IAUZ40N06S5L050ATMA1 - 60V 90A 5mΩ OptiMOS 5 N-MOSFET | Infineon
MPN: IAUZ40N06S5L050ATMA1 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.34 | $1.34 |
| 10 | $1.2 | $12.00 |
| 100 | $1.05 | $105.00 |
| 500 | $0.92 | $460.00 |
| 1,000 | $0.82 | $820.00 |
| 3,000 | $0.71 | $2,130.00 |
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View Datasheet →IAUZ40N06S5L050ATMA1 Maximum Ratings & Electrical Characteristics
| Polarity | N-Channel |
| Drain-Source Voltage (V<sub>DS</sub>) | 60 V |
| Drain Current at T<sub>j</sub> | 90 A |
| R<sub>DS(on)</sub> max @ V<sub>GS</sub>=10V | 5 mΩ |
| R<sub>DS(on)</sub> @ V<sub>GS</sub>=10V, I<sub>D</sub>=20A | 6.4 mΩ |
| Gate Threshold Voltage V<sub>GS(th)</sub> | 2.2 V at 29 µA |
| Total Gate Charge Q<sub>G</sub> | 28.2 nC |
| Power Dissipation (P<sub>D</sub>, T<sub>C</sub>=25°C) | 71 W |
| Operating Junction Temperature | -55 °C to +175 °C |
| Package | PG-TSDSON-8-33 (TSDSON-8) |
| Mounting Type | Surface Mount |
| Technology | OptiMOS 5 (super-junction N-channel) |
| Automotive Qualification | AEC-Q100 qualified |
| RoHS Status | Compliant |
IAUZ40N06S5L050ATMA1 Pin Configuration
| Pin 1 | Source — Source connection (pin 1 of 8) |
| Pin 2 | Source — Source connection (pin 2 of 8) |
| Pin 3 | Source — Source connection (pin 3 of 8) |
| Pin 4 | Gate — Gate drive input |
| Pin 5 | Drain — Drain connection (pin 5 of 8) |
| Pin 6 | Drain — Drain connection (pin 6 of 8) |
| Pin 7 | Drain — Drain connection (pin 7 of 8) |
| Pin 8 | Drain — Drain connection (pin 8 of 8) |
Safe Operating Area (DC)
Typical Applications
IAUZ40N06S5L050ATMA1 is suitable for 6 applications: 12V Automotive DC-DC Buck Converter, Automotive LED Headlight Driver, 48V Mild-Hybrid DC-DC Converter, Battery Management System (BMS) Protection, ADAS Sensor Power Supply, E-Mobility Motor Drive Auxiliary Stage.
12V Automotive DC-DC Buck Converter
The IAUZ40N06S5L050ATMA1 fits as the synchronous rectifier (low-side) in 12 V input buck converters for automotive infotainment, ADAS ECUs, and body controllers. With 5 mΩ R<sub>DS(on)</sub> at 10 V V<sub>GS</sub> and 28.2 nC Q<sub>G</sub>, it minimizes both conduction loss (P=I²R ≈ 0.45 W at 30 A continuous) and switching loss at 100-300 kHz operating frequency. The 60 V V<sub>DS</sub> rating provides ≥25 V margin above 12 V battery + load-dump transients (35 V peak per ISO 7637-2). The PG-TSDSON-8-33 footprint enables converter designs under 25 mm² total footprint, critical for distributed ECU placement.
Recommended
Automotive LED Headlight Driver
The IAUZ40N06S5L050ATMA1 functions as the main switching FET or synchronous rectifier in automotive LED headlight boost/buck driver topologies. Its 90 A continuous drain current supports high-brightness LED arrays up to 30 A load without paralleling devices. The 60 V V<sub>DS</sub> rating gives margin against automotive transient events, and the AEC-Q100 qualification is mandatory for headlamp applications. The PG-TSDSON-8-33 thermal pad enables direct PCB heat-sinking, allowing compact headlamp module designs with junction temperature staying below 150 °C even at 8-12 W continuous dissipation.
Recommended
48V Mild-Hybrid DC-DC Converter
The IAUZ40N06S5L050ATMA1 can be used in 48 V mild-hybrid systems where V<sub>DS</sub> transients are controlled below 60 V by the converter topology. For example, in a 48 V to 12 V buck converter operating at 200 kHz, the IAUZ40N06S5L050ATMA1's low R<sub>DS(on)</sub>×Q<sub>G</sub> figure-of-merit enables >97% peak efficiency at 20 A load. For designs where 48 V battery transients could exceed 60 V, consider the higher-voltage IPB020N10N5ATMA1 from the XAIPART catalog as a same-footprint alternative with 100 V rating.
Recommended
Battery Management System (BMS) Protection
In BMS protection circuits, the IAUZ40N06S5L050ATMA1 serves as a high-current disconnect switch for 12 V/48 V battery modules. Its 90 A continuous current rating handles peak discharge currents during engine cranking or regenerative braking events. The 60 V V<sub>DS</sub> rating accommodates 48 V nominal plus inductive transients when switching off inductive loads. The PG-TSDSON-8-33 package allows bidirectional current flow when wired in back-to-back configuration for high-side + low-side disconnect topologies used in master-slave BMS architectures.
Recommended
ADAS Sensor Power Supply
The IAUZ40N06S5L050ATMA1 powers ADAS sensor rails (camera, radar, lidar) where high-current bursts occur during sensor activation and post-processing. The 5 mΩ R<sub>DS(on)</sub> minimizes voltage droop during 5-10 A load steps from radar MMIC activation. The AEC-Q100 qualification is required for ISO 26262 functional-safety rated ADAS subsystems. The low Q<sub>G</sub> of 28.2 nC allows the device to be driven directly from logic-level GPIO on small microcontrollers without a dedicated gate driver, simplifying ADAS sensor PCB designs.
Recommended
E-Mobility Motor Drive Auxiliary Stage
The IAUZ40N06S5L050ATMA1 serves in auxiliary power stages for e-mobility traction systems - specifically the 12 V auxiliary buck converters that power vehicle accessories from the high-voltage traction battery. With 5 mΩ R<sub>DS(on)</sub> and 71 W power dissipation rating, it handles the auxiliary load transients (up to 40 A peaks during seat/window motor activation). The -55 °C to +175 °C junction temperature range ensures operation across automotive underhood thermal extremes. PG-TSDSON-8-33 footprint enables direct PCB-mount thermal management without heatsinks.
Recommended
Recommended Products Summary
Engineering reference data for IAUZ40N06S5L050ATMA1 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | IAUZ40N08S5N100ATMA1 | BSC036NE7NS3GATMA1 | BSC059N04LSGATMA1 | IAUZN04S7L030ATMA1 |
|---|---|---|---|---|---|
| Brand | Infineon | Infineon | Infineon | Infineon | Infineon |
| Package | PG-TSDSON-8-33 | PG-TSDSON-8-33 (same) | PG-TSDSON-8 (same family) | PG-TSDSON-8 (same family) | PG-TSDSON-8-33 (same) |
| VDS max | 60 V | 60 V (same) | 75 V (+25%) | 40 V (-33%) | 40 V (-33%) |
| RDS(on) max @ 10V | 5 mΩ | 8 mΩ (+60%) | 3.6 mΩ (-28%) | 5.9 mΩ (+18%) | 3 mΩ (-40%) |
| Continuous Drain Current | 90 A (Tj) | 70 A | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Total Gate Charge QG | 28.2 nC | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Power Dissipation (Tc=25C) | 71 W | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Automotive Grade (AEC-Q100) | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Optimized balance of low RDS(on) (5 mΩ) and low QG (28.2 nC) at 60 V VDS in compact PG-TSDSON-8-33 footprint (vs BSC059N04LSGATMA1)
- AEC-Q100 automotive-qualified OptiMOS 5 generation (vs ISC011N03L5SATMA1)
- Highest continuous drain current (90 A at Tj) in the 60 V TSDSON-8 family (vs IAUZ40N08S5N100ATMA1)
Design Notes
Estimated: At P_D = 71 W into the PG-TSDSON-8-33 case and an R_θJA of approximately 50 °C/W on a standard 2s2p FR4 PCB (per JEDEC JESD51-5/-7), the junction temperature rise is ~71 W × 50 °C/W = 3550 °C above ambient, which obviously exceeds the 175 °C rating. In practice, the 71 W rating is the absolute maximum at T_C=25 °C; in real applications the device must be thermally limited to ≤ 2-3 W steady-state on 1 oz copper without airflow. For 8-12 W continuous dissipation, use 2 oz copper with at least 1 cm² of drain-pad copper pour and consider adding thermal vias to inner layers.
The PG-TSDSON-8-33 footprint requires careful PCB layout. Source pins 1-3 should be connected with a wide top-side copper pour leading back to the source of the high-side FET (in buck topology) to minimize source-inductance-induced gate ringing. Place a 10 nF gate-to-source ceramic capacitor as close as possible to pin 4 (gate) to suppress Miller-effect turn-on. Use at least 4 thermal vias (0.3 mm drill, 0.5 mm pad) under the exposed drain pad to conduct heat into the inner-layer copper pour or bottom-side thermal pad.
Do not drive the gate with logic-level signals (3.3 V or 4.5 V) - this leaves R_DS(on) at 2-3× the datasheet value and can cause thermal runaway at high load. Use a dedicated 10 V gate driver or bootstrap supply. Be aware that the body diode has a moderate reverse-recovery charge (Q_rr) - for hard-switched half-bridge topologies, consider using the companion part's built-in anti-parallel diode or adding a Schottky in parallel. Finally, the 60 V V_DS rating is absolute maximum, not continuous operating - derate to ≤ 48 V (80%) for reliable long-term operation.
Compliance Information
AEC-Q100 qualified for automotive applications per Infineon product page. RoHS and REACH compliant. PG-TSDSON-8-33 package is halogen-free per JEDEC JS709B definitions.
