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Vishay Siliconix SQJ459EP-T2_GE3
- Part No.:
- SQJ459EP-T2_GE3
- Manufacturer:
- Vishay Siliconix
- Category:
- FETs, MOSFETs
- Package:
- PowerPAK® SO-8 Dual
- Datasheet:
-
SQJ459EP-T2_GE3.pdf
- Description:
- P-CHANNEL 60-V (D-S) 175C MOSFET
- Quantity:
- Payment:
- Shipping:
Inventory:3,941
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Product details
Overview
SQJ459EP-T2_GE3 from Vishay Siliconix is an automotive-grade P-channel enhancement-mode MOSFET in PowerPAK® SO-8L package, rated for -60 V drain-source voltage, 0.018 Ω RDS(on) at -10 V VGS, and -52 A continuous drain current at TC = 25 °C. It serves as a high-efficiency high-side load switch in 12 V/24 V automotive power distribution systems.
For engineers reviewing the SQJ459EP-T2_GE3 datasheet, SQJ459EP-T2_GE3 pinout, SQJ459EP-T2_GE3 application, or SQJ459EP-T2_GE3 equivalent, key selection criteria include its AEC-Q101 qualification, 175 °C maximum junction temperature, low gate charge (73 nC typ), and robust avalanche energy rating (80 mJ).
Technical Context
This MOSFET employs Vishay's TrenchFET® technology to achieve low on-resistance and fast switching with controlled dV/dt. Its gate threshold voltage range of -1.5 V to -2.5 V enables reliable turn-on with standard 3.3 V or 5 V logic-level gate drivers in high-side configurations.
The device features 100 % Rg and UIS tested units, integrated body diode with -0.8 V forward voltage at -2.5 A, and thermal resistance of 1.8 °C/W (junction-to-case), supporting high-power density PCB layouts in engine control units and battery management modules.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDS | -60 V - Supports full reverse-battery and load-dump transient protection in 24 V automotive systems |
| RDS(on) @ -10 V | 0.018 Ω - Enables ≤ 50 mW conduction loss at 5 A, critical for thermally constrained modules |
| ID (continuous) | -52 A @ TC = 25 °C - Sustains high-current loads such as HVAC actuators and solenoid drivers |
| EAS | 80 mJ - Withstands repetitive inductive switching events without degradation in motor control circuits |
| Qg | 73 nC (typ) - Reduces gate drive power and enables use with low-current microcontroller GPIOs |
| TJ max | +175 °C - Certified for under-hood applications including transmission control and ADAS power stages |
| AEC-Q101 | Qualified - Meets stress test requirements for automotive electronics per JESD22-A108 |
Pinout & Package
Package: PowerPAK® SO-8L (leadless, surface-mount, 5.13 mm × 6.15 mm footprint). Exposed copper drain pad on bottom side provides low-inductance, high-current path and enhanced thermal transfer to PCB copper.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 2, 3, 4 (S) | Source | Common source connection; internally tied to all four source terminals for low RDS(on) and reduced bond wire inductance |
| 5 (G) | Gate | Control input; requires <10 V negative swing relative to source for full enhancement |
| 6, 7, 8 (D) | Drain | High-current output node; connected to exposed copper thermal pad for direct PCB heat sinking |
Key Features
| Feature | Design Value |
|---|---|
| TrenchFET® architecture | Delivers 20 % lower RDS(on) vs. planar P-channel MOSFETs at same die size, improving power efficiency in space-constrained ECUs |
| 100 % Rg and UIS tested | Ensures gate robustness against ESD and ruggedness against unclamped inductive switching in solenoid driver applications |
| AEC-Q101 qualified | Validated for automotive use across temperature, humidity, vibration, and lifetime reliability tests per JEDEC standards |
| PowerPAK SO-8L package | Reduces board area by 50 % vs. SO-8 while delivering 2× thermal performance via exposed drain pad soldered to inner-layer copper |
| 175 °C operation | Enables placement near heat sources (e.g., power converters) without derating in ADAS domain controllers |
Applications
| Engine Control Unit (ECU) Fuel Pump Driver | Automotive Body Control Module (BCM) |
|---|---|
Use Scenario: High-side switching of 12 V fuel pump motor with PWM speed control and overcurrent protection. IC Role / Device Role: P-channel MOSFET acting as main power switch with integrated body diode for freewheeling. Use Value: Low RDS(on) minimizes I²R losses during continuous 15 A operation; 80 mJ EAS withstands pump coil flyback energy. | Use Scenario: Load switching for interior lighting, window lift motors, and door lock actuators. IC Role / Device Role: High-side power switch controlled by 3.3 V microcontroller GPIO through level-shifting circuitry. Use Value: -2.0 V typical VGS(th) ensures reliable turn-on with minimal gate drive overhead; AEC-Q101 ensures long-term field reliability. |
| 12 V/24 V Battery Management System (BMS) | Advanced Driver Assistance Systems (ADAS) Power Stage |
Use Scenario: Reverse-polarity and overvoltage protection in auxiliary battery feed paths. IC Role / Device Role: P-channel MOSFET configured as ideal diode replacement with active control. Use Value: -60 V VDS rating covers ISO 7637-2 pulse 5a (load dump up to +75 V); 175 °C rating supports under-hood mounting. | Use Scenario: Power delivery to radar transceiver modules and camera ISPs requiring clean, sequenced 5 V/3.3 V rails. IC Role / Device Role: High-side hot-swap controller enabling inrush current limiting and fault isolation. Use Value: Fast 12 ns turn-on delay and 19 ns rise time support precise timing in safety-critical power sequencing; RthJC = 1.8 °C/W enables compact thermal design. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar P-channel MOSFET applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| IRF9530PBF | TO-220 package, higher RDS(on) (0.3 Ω), no AEC-Q101 qualification, 150 °C TJ max | Requires heatsink; unsuitable for under-hood automotive use; limited to industrial/commercial designs | Select only for non-automotive, cost-sensitive, low-frequency switching where thermal margin is abundant |
| DMTH6016LPSQ-13 | PowerDI 5060 package, -60 V, 0.016 Ω RDS(on) @ -10 V, AEC-Q101 qualified, 175 °C | Smaller footprint (5.0 × 6.0 mm), slightly lower RDS(on), but lower ID rating (-42 A) | Prefer for ultra-compact layouts where peak current ≤ 42 A; verify thermal interface due to smaller thermal pad area |
Compared with IRF9530PBF and DMTH6016LPSQ-13, SQJ459EP-T2_GE3 offers optimal balance of high current capability (-52 A), automotive qualification, and thermal performance in the widely adopted PowerPAK SO-8L form factor-making it ideal for production-grade ECU and BCM designs requiring proven manufacturability and supply continuity.
Availability
SQJ459EP-T2_GE3 is available at Aetrix Electronics and suitable for automotive engine control units, body control modules, and battery management systems requiring stable component supply, long lifecycle support, and AEC-Q101-compliant sourcing.
Supply support for SQJ459EP-T2_GE3 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
Vishay Siliconix is a global leader in discrete semiconductors, specializing in high-performance MOSFETs, diodes, and optoelectronics for automotive, industrial, and computing markets.
The SQJ459EP-T2_GE3 belongs to Vishay's Automotive TrenchFET® Power MOSFET product line, engineered specifically for high-reliability, high-temperature power switching in vehicle subsystems where efficiency, ruggedness, and qualification compliance are mandatory.
FAQ
What is the maximum junction temperature rating for SQJ459EP-T2_GE3?
The SQJ459EP-T2_GE3 is rated for a maximum junction temperature of +175 °C, verified per AEC-Q101 stress testing. This allows direct mounting in high-ambient environments such as engine compartments and transmission control units. The device maintains specified RDS(on) and switching parameters up to this limit, with thermal derating applied above TC = 125 °C per the absolute maximum ratings table in the official Vishay datasheet (S22-0060-Rev. B).
Is SQJ459EP-T2_GE3 pin-compatible with other PowerPAK SO-8L P-channel MOSFETs?
SQJ459EP-T2_GE3 uses the standard PowerPAK SO-8L single configuration with pins 1–4 as source, pin 5 as gate, and pins 6–8 as drain - matching the industry-standard pinout defined in Vishay document 66934. While not guaranteed as drop-in for all variants, it shares identical mechanical footprint and terminal mapping with other Vishay PowerPAK SO-8L P-channel devices like SQJ852EP and SQJ962EP, enabling layout reuse when electrical parameters align.
Does SQJ459EP-T2_GE3 require a gate resistor for safe operation?
Yes - a gate resistor is recommended to control dV/dt and prevent oscillation during switching. Vishay's characterization data shows 6 Ω external gate resistance used in timing measurements (td(on), tr, etc.). For SQJ459EP-T2_GE3, a 5–10 Ω series resistor between driver and pin 5 (gate) balances switching speed and EMI suppression. Lower values increase peak gate current (IG = Qg/tr ≈ 3.8 A for 19 ns rise time), risking driver overstress.
What is the body diode forward voltage specification for SQJ459EP-T2_GE3?
The body diode forward voltage (VSD) of SQJ459EP-T2_GE3 is -0.8 V to -1.2 V at IF = -2.5 A and VGS = 0 V, measured at TA = 25 °C. This low VSD reduces conduction loss during freewheeling in inductive loads like solenoids and motors. At elevated temperatures (TJ = 150 °C), VSD decreases further to approximately -0.65 V, improving efficiency in sustained high-temperature operation.
How is the thermal performance of SQJ459EP-T2_GE3 validated in real PCB layouts?
SQJ459EP-T2_GE3 thermal ratings are validated using a standardized 1" × 1" FR4 PCB with 2 oz. copper on both sides (documented in S22-0060-Rev. B). Its RthJA = 65 °C/W and RthJC = 1.8 °C/W assume full solder coverage of the exposed drain pad to inner-layer thermal planes. In production layouts, achieving ≤ 2.5 °C/W effective junction-to-PCB resistance requires ≥ 4 thermal vias (0.3 mm diameter, filled) under the pad connected to ≥ 2 internal copper layers - confirmed by Vishay's PowerPAK SO-8L layout guidelines (doc. 63818).
SQJ459EP-T2_GE3 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay Siliconix
- Series:
- -
- Package/Case:
- PowerPAK® SO-8 Dual
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- FET Type:
- P-Channel
- Technology:
- MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss):
- 60 V
- Current - Continuous Drain (Id) @ 25°C:
- 52A (Tc)
- Drive Voltage (Max Rds On, Min Rds On):
- 4.5V, 10V
- Rds On (Max) @ Id, Vgs:
- 18mOhm @ 3.5A, 10V
- Vgs(th) (Max) @ Id:
- 2.5V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs:
- 108 nC @ 10 V
- Vgs (Max):
- ±20V
- Input Capacitance (Ciss) (Max) @ Vds:
- 4586 pF @ 30 V
- FET Feature:
- -
- Power Dissipation (Max):
- 83W (Tc)
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- PowerPAK® SO-8 Dual
SQJ459EP-T2_GE3 FAQ
1.How can I place an order for SQJ459EP-T2_GE3 through Aetrix?
Please submit a Request for Quotation (RFQ) for SQJ459EP-T2_GE3 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 SQJ459EP-T2_GE3 reliable?
The price and inventory of SQJ459EP-T2_GE3 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SQJ459EP-T2_GE3 is usually 5 days.
3.What payment methods are accepted for SQJ459EP-T2_GE3?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SQJ459EP-T2_GE3 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SQJ459EP-T2_GE3?
SQJ459EP-T2_GE3 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SQJ459EP-T2_GE3 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 SQJ459EP-T2_GE3?
For technical support, including SQJ459EP-T2_GE3 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SQJ459EP-T2_GE3 requirements.
6.How does Aetrix verify that SQJ459EP-T2_GE3 is sourced from the original manufacturer or authorized distributors?
All SQJ459EP-T2_GE3 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 SQJ459EP-T2_GE3 meets industry standards.
7.What is the process for return or replacement of SQJ459EP-T2_GE3?
All SQJ459EP-T2_GE3 units undergo pre-shipment inspection (PSI). If there is an issue with SQJ459EP-T2_GE3, 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 SQJ459EP-T2_GE3 part is unused and in its original packaging.
Return procedure for SQJ459EP-T2_GE3:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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