TJ30S06M3L(T6L1 - P-Ch 60V 30A 21.8mΩ DPAK+ MOSFET | Toshiba
MPN: TJ30S06M3L(T6L1 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.18 | $1.18 |
| 10 | $1.05 | $10.50 |
| 100 | $0.89 | $89.00 |
| 500 | $0.76 | $380.00 |
| 1,000 | $0.65 | $650.00 |
| 3,000 | $0.54 | $1,620.00 |
TJ30S06M3L(T6L1 Overview
A P-channel MOSFET is a voltage-controlled transistor in which a negative gate-source voltage creates a conductive P-type channel between source and drain. Unlike N-channel MOSFETs, P-channel devices can be placed on the high-side of a load without a charge pump, simplifying reverse-polarity protection, load switching, and high-side drive circuits. P-channel MOSFETs sit within the broader power-MOSFET taxonomy: power MOSFET > MOSFET > field-effect transistor > discrete semiconductor, making them a foundational building block in modern switching power conversion.
Key differentiating features of the TJ30S06M3L(T6L1 include AEC-Q101 automotive qualification, an ultra-low RDS(ON) of 16.8 mΩ typical that minimizes conduction losses, and a low gate charge suitable for high-frequency switching. The -3.0 V typical Vth allows direct CMOS/TTL logic-level driving without a gate driver in many applications. Built on Toshiba's U-MOS process, the cell pitch is optimized for the 60 V breakdown class to balance RDS(on), switching speed, and avalanche ruggedness. The DPAK+ package offers an exposed thermal pad and a tab that doubles as the drain terminal, achieving a junction-to-case thermal resistance (RθJC) suitable for 68 W continuous dissipation with adequate PCB copper.
Typical applications include automotive motor drivers (power seats, window lifts, fuel pumps, fans), DC-DC converters (buck and buck-boost topologies), switching voltage regulators, reverse-battery protection circuits, and high-side load switches in industrial PLCs and battery management systems. The 60 V drain rating provides comfortable headroom for 12 V and 24 V automotive bus transients while supporting 48 V mild-hybrid loads in newer systems.
When designing with this MOSFET, verify that VGS does not exceed the ±20 V absolute maximum rating, and place the gate-source pull-down resistor (typically 10 kΩ-100 kΩ) directly across the gate-source pins to prevent accidental turn-on from leakage or dv/dt-induced Miller coupling. Use a low-impedance gate-drive path with appropriate series resistance to limit ringing and overshoot in high-di/dt switching applications.
This page synthesizes distributor stock data, drop-in alternatives from verified cross-references, and practical PCB layout notes not collected in the manufacturer datasheet, giving engineers a faster path to qualified sourcing and replacement decisions for the TJ30S06M3L(T6L1.
Drop-in alternatives for TJ30S06M3L(T6L1 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with TJ30S06M3L(T6L1 (same form factor and footprint) — differing in Mounting Type, Operating Temperature Range, Package, Technology.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
TJ30S06M3L
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View Datasheet →TJ30S06M3L(T6L1 Maximum Ratings & Electrical Characteristics
| Polarity | P-Channel |
| Drain-Source Voltage (VDSS) | -60 V |
| Gate-Source Voltage (VGSS) | +10 V / -20 V |
| Continuous Drain Current (ID) @ Tc=25°C | -30 A |
| Power Dissipation (PD) @ Tc=25°C | 68 W |
| RDS(ON) Max @ VGS=-10 V | 21.8 mΩ |
| RDS(ON) Typ @ VGS=-10 V | 16.8 mΩ |
| Gate Threshold Voltage (Vth) | -3.0 V (typ) @ VDS=-1 mA |
| Drain Leakage (IDSS) Max | -10 µA @ VDS=-60 V |
| Input Capacitance (Ciss) | 3950 pF |
| Operating Temperature Range | -55°C to +175°C (Tj) |
| Package | DPAK+ (TO-252-3) |
| Mounting Type | Surface Mount |
| Automotive Qualification | AEC-Q101 |
| Technology | U-MOS (Silicon P-Channel MOS) |
TJ30S06M3L(T6L1 Pin Configuration
| Pin 1 | Gate (G) — Gate control input; pull to ground to turn on P-channel MOSFET |
| Pin 2 | Drain (D) — Drain terminal (internally connected to tab/thermal pad) |
| Pin 3 | Source (S) — Source terminal; typically connected to supply voltage for high-side P-channel use |
| Pin Tab | Drain (D) / Thermal Pad — Exposed metal tab serving as drain and thermal dissipation path to PCB |
Safe Operating Area (DC Continuous)
Typical Applications
TJ30S06M3L(T6L1 is suitable for 6 applications: Automotive Motor Driver (H-Bridge High-Side), Reverse-Battery Protection Circuit, DC-DC Buck Converter (High-Side Switch), Load Switch and Power Distribution, Battery Management System (BMS) Discharge Path, Industrial Switching Voltage Regulator.
Automotive Motor Driver (H-Bridge High-Side)
The TJ30S06M3L(T6L1 is ideally suited for high-side switches in automotive H-bridge motor drivers because its P-channel configuration eliminates the need for a charge pump or bootstrap circuit. With -60 V VDSS, the MOSFET safely withstands 12 V and 24 V automotive bus transients including load-dump spikes. The 21.8 mΩ max RDS(ON) at VGS=-10 V keeps conduction losses below 2 W at 10 A load current. AEC-Q101 qualification ensures reliability under hood-temperature environments. Place between battery+ and motor terminal with a 10 kΩ gate-source pull-down resistor for failsafe off-state.
Recommended
Reverse-Battery Protection Circuit
The TJ30S06M3L(T6L1 excels in reverse-polarity protection circuits where its P-channel configuration simplifies the topology: source connects to battery positive, drain to the load, and gate is pulled to ground through a Zener or active clamp. At -30 A continuous rating, it handles starter-motor inrush transients without damage. The 16.8 mΩ typical RDS(ON) adds only ~0.5 V drop at 30 A, preserving system voltage headroom. AEC-Q101 qualification makes it suitable for automotive always-on protection circuits.
Recommended
DC-DC Buck Converter (High-Side Switch)
The TJ30S06M3L(T6L1 serves as a high-side P-channel switch in synchronous buck converters for 12 V to 3.3 V/5 V conversion, particularly in automotive infotainment and ADAS systems. The 3950 pF Ciss combined with the device's low gate charge enables switching frequencies above 500 kHz with manageable switching losses. The -60 V VDSS rating provides ample margin for 24 V industrial bus applications. AEC-Q101 reliability supports deployment in safety-critical ADAS power trees.
Recommended
Load Switch and Power Distribution
The TJ30S06M3L(T6L1 functions as an ideal solid-state load switch in automotive power distribution units, replacing mechanical relays with silent, arc-free switching. Its -30 A continuous rating covers high-current accessories such as seat heaters, defrosters, and fuel pumps. The -3.0 V typical gate threshold allows direct driving from 3.3 V or 5 V microcontroller GPIO without a pre-driver stage. The DPAK+ package supports automated assembly and provides sufficient thermal dissipation for continuous 15-20 A loads with appropriate PCB copper.
Recommended
Battery Management System (BMS) Discharge Path
The TJ30S06M3L(T6L1 is suitable for the discharge path in lithium-ion battery management systems, where its P-channel configuration simplifies the high-side disconnect switch topology. The -60 V rating covers multi-cell battery packs up to 16S configurations. The 16.8 mΩ RDS(ON) minimizes heat generation during continuous discharge, while AEC-Q101 qualification ensures long-term reliability across charge-discharge cycles. The exposed thermal pad supports the high-current pulses typical of EV and e-mobility applications.
Recommended
Industrial Switching Voltage Regulator
The TJ30S06M3L(T6L1 serves in 24 V industrial switching voltage regulators where its P-channel high-side topology eliminates the bootstrap capacitor required for N-channel implementations. The -60 V VDSS comfortably handles 24 V industrial bus surges and transients per IEC 61131-2. With 68 W power dissipation capability, the device supports continuous loads up to 15 A in PLC and industrial automation systems. The DPAK+ package with exposed thermal pad enables compact designs with standard PCB heatsinking techniques.
Recommended
Recommended Products Summary
Engineering reference data for TJ30S06M3L(T6L1 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TJ30S06M3L | IPD90P03P4L-04 | NTD2955 | IRF4905 |
|---|---|---|---|---|---|
| Brand | Toshiba | Toshiba | Infineon | onsemi | Infineon |
| Package | DPAK+ (TO-252-3) | DPAK+ (TO-252-3) | DPAK+ (TO-252-3) | DPAK (TO-252) | TO-220 (through-hole) |
| VDSS Rating | -60 V | -60 V | -30 V | -60 V | -55 V |
| Continuous Drain Current (ID) | -30 A | -30 A | -50 A | -12 A | -74 A |
| RDS(ON) Max @ VGS=-10V | 21.8 mΩ | 21.8 mΩ | ~10 mΩ | 185 mΩ | 20 mΩ |
| Gate Threshold (Vth) | -3.0 V (typ) | -3.0 V (typ) | -2.0 V (typ) | -2.0 V (typ) | -2.0 V to -4.0 V |
| Power Dissipation (PD) | 68 W | 68 W | 94 W | 55 W | 200 W |
| Automotive Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 | AEC-Q101 | Not qualified |
| Unit Price (Qty 1) | $1.18 | ~$1.10 | ~$1.45 | ~$0.85 | ~$1.30 |
Key Differentiators
- AEC-Q101 automotive qualification (vs IRF4905)
- Higher VDSS rating for 24V industrial bus support (vs IPD90P03P4L-04)
- 30A continuous current vs 12A in same DPAK package (vs NTD2955)
- Lower typical RDS(ON) for reduced conduction losses (vs NTD2955)
Design Notes
Estimated: At VDS=-30V across the MOSFET and ID=-10A continuous, power dissipation is 10A × 21.8mΩ = 0.218W which is easily dissipated by the DPAK+ package with 1+ square inch of copper pour. However, at high-side switching with VDS approaching -60V and full -30A load, pulsed power can reach 1800W, requiring thermal analysis of the pulse duration vs. transient thermal impedance curve (ZθJC) from the datasheet. Always verify junction temperature stays below 175°C maximum under worst-case SOA conditions including load-dump transients.
The DPAK+ package drain terminal is the exposed metal tab. PCB layout must connect this tab to the drain copper pour through multiple thermal vias (typically 9-16 vias of 0.3mm diameter) for optimal heat transfer. Use 2oz copper on top and bottom layers connected via the via array. The gate and source traces should be kept short and isolated from the drain switching node to minimize parasitic inductance that can cause gate ringing and MOSFET avalanche.
Critical: A P-channel MOSFET requires a gate-source pull-down resistor (10kΩ-100kΩ) to ensure it stays OFF during controller reset or power-up transients. Without this resistor, the gate can float to Vth and partially turn on, causing shoot-through or load damage. Also note that VGSS absolute maximum is ±20V; if driven from 12V automotive rail with inductive spikes, add a Zener clamp or TVS diode (5.1V typical) from gate to source. Never exceed VDSS=-60V even momentarily as the device will avalanche.
For switching applications above 100 kHz, place a 10nF-100nF ceramic bypass capacitor directly between source and drain near the MOSFET to absorb voltage ringing. The gate-drive loop (gate-driver to gate to source to ground) area should be minimized - keep this loop under 1 square cm. Use a gate series resistor (10Ω-100Ω) to dampen ringing; for very high di/dt applications, split gate-drive and source-sense paths (Kelvin connection) to prevent source-inductance-induced gate drive degradation.
Compliance Information
AEC-Q101 automotive qualified per Toshiba product page and Arrow.com listing. RoHS and REACH compliant per Toshiba product information. The TJ30S06M3L uses U-MOS silicon process technology.
