C ambient temperature and 59A at case temperature. This device is housed in a PG-TDSON-8 surface mount package and is part of the OptiMOS™ 5 series. The part is classified as Not For New Designs, indicating that Infineon has discontinued this model for new applications. Identifying equivalent and substitute parts is necessary to support existing designs, facilitate production continuity, and enable migration to active product lines where applicable.

Key Parameters

Parameter	Value	Unit
Drain-to-Source Voltage (Vdss)	100	V
Continuous Drain Current @ 25°C (Ta)	12	A
Continuous Drain Current @ Case Temp (Tc)	59	A
RDS(on) Max @ 20A, 10V	10.9	mOhm
Gate Threshold Voltage (Vgs(th)) Max @ 28µA	2.3	V
Gate Charge (Qg) Max @ 10V	24	nC
Input Capacitance (Ciss) Max @ 50V	1600	pF
Power Dissipation Max (Ta)	2.5	W
Power Dissipation Max (Tc)	60	W
Operating Temperature Range	-55 to 150	°C
Package Type	PG-TDSON-8	-
FET Type	N-Channel	-
Technology	MOSFET (Metal Oxide)	-

Substitute Part Grouping Explanation

Substitution of the ISC0804NLSATMA1 is determined by electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Criteria:

Drain-to-Source Voltage (Vdss) must be equal to or greater than 100V
Continuous drain current must support the application's current requirements
RDS(on) characteristics must be compatible with thermal and power dissipation constraints
Gate threshold voltage and gate charge must be within acceptable operating ranges
Operating temperature range must encompass -55°C to 150°C

Mechanical Compatibility Criteria:

Package type must be surface mount compatible
Pin configuration must match or be compatible with existing PCB layouts
Moisture sensitivity level and RoHS compliance must meet application requirements

The substitute parts listed below satisfy these criteria while offering either equivalent or enhanced electrical performance characteristics.

Parameter Comparison

Parameter	ISC0804NLSATMA1	BSC080N12LSGATMA1	FDMS86101	Unit
Manufacturer	Infineon Technologies	Infineon Technologies	onsemi	-
Vdss	100	120	100	V
Id @ 25°C (Ta)	12	12	12.4	A
Id @ Case Temp (Tc)	59	99	60	A
RDS(on) Max	10.9 @ 20A, 10V	8 @ 50A, 10V	8 @ 13A, 10V	mOhm
Vgs(th) Max	2.3 @ 28µA	2.4 @ 112µA	4 @ 250µA	V
Gate Charge (Qg) Max @ 10V	24	79	55	nC
Ciss Max @ 50V	1600	7400	3000	pF
Power Dissipation Max (Tc)	60	156	104	W
Operating Temperature	-55 to 150	-55 to 150	-55 to 150	°C
Package	PG-TDSON-8	PG-TDSON-8	8-PQFN (5x6)	-
Product Status	Not For New Designs	Active	Active	-
RoHS Compliance	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	-
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	-

Engineering Selection Recommendations

BSC080N12LSGATMA1 (Infineon Technologies)

This substitute is an active product within the OptiMOS™ series and provides direct electrical compatibility with the ISC0804NLSATMA1. Both devices share identical continuous drain current ratings at 25°C ambient temperature (12A) and operate within the same voltage class (100V/120V). The BSC080N12LSGATMA1 features improved RDS(on) characteristics (8mOhm versus 10.9mOhm) and higher case temperature current rating (99A versus 59A), resulting in enhanced thermal performance. Both devices are housed in the PG-TDSON-8 package, enabling direct PCB layout compatibility. The BSC080N12LSGATMA1 maintains ROHS3 compliance and MSL 1 rating. Selection of this part is appropriate for applications requiring continued support from Infineon's active product portfolio.

FDMS86101 (onsemi)

This substitute is an active product from onsemi's PowerTrench® series and provides electrical equivalence at the 100V voltage rating. The FDMS86101 delivers comparable continuous drain current (12.4A at 25°C, 60A at case temperature) and RDS(on) performance (8mOhm). The device operates across the same temperature range (-55°C to 150°C) and maintains ROHS3 compliance and MSL 1 rating. The FDMS86101 is housed in an 8-PQFN (5x6) package, which differs from the PG-TDSON-8 package of the original part. PCB layout modification is required for this substitution. Selection of this part is appropriate for applications where onsemi supply chain availability or pricing is advantageous and package redesign is feasible.

Frequently Asked Questions (FAQ)

Q: Can the BSC080N12LSGATMA1 be used as a direct replacement for the ISC0804NLSATMA1 without PCB modifications?

A: Yes. Both devices use the PG-TDSON-8 package with identical pin configurations and footprints. No PCB layout changes are required. The BSC080N12LSGATMA1 is electrically compatible and provides equivalent or superior performance across all specified parameters.

Q: What are the key differences between the BSC080N12LSGATMA1 and FDMS86101?

A: The primary differences are manufacturer (Infineon versus onsemi), package type (PG-TDSON-8 versus 8-PQFN), and gate charge characteristics. The BSC080N12LSGATMA1 requires no PCB changes, while the FDMS86101 requires package footprint redesign. Both devices meet the electrical requirements of the original part.

Q: Is the FDMS86101 suitable for applications requiring the original PG-TDSON-8 package?

A: No. The FDMS86101 uses an 8-PQFN (5x6) package, which has a different footprint and pin layout than the PG-TDSON-8 package. PCB redesign is necessary to accommodate this substitute.

Q: Why does the BSC080N12LSGATMA1 have higher gate charge than the original part?

A: The BSC080N12LSGATMA1 features higher input capacitance (Ciss) and gate charge (Qg) due to its enhanced current handling capability (99A at case temperature versus 59A). This results in slightly longer switching times but improved thermal performance and current capacity.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. Both the BSC080N12LSGATMA1 and FDMS86101 are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings, matching the compliance profile of the ISC0804NLSATMA1.

Q: What is the significance of the ISC0804NLSATMA1 being classified as "Not For New Designs"?

A: This classification indicates that Infineon has discontinued this part for new applications. Existing designs may continue to use available inventory, but new designs should transition to active alternatives such as the BSC080N12LSGATMA1 to ensure long-term supply chain support and access to design documentation updates.

Q: Can the BSC080N12LSGATMA1 handle higher voltage applications than the original part?

A: The BSC080N12LSGATMA1 is rated for 120V drain-to-source voltage compared to the ISC0804NLSATMA1's 100V rating. This provides additional voltage margin but does not extend the part's application range beyond its specified 120V maximum rating.

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