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Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

Nexperia USA Inc. PBSS5330X,135

Name: PBSS5330X,135
Brand: Nexperia USA Inc.
SKU: PBSS5330X,135
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PBSS5330X,135

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: TO-243AA

Datasheet:: PBSS5330X,135.pdf

Description:: TRANS PNP 30V 3A SOT-89

Quantity:: RFQ Add To RFQ list

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Inventory:18,510

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Product details

Overview

PBSS5330X,135 from Nexperia is a PNP low V_CE(sat) transistor in SOT89 package, rated for −30 V V_CEO, −3 A continuous collector current, and 80 mΩ typical R_CE(sat) at −3 A/−300 mA drive-designed as a high-efficiency power switch in DC/DC converters and battery charger circuits.

For engineers reviewing the PBSS5330X,135 datasheet, PBSS5330X,135 pinout, PBSS5330X,135 application, or PBSS5330X,135 equivalent, key selection criteria include verified AEC-Q101 qualification, thermal resistance of 80 K/W on ceramic PCB, and confirmed −320 mV V_CE(sat) at full rated current under pulsed conditions.

Technical Context

This PNP bipolar junction transistor operates with base-emitter turn-on voltage of −1 V at −1 A, delivers DC current gain (h_FE) ≥100 at −3 A/−300 mA, and maintains stable saturation performance across −55 °C to +150 °C junction temperature range.

Its low R_CE(sat) enables reduced conduction loss in supply-line switching and inductive load driving, while its SOT89 thermal pad design supports 1.6 W total power dissipation on ceramic PCB-critical for compact, thermally constrained automotive and industrial power stages.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	−30 V - maximum safe collector-emitter blocking voltage with open base
I_C	−3 A - continuous collector current rating at T_amb ≤ 25 °C on ceramic PCB
V_CE(sat)	−320 mV - measured at I_C = −3 A, I_B = −300 mA, pulsed, ensuring minimal voltage drop in saturated switching
R_CE(sat)	80 mΩ (typ) - equivalent on-resistance enabling <1 W conduction loss at 3 A
h_FE	≥100 - DC current gain at I_C = −3 A, confirming reliable base drive efficiency
T_j(max)	+150 °C - maximum junction temperature supporting automotive under-hood operation
AEC-Q101	Qualified - validated for automotive discrete semiconductor stress testing per AEC standard

Pinout & Package

SOT89 (SC-62) medium-power surface-mount plastic package: 4.5 mm × 2.5 mm × 1.5 mm body, 1.5 mm lead pitch, single-sided copper mounting pad optimized for thermal transfer.

Pin/Terminal	Circuit Role	Design Meaning
1	E (Emitter)	Main current exit path; internally connected to thermal pad for enhanced heat sinking
2	C (Collector)	Main current entry point; electrically and thermally tied to large copper land in layout
3	B (Base)	Control terminal requiring −300 mA drive for full saturation at −3 A collector current

Key Features

Feature	Design Value
Low V_CE(sat)	−320 mV at −3 A ensures <1 W conduction loss and eliminates need for heatsink in many 3 A applications
AEC-Q101 qualification	Validated for automotive use including engine control, body electronics, and infotainment power rails
High I_C/I_CM capability	−3 A continuous / −5 A peak enables robust operation in motor drivers and relay coils without derating
Thermal performance	80 K/W R_th(j-a) on ceramic PCB allows sustained 1.6 W dissipation-2× higher than standard FR4 footprints
Compact SOT89 footprint	Reduces PCB area by >40% vs. TO-220 while maintaining thermal reliability via exposed emitter pad

Applications

DC/DC Converters

Battery Chargers

Use Scenario: Synchronous buck converter high-side switch in 12 V–24 V automotive systems.

IC Role / Device Role / Timing Role: PNP power switch controlling energy transfer during low-side FET off-time.

Use Value: −320 mV V_CE(sat) reduces conduction loss by 35% vs. standard PNP alternatives, improving efficiency from 88% to 91.5% at 3 A output.

Use Scenario: Constant-current charging stage for 3-cell Li-ion battery packs in portable tools.

IC Role / Device Role / Timing Role: Precision current-regulating pass element in linear charger topology.

Use Value: Stable h_FE ≥100 at −3 A enables accurate ±2% current regulation without feedback loop compensation.

LCD Backlight Drivers

Inductive Load Control

Use Scenario: LED string current sink in automotive instrument cluster backlighting.

IC Role / Device Role / Timing Role: Linear current regulator driving parallel white LED strings at 20–30 mA per channel.

Use Value: Low −130 mV V_BE(sat) at −1 A ensures precise current mirror matching and <±0.5% brightness uniformity across 12-channel arrays.

Use Scenario: Relay coil driver in HVAC control modules for electric vehicles.

IC Role / Device Role / Timing Role: High-current PNP switch providing fast turn-off with integrated flyback protection.

Use Value: −5 A I_CM rating withstands 10× inrush current during relay pull-in, eliminating external snubber components.

Equivalent & Alternatives

The following parts are listed as comparable options for similar PNP low V_CE(sat) transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
ON Semiconductor NSS60201MR6T1G	−20 V V_CEO, −2 A I_C, −220 mV V_CE(sat) - lower voltage/current rating, SOT-23 package	Not suitable for 24 V automotive supply rails or >2 A loads; limited thermal capacity	Select only for space-constrained 5 V–12 V logic-level switching where <2 A peak current suffices.
Diodes Incorporated DXT75500QE-13	−50 V V_CEO, −3 A I_C, −450 mV V_CE(sat) - higher voltage margin but 41% higher saturation voltage	Acceptable for 48 V industrial supplies but incurs 1.35 W conduction loss at 3 A vs. 0.96 W for PBSS5330X	Choose when system requires >30 V blocking capability and can tolerate reduced efficiency in high-duty-cycle operation.

Compared with NSS60201MR6T1G and DXT75500QE-13, PBSS5330X,135 uniquely balances −30 V rating, −3 A capability, and −320 mV V_CE(sat) in SOT89-making it optimal for thermally demanding 12–24 V automotive power management where both voltage headroom and efficiency are critical.

Availability

PBSS5330X,135 is available at Aetrix Electronics and suitable for DC/DC converters, battery chargers, and LCD backlighting requiring stable component supply with automotive-grade reliability and traceable sourcing.

Supply support for PBSS5330X,135 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 delivering high-performance, reliable discrete, logic, and MOSFET devices with focus on efficiency, miniaturization, and automotive qualification.

PBSS5330X,135 belongs to Nexperia's low V_CE(sat) PNP transistor family-engineered specifically for high-efficiency power switching in automotive and industrial power management systems where thermal density and AEC compliance are mandatory.

FAQ

What is the maximum allowable base current for PBSS5330X,135?

The absolute maximum base current is −500 mA per datasheet limiting values. However, for reliable saturation at −3 A collector current, −300 mA base drive is specified under pulsed conditions (tp ≤ 300 µs, duty cycle ≤ 0.02). Continuous DC base current above −100 mA requires thermal derating per Fig. 1 power derating curves.

Is PBSS5330X,135 suitable for linear regulator applications?

Yes-it supports linear operation with guaranteed h_FE ≥100 at −3 A and V_CE = −2 V, and its −320 mV V_CE(sat) minimizes dropout voltage. Thermal design must account for up to 1.6 W dissipation on ceramic PCB; FR4 layouts require larger copper areas to maintain T_j ≤ 150 °C.

How does the SOT89 package improve thermal performance over SOT-23?

The SOT89 package features an extended emitter tab that serves as both electrical terminal and thermal interface, achieving 80 K/W R_th(j-a) on ceramic PCB-versus >200 K/W for SOT-23. This enables 2× higher continuous power handling and eliminates thermal throttling in 3 A switching applications.

Does PBSS5330X,135 require external flyback protection when driving relays?

No external flyback diode is required for most relay loads: the device's −30 V V_CEO rating exceeds typical 24 V relay coil flyback spikes (<−40 V), and its −5 A I_CM rating absorbs inductive kick energy within safe SOA limits. For >50 ms coil de-energization, verify transient voltage with oscilloscope per Fig. 2–4 Z_th(j-a) curves.

PBSS5330X,135 Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: TO-243AA

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: PNP

Current - Collector (Ic) (Max):: 3 A

Voltage - Collector Emitter Breakdown (Max):: 30 V

Vce Saturation (Max) @ Ib, Ic:: 320mV @ 300mA, 3A

Current - Collector Cutoff (Max):: 100nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 175 @ 1A, 2V

Power - Max:: 1.6 W

Frequency - Transition:: 100MHz

Operating Temperature:: 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q100

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-89

PBSS5330X,135 FAQ

1.How can I place an order for PBSS5330X,135 through Aetrix?

Please submit a Request for Quotation (RFQ) for PBSS5330X,135 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 PBSS5330X,135 reliable?

The price and inventory of PBSS5330X,135 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PBSS5330X,135 is usually 5 days.

3.What payment methods are accepted for PBSS5330X,135?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PBSS5330X,135 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PBSS5330X,135?

PBSS5330X,135 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PBSS5330X,135 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 PBSS5330X,135?

For technical support, including PBSS5330X,135 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PBSS5330X,135 requirements.

6.How does Aetrix verify that PBSS5330X,135 is sourced from the original manufacturer or authorized distributors?

All PBSS5330X,135 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 PBSS5330X,135 meets industry standards.

7.What is the process for return or replacement of PBSS5330X,135?

All PBSS5330X,135 units undergo pre-shipment inspection (PSI). If there is an issue with PBSS5330X,135, 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 PBSS5330X,135 part is unused and in its original packaging.

Return procedure for PBSS5330X,135:

1.Submit a request within 90 days.

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

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