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Home > Products > Discrete Semiconductor Products > Transistors > FETs, MOSFETs > FETs, MOSFETs

Infineon Technologies IPP70N10S3L12AKSA2

Name: IPP70N10S3L12AKSA2
Brand: Infineon Technologies
SKU: IPP70N10S3L12AKSA2
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: IPP70N10S3L12AKSA2

Manufacturer:: Infineon Technologies

Category:: FETs, MOSFETs

Package:: TO-220-3

Datasheet:: IPP70N10S3L12AKSA2.pdf

Description:: MOSFET_(75V 120V(

Quantity:: RFQ Add To RFQ list

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Product details

Overview

IPP70N10S3L12AKSA2 from Infineon Technologies is an AEC-Q101 qualified N-channel enhancement-mode power MOSFET in PG-TO220-3-1 package, rated for 100 V V_DS, 12.1 mΩ R_DS(on) at V_GS = 10 V and I_D = 70 A, with 175 °C maximum junction temperature and 100% avalanche tested. It serves as a high-current switching element in automotive DC-DC converters, motor control H-bridges, and industrial power supplies.

For engineers reviewing the IPP70N10S3L12AKSA2 datasheet, IPP70N10S3L12AKSA2 pinout, IPP70N10S3L12AKSA2 application, or IPP70N10S3L12AKSA2 equivalent, key selection criteria include its 12.1 mΩ on-resistance at 10 V gate drive, 280 A pulsed drain current capability, 410 mJ single-pulse avalanche energy, and MSL1 reflow compatibility up to 260 °C - critical for under-hood automotive modules and high-reliability industrial inverters.

Technical Context

This OptiMOS™-T device uses trench-gate superjunction technology optimized for low conduction and switching losses in hard-switched topologies. Its gate threshold voltage (1.2–2.4 V) enables robust TTL/CMOS-level drive compatibility, while its 90–135 pF Crss and 60–80 nC total gate charge support efficient 100 kHz–500 kHz operation in synchronous rectification and PWM motor drives.

The integrated body diode exhibits 0.6–1.2 V forward voltage at 70 A and 80 ns reverse recovery time with 185 nC Q_rr, enabling reliable freewheeling in inductive loads without external Schottky supplementation in many 12–48 V systems.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DS	100 V - supports 48 V automotive battery systems with 2× safety margin against load dump transients
R_DS(on) max @ V_GS=10 V	12.1 mΩ - enables ≤1.2 W conduction loss at 70 A continuous drain current
I_D continuous @ T_C=100 °C	48 A - defines thermal-limited output in heatsink-constrained automotive ECUs
E_AS single pulse	410 mJ - sustains repetitive inductive turn-off stress in 12 V starter relays and solenoid drivers
Q_g total	60–80 nC - determines gate driver power requirement and switching speed in 200 kHz SMPS designs
T_j max	175 °C - qualifies for under-hood placement in engine control units per AEC-Q101
R_thJC	1.5 K/W - sets minimum heatsink thermal resistance needed for 70 A operation at 100 °C case temperature

Pinout & Package

IPP70N10S3L12AKSA2 is housed in a PG-TO220-3-1 package with isolated tab (drain-connected), standard three-terminal layout, and through-hole mounting. The package meets JEDEC TO-220AB mechanical outline and supports >125 W power dissipation with adequate heatsinking.

Pin/Terminal	Circuit Role	Design Meaning
Pin 1 (Source)	Source terminal	Low-side reference node; connects directly to PCB ground plane or source return path
Pin 2 (Gate)	Control input	High-impedance MOSFET gate requiring <100 nA leakage drive; sensitive to ESD
Pin 3 (Drain)	Power output / high-side switch node	Internally bonded to metal tab; must be electrically isolated from heatsink unless floating drain topology used

Key Features

Feature	Design Value
AEC-Q101 qualification	Validated for automotive applications including engine management, transmission control, and ADAS power stages
100% unclamped inductive switching (UIS) tested	Guarantees ruggedness against voltage spikes during relay coil de-energization or motor phase commutation
MSL1 rating (260 °C peak reflow)	Enables single-pass lead-free soldering without moisture sensitivity concerns
Low gate plateau voltage (3.7 V typical)	Reduces Miller-induced shoot-through risk in half-bridge configurations with fast gate drivers
Optimized Crss/Ciss ratio	Improves dv/dt immunity and reduces gate oscillation in high-noise motor drive environments

Applications

Automotive Engine Control Unit (ECU)

Industrial 48 V DC Motor Drive

Use Scenario: Switching fuel injector solenoids and ignition coils in gasoline direct injection systems.

IC Role / Device Role / Timing Role: High-side or low-side power switch controlling 12–24 V inductive loads with 5–20 ms on-time pulses.

Use Value: 410 mJ avalanche energy prevents failure during coil flyback events; 175 °C rating ensures reliability near hot engine blocks.

Use Scenario: Half-bridge leg in brushless DC motor controllers for HVAC blowers and conveyor systems.

IC Role / Device Role / Timing Role: Low-side switching element synchronized with complementary high-side FET in 20–100 kHz PWM.

Use Value: 12.1 mΩ R_DS(on) minimizes I²R losses at 40–60 A RMS; 80 ns t_rr limits cross-conduction losses during dead-time transitions.

Onboard Charger (OBC) Primary Side

Telecom 48 V Hot-Swap Protection

Use Scenario: Primary-side switching transistor in LLC resonant converter for EV onboard chargers.

IC Role / Device Role / Timing Role: Hard-switched or quasi-resonant power switch operating at 100–300 kHz with ZVS capability.

Use Value: 60–80 nC Q_g balances switching loss and gate drive complexity; 1.5 K/W R_thJC supports compact heatsink integration in space-constrained OBC modules.

Use Scenario: Inrush current limiter and fault protection switch in 48 V telecom power distribution units.

IC Role / Device Role / Timing Role: Load switch placed between input bus and downstream DC-DC modules.

Use Value: 70 A continuous rating handles full system load; 100% UIS testing ensures survivability during hot-plug insertion transients.

Equivalent & Alternatives

The following parts are listed as comparable options for similar N-channel power MOSFET applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
IPB70N10S3L12AKSA2	PG-TO263-3-2 surface-mount package; 11.8 mΩ R_DS(on) at 10 V; same die, lower R_thJA on PCB	Better suited for automated SMT assembly and thermally optimized PCB layouts	Select when board space and reflow process favor D²PAK over through-hole TO-220
IPI70N10S3L12AKSA2	PG-TO262-3-1 (I²PAK) package; identical R_DS(on) and SOA; slightly higher R_thJC (1.6 K/W)	Offers intermediate mounting flexibility: through-hole with smaller footprint than TO-220	Choose for legacy through-hole production where TO-220 footprint is oversized but D²PAK is incompatible

Compared with IPB70N10S3L12AKSA2 and IPI70N10S3L12AKSA2, IPP70N10S3L12AKSA2 provides the highest thermal resistance to ambient in free-air conditions but delivers lowest cost-per-watt in heatsink-mounted automotive power stages due to mature TO-220 tooling and test infrastructure.

Availability

IPP70N10S3L12AKSA2 is available at Aetrix Electronics and suitable for automotive engine control units, industrial 48 V motor drives, and telecom hot-swap protection circuits requiring stable component supply across extended product lifecycles.

Supply support for IPP70N10S3L12AKSA2 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive microcontrollers, and security ICs, with global manufacturing and R&D centers.

This device belongs to the OptiMOS™-T family, engineered specifically for high-efficiency, high-reliability power conversion in automotive and industrial applications where ruggedness, low R_DS(on), and AEC-Q101 compliance are mandatory.

FAQ

What is the maximum safe gate-source voltage for IPP70N10S3L12AKSA2?

The absolute maximum gate-source voltage is ±20 V. Operation above +20 V risks irreversible gate oxide breakdown, while negative voltages beyond –20 V may cause threshold shift or gate damage. Recommended drive range is 0 V to 12 V for logic-level compatibility, with 10 V ensuring full enhancement and minimal R_DS(on).

Does IPP70N10S3L12AKSA2 require a gate resistor for stability?

Yes - a series gate resistor (typically 5–22 Ω) is required to dampen parasitic oscillations caused by gate loop inductance and Crss feedback. Without it, ringing can exceed V_GS ratings or induce shoot-through in bridge configurations. Resistor value must balance switching speed, EMI, and driver capability per application layout.

Can IPP70N10S3L12AKSA2 replace older SIPMOS devices like BSP78 in automotive body control modules?

No - BSP78 is a 40 V, 3.5 A intelligent high-side switch with integrated protection and diagnostics, whereas IPP70N10S3L12AKSA2 is a discrete 100 V, 70 A power MOSFET requiring external gate driving, current sensing, and fault handling. They serve fundamentally different functional roles and are not interchangeable.

Is the drain tab of IPP70N10S3L12AKSA2 electrically isolated from the package mount surface?

No - in the PG-TO220-3-1 package, the metal tab is internally connected to the drain terminal. Electrical isolation from the heatsink requires insulating hardware (e.g., silicone pad + shoulder washer) or use of a fully isolated mounting kit. Failure to isolate may cause short-circuit if heatsink is grounded.

IPP70N10S3L12AKSA2 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: -

Package/Case:: TO-220-3

Packaging:: Tube

Product Status:: Last Time Buy

FET Type:: N-Channel

Technology:: MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):: 100 V

Current - Continuous Drain (Id) @ 25°C:: 70A (Tc)

Drive Voltage (Max Rds On, Min Rds On):: 4.5V, 10V

Rds On (Max) @ Id, Vgs:: 12.1mOhm @ 70A, 10V

Vgs(th) (Max) @ Id:: 2.4V @ 83µA

Gate Charge (Qg) (Max) @ Vgs:: 80 nC @ 10 V

Vgs (Max):: ±20V

Input Capacitance (Ciss) (Max) @ Vds:: 5570 pF @ 25 V

FET Feature:: -

Power Dissipation (Max):: 125W (Tc)

Operating Temperature:: -55°C ~ 175°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Through Hole

Supplier Device Package:: PG-TO220-3-1

IPP70N10S3L12AKSA2 FAQ

1.How can I place an order for IPP70N10S3L12AKSA2 through Aetrix?

Please submit a Request for Quotation (RFQ) for IPP70N10S3L12AKSA2 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for IPP70N10S3L12AKSA2 reliable?

The price and inventory of IPP70N10S3L12AKSA2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for IPP70N10S3L12AKSA2 is usually 5 days.

3.What payment methods are accepted for IPP70N10S3L12AKSA2?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for IPP70N10S3L12AKSA2 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for IPP70N10S3L12AKSA2?

IPP70N10S3L12AKSA2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your IPP70N10S3L12AKSA2 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for IPP70N10S3L12AKSA2?

For technical support, including IPP70N10S3L12AKSA2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your IPP70N10S3L12AKSA2 requirements.

6.How does Aetrix verify that IPP70N10S3L12AKSA2 is sourced from the original manufacturer or authorized distributors?

All IPP70N10S3L12AKSA2 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that IPP70N10S3L12AKSA2 meets industry standards.

7.What is the process for return or replacement of IPP70N10S3L12AKSA2?

All IPP70N10S3L12AKSA2 units undergo pre-shipment inspection (PSI). If there is an issue with IPP70N10S3L12AKSA2, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The IPP70N10S3L12AKSA2 part is unused and in its original packaging.

Return procedure for IPP70N10S3L12AKSA2:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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