Nexperia USA Inc. BSS84AKS/ZLX
- Part No.:
- BSS84AKS/ZLX
- Manufacturer:
- Nexperia USA Inc.
- Category:
- FET, MOSFET Arrays
- Package:
- 6-TSSOP, SC-88, SOT-363
- Datasheet:
-
BSS84AKS/ZLX.pdf
- Description:
- MOSFET 2P-CH 50V 0.16A 6TSSOP
- Quantity:
- Payment:

- Shipping:

Inventory:8,037
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Product details
Overview
BSS84AKS/ZLX from Nexperia is a dual P-channel enhancement-mode Trench MOSFET in SOT363 (SC-88) package, rated for −50 V drain-source voltage, −160 mA continuous drain current per channel, and 4.5 Ω typical RDS(on) at VGS = −10 V and Tj = 25 °C. It serves as a compact high-side load switch or relay driver in space-constrained automotive and industrial control modules.
For engineers reviewing the BSS84AKS/ZLX datasheet, BSS84AKS/ZLX pinout, BSS84AKS/ZLX application, or BSS84AKS/ZLX equivalent, this device supports logic-level gate drive (VGS(th) = −1.1 to −2.1 V), delivers fast switching (td(on) = 13 ns typ., tf = 25 ns typ.), and meets AEC-Q101 qualification for automotive-grade reliability.
Technical Context
This dual P-channel MOSFET integrates two independent Trench-based channels in a single 6-pin SOT363 package, enabling complementary high-side switching without external level-shifting circuitry. Each channel features matched threshold voltage (−1.6 V typ.) and low gate charge (QG(tot) = 0.26 nC typ.), supporting efficient PWM control in low-power DC-DC bias rails.
The device uses FR4 PCB-optimized thermal design with Rth(j-a) = 340–390 K/W per transistor under standard footprint conditions, and includes integrated ESD protection rated to 1 kV HBM. Its source-drain diode exhibits VSD = −0.48 to −1.2 V at IS = −115 mA, suitable for bidirectional clamping in signal line protection.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDS | −50 V - Maximum blocking voltage per channel; enables use in 36 V automotive systems with margin. |
| ID (continuous) | −160 mA per channel at Tamb = 25 °C - Supports low-current loads like LED indicators or sensor biasing. |
| RDS(on) | 4.5 Ω typ. at VGS = −10 V, ID = −100 mA - Ensures <160 mW conduction loss at rated current. |
| VGS(th) | −1.1 to −2.1 V - Compatible with 3.3 V and 5 V logic outputs without gate drivers. |
| QG(tot) | 0.26 nC typ. - Enables sub-100 ns switching transitions with minimal gate drive power. |
| tf | 25 ns typ. - Reduces switching losses in high-frequency (<1 MHz) load-switching applications. |
| ESD rating | 1000 V HBM - Provides robust handling during automated assembly and board-level operation. |
Pinout & Package
Package: SOT363 (SC-88), plastic surface-mounted, 6-lead TSSOP variant with 0.65 mm pitch; dimensions 2.2 × 1.8 × 1.15 mm (L × W × H); moisture sensitivity level MSL3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | S1 | Source terminal of Channel 1 - Connected to system ground or low-side return path in high-side configuration. |
| 2 | G1 | Gate terminal of Channel 1 - Accepts logic-level control signal; requires no external pull-down for default-off behavior. |
| 3 | D2 | Drain terminal of Channel 2 - Routable to load supply rail; thermally coupled to PCB pad for enhanced power dissipation. |
| 4 | S2 | Source terminal of Channel 2 - Electrically isolated from S1; enables dual independent switching paths. |
| 5 | G2 | Gate terminal of Channel 2 - Fully independent control; supports asynchronous or synchronized dual-channel operation. |
| 6 | D1 | Drain terminal of Channel 1 - Shares same package thermal node as D2; supports parallel layout for balanced current sharing. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive temperature range (−40 to +150 °C) and mechanical stress; supports under-hood ECUs. |
| Trench MOSFET technology | Delivers lower RDS(on) and higher transconductance (gfs = 150 mS typ.) vs. planar P-channel alternatives. |
| Logic-level compatible | VGS(th) ≤ −2.1 V ensures full enhancement with 3.3 V microcontroller GPIOs without level shifters. |
| Very fast switching | Combined td(on) + tr + td(off) + tf < 160 ns typ. minimizes transition losses in PWM-driven loads. |
| ESD protection | Integrated 1 kV HBM protection eliminates need for external TVS diodes on gate lines in most board layouts. |
Applications
| Automotive Body Control Module | Industrial Sensor Interface |
|---|---|
Use Scenario: Controlling LED status indicators and small solenoid valves in door modules and lighting controllers. IC Role / Device Role / Timing Role: Dual high-side load switch managing two independent 12 V/20 mA loads with shared enable timing. Use Value: Eliminates discrete PNP+resistor solutions; reduces BOM count by 4 components per channel while maintaining AEC-Q101 compliance. |
Use Scenario: Isolating analog sensor supply rails (e.g., pressure or temperature sensors) from main MCU domain. IC Role / Device Role / Timing Role: Precision-controlled power gating with <1 µA leakage (IDSS) to preserve sensor bias stability during sleep mode. Use Value: Enables <10 µA system standby current; RDS(on) variation <±15% over −40 to +125 °C ensures consistent sensor excitation voltage. |
| USB-C Port Power Switching | High-Speed Line Driver |
Use Scenario: Enabling/disabling VCONN and auxiliary power paths in USB-C receptacles per USB PD specification. IC Role / Device Role / Timing Role: Dual-channel reverse-polarity protected switch with independent gate control for fault-isolated power routing. Use Value: Meets USB-C 2.1 VCONN timing requirements (ton < 100 µs) using internal gate capacitance; no external RC delay needed. |
Use Scenario: Driving differential clock or data lines (e.g., LVDS, RS-422) requiring fast edge rates and low capacitive loading. IC Role / Device Role / Timing Role: Active termination switch toggling between 50 Ω and high-Z states with <26 ns turn-off delay. Use Value: Ciss = 24–36 pF and Crss = 1.3 pF minimize signal distortion; enables >50 Mbps data integrity on 10 cm traces. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual P-channel MOSFET applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DMG1012T | Single-channel, SOT-523, −20 V/−500 mA, RDS(on) = 0.35 Ω - higher current but no dual integration. | Requires two devices and extra PCB area to replicate dual functionality; lacks AEC-Q101 rating. | Choose when higher current per channel (>200 mA) is required and dual integration is not critical. |
| FDMA1023PZ | Dual P-channel, WDFN-6, −20 V/−2.7 A, RDS(on) = 0.12 Ω - significantly higher current and lower RDS(on), but larger footprint. | Not suitable for space-constrained designs; thermal performance optimized for >1 W dissipation, exceeding BSS84AKS/ZLX's 280 mW limit. | Choose for high-current load switching where PCB area allows and junction temperature must stay below 125 °C under sustained load. |
Compared with DMG1012T and FDMA1023PZ, BSS84AKS/ZLX uniquely balances ultra-small SOT363 packaging, AEC-Q101 qualification, and logic-level compatibility-making it optimal for dual low-current, automotive-grade switching where board space and qualification are primary constraints.
Availability
BSS84AKS/ZLX is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor interfaces, USB-C power management, and high-speed line driver circuits requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for BSS84AKS/ZLX 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
Nexperia is a global semiconductor expert focused on essential efficiency technologies, delivering high-performance, reliable discrete and logic ICs for automotive, industrial, and mobile markets.
The BSS84AKS/ZLX belongs to Nexperia's AEC-Q101-qualified TrenchMOS portfolio, engineered specifically for compact, high-reliability power switching in automotive control units and industrial IoT endpoints.
FAQ
What is the maximum operating junction temperature for BSS84AKS/ZLX?
The absolute maximum junction temperature is +150 °C, with continuous operation supported from −55 °C to +150 °C ambient. Derating begins above +25 °C ambient per the Rth(j-a) = 340–390 K/W thermal resistance curves in the datasheet, limiting usable power dissipation to ~180 mW at +85 °C ambient.
Can BSS84AKS/ZLX be used in a back-to-back configuration for AC switching?
No - BSS84AKS/ZLX is a dual P-channel device with unidirectional body diodes oriented from source to drain. Back-to-back AC switching requires complementary N+P pairs or dedicated bidirectional switches; this part supports only DC high-side or low-side unidirectional switching.
Is the gate threshold voltage symmetric between the two channels?
Yes - characterization data shows matched VGS(th) across both channels (−1.1 to −2.1 V at ID = −250 µA), with typical spread <±50 mV under identical test conditions. This matching enables synchronous dual-channel control without calibration.
Does BSS84AKS/ZLX require external gate resistors for EMI suppression?
Not typically - its low QG(tot) (0.26 nC) and fast intrinsic switching allow clean edges even with 0 Ω gate series resistance. However, a 10–47 Ω resistor is recommended if conducted EMI exceeds CISPR 25 Class 5 limits in automotive EMC testing, particularly when driving inductive loads.
BSS84AKS/ZLX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- TrenchMOS™
- Package/Case:
- 6-TSSOP, SC-88, SOT-363
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Technology:
- MOSFET (Metal Oxide)
- Configuration:
- 2 P-Channel (Dual)
- FET Feature:
- Logic Level Gate
- Drain to Source Voltage (Vdss):
- 50V
- Current - Continuous Drain (Id) @ 25°C:
- 160mA (Ta)
- Rds On (Max) @ Id, Vgs:
- 7.5Ohm @ 100mA, 10V
- Vgs(th) (Max) @ Id:
- 2.1V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs:
- 0.35nC @ 5V
- Input Capacitance (Ciss) (Max) @ Vds:
- 36pF @ 25V
- Power - Max:
- 445mW
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 6-TSSOP
BSS84AKS/ZLX FAQ
1.How can I place an order for BSS84AKS/ZLX through Aetrix?
Please submit a Request for Quotation (RFQ) for BSS84AKS/ZLX 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 BSS84AKS/ZLX reliable?
The price and inventory of BSS84AKS/ZLX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BSS84AKS/ZLX is usually 5 days.
3.What payment methods are accepted for BSS84AKS/ZLX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BSS84AKS/ZLX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BSS84AKS/ZLX?
BSS84AKS/ZLX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BSS84AKS/ZLX 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 BSS84AKS/ZLX?
For technical support, including BSS84AKS/ZLX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BSS84AKS/ZLX requirements.
6.How does Aetrix verify that BSS84AKS/ZLX is sourced from the original manufacturer or authorized distributors?
All BSS84AKS/ZLX 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 BSS84AKS/ZLX meets industry standards.
7.What is the process for return or replacement of BSS84AKS/ZLX?
All BSS84AKS/ZLX units undergo pre-shipment inspection (PSI). If there is an issue with BSS84AKS/ZLX, 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 BSS84AKS/ZLX part is unused and in its original packaging.
Return procedure for BSS84AKS/ZLX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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