PDTA144EU Nexperia Integrated Circuit (SOT23 (3-Pin)) In Stock

Nexperia PDTA144EU is a PNP digital transistor with built-in 47 kΩ bias resistors (ratio 1), rated at 100 mA collector current and 50 V collector-emitter voltage, housed in a compact 3-pin UMT (SOT-323) package for space-critical switching applications.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
PDTA144EUSOT23 (3-Pin)
Quick Facts
Manufacturer
Nexperia
Package
SOT23 (3-Pin)
Pin Count
3
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.0158(MOQ 1)
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 PDTA144EU?

  • PNP digital transistor with built-in 47 kΩ bias resistors (R1=R2, ratio 1) eliminating external base resistors for simplified circuit design
  • 50 V collector-emitter breakdown voltage and 100 mA maximum collector current supporting a wide range of low-power switching loads
  • 3-pin UMT (SOT-323) package with only 3 pF collector-base capacitance enabling fast switching in space-constrained PCB layouts

What is PDTA144EU used for?

PDTA144EU is used in low-power digital switching circuits, microcontroller interface stages, and LED driver applications where a PNP transistor switch is needed without discrete base resistors. Its built-in 47 kΩ resistors allow direct drive from 3.3 V or 5 V logic signals, reducing BOM count and PCB area in consumer electronics, portable devices, and industrial control boards. The compact UMT package and 50 V rating make it suitable for relay drivers, signal inverters, and current mirrors in space-constrained designs.

What are the specifications of PDTA144EU?

Date Of Intro1995-11-01
YTEOL7
Additional FeatureBUILT IN BIAS RESISTANCE RATIO IS 1
Collector Current-Max (IC)0.1A
Collector-Base Capacitance-Max3pF
Collector-Emitter Voltage-Max50V
ConfigurationSINGLE WITH BUILT-IN RESISTOR
DC Current Gain-Min (hFE)80
JESD-30 CodeR-PDSO-G3
JESD-609 Codee3
Number of Elements1
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Polarity/Channel TypePNP
Power Dissipation-Max (Abs)0.2W
Reference StandardIEC-60134
Surface MountYES
Terminal FinishTIN
Terminal FormGULL WING
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)180MHz
VCEsat-Max0.15V
PackageSOT23 (3-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
Country of OriginMalaysia

Where can I find the PDTA144EU datasheet?

PDTA144EU Datasheet Download

Official datasheet from Nexperia

What are equivalent replacements for PDTA144EU?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What built-in resistor configuration does PDTA144EU include, and how does it simplify circuit design?

PDTA144EU incorporates two 47 kΩ bias resistors with a ratio of 1 (R1 = R2 = 47 kΩ) between the base and emitter, and between the input and base. This built-in configuration eliminates the need for external discrete base resistors, reducing BOM count by 2 components and saving PCB area in switching circuits driven from standard 3.3 V or 5 V logic outputs.

What are the collector current and voltage ratings of PDTA144EU, and what loads can it switch?

PDTA144EU is rated for a maximum collector current of 100 mA and a collector-emitter voltage of up to 50 V, with a minimum DC current gain (hFE) of 80. These ratings allow it to switch loads such as LEDs up to 100 mA, small relays, and logic-level signal lines, covering the majority of low-power PNP switching applications in consumer and industrial electronics.

How does the 3-pin UMT package of PDTA144EU compare to a standard SOT-23 for high-density PCB placement?

The UMT (SOT-323) package is physically smaller than the standard SOT-23 (SOT-23-3), offering a body size of approximately 2.0 x 1.25 mm compared to 2.9 x 1.3 mm for SOT-23. This reduction is significant in portable or wearable designs where PDTA144EU's 3-pin single-transistor configuration with 3 pF collector-base capacitance must fit in extremely tight PCB areas alongside other components.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About Nexperia

Nexperia is a leading electronic component manufacturer. FindMyChip sources Nexperia ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $0.0158
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.0600$0.06
742+$0.0450$33.39
10990+$0.0182$200.02
14290+$0.0175$250.08
17860+$0.0168$300.05
88890+$0.0158$1404.46
pcs
Unit price: $0.0600 · Total: $0.06

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany