Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

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

Renesas 2SJ598-AY

Name: 2SJ598-AY
Brand: Renesas
SKU: 2SJ598-AY
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Compare

Part No.:: 2SJ598-AY

Manufacturer:: Renesas

Category:: FETs, MOSFETs

Package:: -

Datasheet:: 2SJ598-AY.pdf

Description:: SMALL SIGNAL P-CHANNEL MOSFET

Quantity:: RFQ Add To RFQ list

Payment:

Shipping:

Inventory:756

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Product details

Overview

2SJ598-AY from Renesas Electronics is a P-channel power MOSFET designed for high-reliability solenoid, motor, and lamp driver applications. It delivers R_DS(on) = 130 mΩ max at V_GS = –10 V and I_D = –6 A, supports –60 V drain-to-source voltage, and features built-in gate protection diode in TO-251 (MP-3) package.

For engineers reviewing the 2SJ598-AY datasheet, 2SJ598-AY pinout, 2SJ598-AY application, or 2SJ598-AY equivalent, key selection criteria include avalanche energy rating (E_AS = 14.4 mJ), low-input capacitance (C_iss = 720 pF typ), gate charge (Q_G = 15 nC), and operation under –4.0 V logic-level drive capability.

Technical Context

The 2SJ598-AY employs a vertical DMOS structure optimized for switching efficiency in inductive load control. Its gate threshold voltage (V_GS(off) = –1.5 to –2.5 V) ensures stable turn-off under wide temperature range (–55°C to +150°C), while its body diode exhibits V_F(S-D) = 0.98 V at I_F = 12 A and t_rr = 50 ns - critical for freewheeling in relay and DC motor H-bridge circuits.

Thermal design is supported by R_th(ch-C) = 5.43°C/W and derated power dissipation (23 W at T_C = 25°C, dropping to 1.0 W at T_A = 25°C), enabling use in compact industrial control modules without forced airflow. The device meets Standard quality grade per Renesas classification, targeting non-life-critical industrial automation systems.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DSS	–60 V: Maximum blocking voltage for 24 V/48 V DC bus solenoid and motor drivers.
R_DS(on)1	130 mΩ max @ V_GS = –10 V, I_D = –6 A: Enables <1.0 W conduction loss at rated current.
R_DS(on)2	190 mΩ max @ V_GS = –4.0 V, I_D = –6 A: Supports direct interface with 5 V microcontroller GPIOs.
E_AS	14.4 mJ: Energy-handling capability during inductive turn-off without external snubber in ≤12 A peak loads.
C_iss	720 pF typ @ V_DS = –10 V: Low input capacitance reduces gate drive power and speeds switching.
Q_G	15 nC: Total gate charge enables fast turn-on with ≤1 μs delay using standard 1 A gate drivers.
t_r/t_f	4 ns / 10 ns: Fast edge rates minimize switching losses in PWM-driven lamp dimming circuits.

Pinout & Package

2SJ598-AY is housed in TO-251 (MP-3) surface-mount package with exposed drain fin for thermal enhancement. Pin 1 = Gate, Pin 2 = Drain, Pin 3 = Source, Pin 4 = Drain (fin). The dual-drain configuration improves heat spreading and current handling in PCB-mounted power stages.

Pin/Terminal	Circuit Role	Design Meaning
1 (Gate)	Control terminal	Accepts negative V_GS to modulate channel; requires ESD protection due to integrated gate diode.
2 (Drain)	Main current path (high-side switch node)	Connected internally to metal fin; must be routed to large copper pour for thermal management.
3 (Source)	Reference node for gate drive and current sensing	Serves as return path for load current; ties to system ground or half-bridge midpoint.
4 (Fin/Drain)	Thermal and electrical extension of Drain	Provides additional solderable area for heat transfer; electrically identical to Pin 2.

Key Features

Feature	Design Value
Built-in gate protection diode	ESD safeguard against ±20 V transients; external clamping still required for >±16 V surge events.
Low R_DS(on) at –4.0 V drive	Enables direct connection to 5 V logic without level-shifting circuitry in PLC output modules.
High single-pulse avalanche rating	Withstands 12 A inductive kickback at 30 V without failure - eliminates need for external TVS in valve driver designs.
Optimized for solenoid/motor switching	Fast t_r/t_f and low Q_GD (4 nC) reduce cross-conduction risk in half-bridge configurations.
Standard quality grade	Qualified for industrial robots, machine tools, and office equipment - not intended for automotive safety or medical life-support systems.

Applications

Industrial Solenoid Control	DC Motor Reversing Circuit
Use Scenario: Driving 24 V DC solenoids in pneumatic valve manifolds for factory automation. IC Role / Device Role / Timing Role: High-side P-channel switch controlling energization/de-energization cycle with 100 ms on-time and 500 ms off-time. Use Value: Low R_DS(on) minimizes self-heating during continuous duty; avalanche rating handles back-EMF without snubber components.	Use Scenario: Bidirectional control of 36 V brushed DC motors in automated guided vehicles (AGVs). IC Role / Device Role / Timing Role: Upper-leg switch in complementary H-bridge topology, synchronized with N-channel low-side devices. Use Value: Fast switching (t_r = 4 ns) reduces dead-time losses; body diode recovery (t_rr = 50 ns) prevents shoot-through during commutation.
Lamp Dimming Module	Power Supply OR-ing
Use Scenario: Phase-cut dimming of 12 V halogen lamps in commercial lighting control panels. IC Role / Device Role / Timing Role: Synchronous rectifier replacement for mechanical relays, operating at 1–10 kHz PWM frequency. Use Value: Logic-level gate drive allows direct MCU control; low C_iss ensures minimal gate drive current at high-frequency switching.	Use Scenario: Redundant 48 V DC power inputs in telecom shelf power distribution units. IC Role / Device Role / Timing Role: Reverse-polarity protection and automatic source selection via ideal diode configuration. Use Value: Low forward drop (V_F(S-D) = 0.98 V) reduces power loss vs. Schottky diodes; integrated body diode enables simple two-terminal implementation.

Industrial Solenoid Control

DC Motor Reversing Circuit

Use Scenario: Driving 24 V DC solenoids in pneumatic valve manifolds for factory automation.

IC Role / Device Role / Timing Role: High-side P-channel switch controlling energization/de-energization cycle with 100 ms on-time and 500 ms off-time.

Use Value: Low R_DS(on) minimizes self-heating during continuous duty; avalanche rating handles back-EMF without snubber components.

Use Scenario: Bidirectional control of 36 V brushed DC motors in automated guided vehicles (AGVs).

IC Role / Device Role / Timing Role: Upper-leg switch in complementary H-bridge topology, synchronized with N-channel low-side devices.

Use Value: Fast switching (t_r = 4 ns) reduces dead-time losses; body diode recovery (t_rr = 50 ns) prevents shoot-through during commutation.

Lamp Dimming Module

Power Supply OR-ing

Use Scenario: Phase-cut dimming of 12 V halogen lamps in commercial lighting control panels.

IC Role / Device Role / Timing Role: Synchronous rectifier replacement for mechanical relays, operating at 1–10 kHz PWM frequency.

Use Value: Logic-level gate drive allows direct MCU control; low C_iss ensures minimal gate drive current at high-frequency switching.

Use Scenario: Redundant 48 V DC power inputs in telecom shelf power distribution units.

IC Role / Device Role / Timing Role: Reverse-polarity protection and automatic source selection via ideal diode configuration.

Use Value: Low forward drop (V_F(S-D) = 0.98 V) reduces power loss vs. Schottky diodes; integrated body diode enables simple two-terminal implementation.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
IRF9540NPBF	R_DS(on) = 200 mΩ @ –10 V; higher C_iss (1,200 pF); TO-220 package.	Requires heatsink mounting; less suitable for space-constrained PCBs.	Prefer when legacy TO-220 footprint compatibility is required and thermal mass is available.
Si2305DS-T1-E3	R_DS(on) = 55 mΩ @ –4.5 V; SOT-23 package; lower I_D(pulse) (4.5 A).	Limited to sub-3 A loads; unsuitable for solenoid peak currents.	Select only for low-power indicator lamp switching where board space is critical.

Compared with IRF9540NPBF and Si2305DS-T1-E3, the 2SJ598-AY uniquely balances TO-251 mountability, –4.0 V logic compatibility, and 12 A pulse rating - making it optimal for mid-power industrial drivers where thermal density and gate drive simplicity are both constraints.

Availability

2SJ598-AY is available at Aetrix Electronics and suitable for industrial solenoid control, DC motor reversing circuits, lamp dimming modules, and power supply OR-ing requiring stable component supply across multi-year production cycles.

Supply support for 2SJ598-AY 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

Renesas Electronics Corporation is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The 2SJ598-AY belongs to Renesas' legacy power MOSFET product line, engineered specifically for robust, cost-effective switching in industrial actuator and lighting control systems - emphasizing reliability under repetitive inductive stress and wide ambient temperature operation.

FAQ

What is the maximum continuous drain current rating for the 2SJ598-AY?

The 2SJ598-AY has a maximum continuous drain current (I_D(DC)) of –12 A at T_C = 25°C. This rating assumes proper PCB copper area and thermal vias to maintain case temperature; at ambient conditions (T_A = 25°C), the derated limit drops to 1.0 W total power dissipation, corresponding to ~2.5 A continuous in typical layouts without heatsinking.

Does the 2SJ598-AY support logic-level gate drive?

Yes, the 2SJ598-AY supports logic-level operation with R_DS(on)2 = 190 mΩ max at V_GS = –4.0 V and I_D = –6 A. This allows direct interfacing with 5 V microcontroller outputs without external level shifters, though gate resistor selection must ensure safe dV/dt control during switching transitions.

What is the purpose of the built-in gate protection diode in the 2SJ598-AY?

The built-in gate protection diode in the 2SJ598-AY provides ESD immunity up to ±20 V, safeguarding the gate oxide during handling and assembly. However, Renesas explicitly states that an external protection circuit remains mandatory if transient voltages exceeding the ±16 V gate-source rating may occur in end-equipment operation.

Can the 2SJ598-AY be used in avalanche mode repeatedly?

No - the 2SJ598-AY is rated for single-pulse avalanche only (E_AS = 14.4 mJ, I_AS = –12 A). Repetitive avalanche operation is not characterized or guaranteed. Designers must ensure inductive energy is clamped or absorbed externally in applications with frequent switching into inductive loads.

What package type does the 2SJ598-AY use, and how does it differ from the 2SJ598-Z?

The 2SJ598-AY uses the TO-251 (MP-3) package - a surface-mount variant with gull-wing leads and exposed drain fin. In contrast, the 2SJ598-Z uses TO-252 (MP-3Z), which has a different leadframe geometry and larger body outline. Both share identical electrical specs, but PCB footprints and thermal pad layout are not interchangeable.

2SJ598-AY Specifications

Product attributes: Attribute value

Manufacturer:: Renesas

Series:: *

Package/Case:: -

Packaging:: Bulk

Product Status:: Active

FET Type:: -

Technology:: -

Drain to Source Voltage (Vdss):: -

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

Drive Voltage (Max Rds On, Min Rds On):: -

Rds On (Max) @ Id, Vgs:: -

Vgs(th) (Max) @ Id:: -

Gate Charge (Qg) (Max) @ Vgs:: -

Vgs (Max):: -

Input Capacitance (Ciss) (Max) @ Vds:: -

FET Feature:: -

Power Dissipation (Max):: -

Operating Temperature:: -

Grade:: -

Qualification:: -

Mounting Type:: -

Supplier Device Package:: -

2SJ598-AY FAQ

1.How can I place an order for 2SJ598-AY through Aetrix?

Please submit a Request for Quotation (RFQ) for 2SJ598-AY 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 2SJ598-AY reliable?

The price and inventory of 2SJ598-AY are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 2SJ598-AY is usually 5 days.

3.What payment methods are accepted for 2SJ598-AY?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 2SJ598-AY transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for 2SJ598-AY?

2SJ598-AY orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your 2SJ598-AY 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 2SJ598-AY?

For technical support, including 2SJ598-AY datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 2SJ598-AY requirements.

6.How does Aetrix verify that 2SJ598-AY is sourced from the original manufacturer or authorized distributors?

All 2SJ598-AY 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 2SJ598-AY meets industry standards.

7.What is the process for return or replacement of 2SJ598-AY?

All 2SJ598-AY units undergo pre-shipment inspection (PSI). If there is an issue with 2SJ598-AY, 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 2SJ598-AY part is unused and in its original packaging.

Return procedure for 2SJ598-AY:

1.Submit a request within 90 days.

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

Tech Hub

2026-09-07 TTL vs CMOS Logic Levels: 74HC and 74HCT Compatibility Explained

TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.

2026-09-04 Logic Level Shifter: How to Connect 3.3V and 5V Logic Safely

A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.

2026-09-03 74HC595 vs TPIC6B595: Output Drive, Pinout, Current, and Load Selection

The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…

2026-09-02 74HC595 Pinout, Timing, Output Current, and Applications

The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…

2026-09-01 Latch vs Flip-Flop: Timing, Differences and Design Choices

A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…

2026-08-30 D Latch Circuit: Truth Table, Timing, ICs and Applications

A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …

2026-08-28 SR Latch Explained: NOR and NAND Circuits, Truth Tables, and Applications

An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…

2026-08-27 Latch Circuit: SR and D Latches, Truth Tables, Timing, and Applications

Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…

2026-08-21 What Is an LED Driver? Types, Circuits, Dimming, and Selection

An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…

2026-08-18 Operational Amplifier (Op Amp): Basics, Configurations, Feedback and Applications

Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…