PBSS303ND Nexperia Integrated Circuit (SOT23 (6-Pin)) In Stock
Nexperia PBSS303ND is an NPN bipolar transistor rated at 3 A collector current and 60 V collector-emitter voltage with an hFE of 345 minimum and 140 MHz transition frequency, packaged in a compact 6-pin TSOP for high-efficiency switching and amplification applications.
- Manufacturer
- Nexperia
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- PBSS303ND Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -65.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PBSS303ND?
- 3 A maximum collector current with 60 V Vceo rating enables robust switching of medium-power loads in compact circuits
- Minimum hFE of 345 provides high current gain for sensitive signal amplification and low base-drive requirements
- 140 MHz transition frequency supports RF and high-speed switching applications requiring fast signal response
- 6-pin TSOP (SOT-363) surface-mount package enables dense PCB layout with a footprint under 2 mm x 2 mm
- 33 pF maximum collector-base capacitance ensures minimal signal distortion in RF amplifier and switching designs
What is PBSS303ND used for?
The PBSS303ND is designed for medium-power NPN switching tasks such as motor driver output stages, relay coil drivers, and LED array controllers where the 3 A, 60 V ratings provide generous safety margins. Its 140 MHz transition frequency and high hFE of 345 minimum also make it suitable for low-noise RF preamplifier stages, IF amplifiers, and sensor signal conditioning circuits in consumer electronics and industrial instruments. The compact 6-pin TSOP package allows multiple transistors to be placed in tight spaces on IoT sensor boards, wearable devices, and portable power management modules.
What are the specifications of PBSS303ND?
| Date Of Intro | 2017-02-01 |
| YTEOL | 4 |
| Collector Current-Max (IC) | 3A |
| Collector-Base Capacitance-Max | 33pF |
| Collector-Emitter Voltage-Max | 60V |
| Configuration | SINGLE |
| DC Current Gain-Min (hFE) | 345 |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Polarity/Channel Type | NPN |
| Power Dissipation-Max (Abs) | 1.1W |
| Reference Standard | IEC-60134 |
| Surface Mount | YES |
| Terminal Finish | Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Transition Frequency-Nom (fT) | 140MHz |
| Turn-off Time-Max (toff) | 665ns |
| Turn-on Time-Max (ton) | 115ns |
| VCEsat-Max | 0.515V |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| Country of Origin | Malaysia |
Where can I find the PBSS303ND datasheet?
PBSS303ND Datasheet DownloadOfficial datasheet from Nexperia
What are equivalent replacements for PBSS303ND?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key electrical limits of the PBSS303ND for load switching circuit design?
The PBSS303ND is rated for a maximum collector current (Ic) of 3 A and a collector-emitter voltage (Vceo) of 60 V, providing a 180 W power handling envelope at peak conditions. The minimum DC current gain (hFE) of 345 means a base current of just 8.7 mA can switch a full 3 A collector load.
How does the 140 MHz transition frequency of the PBSS303ND compare to general-purpose small-signal NPN transistors?
A standard general-purpose NPN such as the BC817 has a transition frequency (fT) of around 100 MHz, while the PBSS303ND's 140 MHz fT enables operation in RF amplifier stages up to VHF band frequencies, making it a better choice for 100 MHz to 130 MHz IF strips or FM preamplifier designs.
Can the PBSS303ND replace a TO-92 NPN transistor in a 2 A relay driver circuit, and what are the layout trade-offs?
Yes. The PBSS303ND handles 3 A and 60 V which exceeds a typical 2 A relay driver requirement, and its 6-pin TSOP surface-mount package occupies less than 4 mm² of board area versus a TO-92 through-hole device, but requires reflow soldering equipment and a smaller land pattern than the through-hole alternative.
What is the collector-base capacitance of the PBSS303ND and how does it affect high-frequency amplifier bandwidth?
The PBSS303ND has a maximum collector-base capacitance (Ccb) of 33 pF, which limits the Miller effect bandwidth in common-emitter amplifier topologies. At 140 MHz fT and 33 pF Ccb, usable small-signal bandwidth in a common-emitter stage with a 1 kΩ collector load is approximately 5 MHz to 10 MHz before gain rolls off significantly.
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